Peer-reviewed Publications (pdfs available via email request)

subm  
[115] Connolly, S., Harmer, A., Vink, C.J., Poy, D., Michalik, P., Painting, C. J. (submitted). No evidence for RTA morphology affecting introgression in New Zealand fishing spiders.
[114] Poy, D., Piacentini, L.N., Michalik, P., Lin, S.-W., Martinez, L., Ramirez, M. J. (submitted). Copulatory mechanics in ghost spiders (Amaurobioidinae, Anyphaenidae) reveals an independent regressive evolution of the RTA by functional replacement.
[113] Zamani, A., Kaya, R., Kaunisto, K., Michalik, P. (submitted). The second case of a self-bracing copulatory mechanism via femoral apophyses in entelegyne spiders.
[112] Dharmarathne, C., McLean, D.J., Michalik, P., Herberstein, M.E. (submitted). Sperm transfer under behavioral and morphological constraints in the orb-web spider genus Argiope.
[111] Peng, X., Dederichs, T.M., Lüddecke, T., Michalik, P., Mucciolo, A., Robinson-Rechavi, M., Zancolli, G. (submitted). Beyond venomous fangs: Uloboridae spiders have lost their venom apparatus but not their toxins.
2024  
[110] Mainda, T., Lopardo, L., Michalik, P. (2024). Megalopinus casuarius sp. nov. from the Cape York Peninsula and new distribution data of Megalopinus species in eastern Australia (Staphylinidae, Megalopsidiinae). Australian Journal of Taxonomy 79: 1-9.
[109] Leyden, M.R., Michalik, P., Baruffaldi, L., Mahmoud, S., Kalani, L., Hunt, D.F., Eirin-Lopez, J.M., Andrade, M.C.B., Shabanowitz, J., Ausió, J. (2024). The protamines of the noble false widow spider Steatoda sp. provide an example of liquid-liquid phase separation chromatin transitions during spermiogenesis. Development 151 (22): dev203134.
[108] Blattner, L., Kulanek, D., Ruffener, S., Ziegler, H., Wymann, H.-P., Wiemers, M., Michalik, P., Berner, D. (2024). Urbanization-associated range expansion genetically homogenizes a butterfly species. Current Biology 34:4589-4595
[107] Liprandi, D., Ramirez, M.J., Schlüter, S., Baumgart, L., Joel, A.-C., Michalik, P., Wolff, J.O. (2024). Hierarchical looping results in extreme extensibility of silk fibre composites produced by Southern house spiders (Kukulcania hibernalis). Interface Focus 14:20230071.
[106] Huber, B.A., Meng, G., Dederichs, T.M., Michalik, P., Forman, M., Král, J. (2024). Castaways: the Leeward Antilles endemic spider genus Papiamenta (Araneae: Pholcidae). Invertebrate Systematics 38:IS23052.
[105] Dederichs, A., Fischer, K., Michalik, P.*, Beaulieu, M.* (2024). Enhanced dispersal capacity in edge population individuals of a rapidly expanding butterfly. Ecology and Evolution 14:e10885.
[104] Jochum, A., Michalik, P., Inäbnit, T., Kneubühler, J., Slapnik, R., Vrabec, M., Schilthuizen, M., Ruthensteiner, B. (2024). 3D X-ray microscopy and SEM reveal Zospeum troglobalcanicum Absolon, 1916 and allied species from the Western Balkans (Ellobioidea: Carychiidae). European Journal of Taxonomy 926:1-62.
[103] Michalik, P., Smith, H.M., Milledge, G., Harms, D. (2024). Another ghost of Gondwana – Progradungula barringtonensis sp. nov. Michalik & Smith, a new species of the relict spider genus Progradungula (Araneae: Gradungulidae) from a temperate rainforest in eastern Australia. Austral Entomology 63(1):73-82.
[102] Kreuz, J., Michalik, P., Wolff, J.O. (2024). Comparative anatomy of the spinneret musculature in cribellate and ecribellate spiders (Araneae). Journal of Morphology 285:e21670.
2023  
[101] Martens, H.R., Laage, K., Eickmanns, M., Drexler, A., Heinsohn, V., Wegner, N., Muster, C., Diekmann, M., Seeber, E., Kreyling, J., Michalik, P., Tanneberger, F. (2023). Paludiculture can support biodiversity conservation in rewetted fen peatlands. Scientific Reports 13:18091.
[100] Poy, D., Piacentini, L. N., Lin, S.-W., Martinez, L., Ramirez, M. J., Michalik, P. (2023). Copulatory mechanics of ghost spiders reveals a new self-bracing mechanism in entelegyne spiders. Ecology & Evolution 13:e10582.
[99] Bollatti, F., Dederichs, T.M., Peretti, A.V., Laborda, A., Postiglioni, R., Aisenberg, A., Michalik, P. (2023). Does reproductive diapause influence spermatogenesis in spiders? - a case study using a non-experimental approach in the diplochronous wolf spider Allocosa senex (Lycosidae, Araneae). Zoology 159:126103.
[98] Izquierdo, M.A., Dederichs, T.M., Cargnelutti, F., Michalik, P. (2023). Copulatory behaviour and genital mechanics suggest sperm allocation by a non-intromittent sclerite in a pholcid spider. Royal Society Open Science 10:230263.
[97] Poy, D., Piacentini, L. N., Michalik, P., Lin, S.-W., Ramirez, M. J. (2023). MicroCT analysis unveils the role of inflatable female genitalia and male tibial complex in the genital coupling in the spider genus Aysha (Anyphaenidae, Araneae). Journal of Morphology 284:e21586.
[96] Almeida Caetano, C., Griswold, C., Michalik, P., Labarque, F. (2023). Evolution and comparative morphology of raptorial feet in spiders. Arthropod Structure & Development 74:101255.
[95] Ramirez, M.J., Wolff, J.O., Jäger, P., Pavlek, M., Pérez-González, A., Magalhaes, I., Michalik, P. (2023). Geometric regularity in webs of non-orb weaving spiders. Ecology & Evolution 13:e9839.
2022  
[94] Porta, O.A., Michalik, P., Ramirez, M.J. (2022). Caeculus fedrae, a new fossil species of rake-legged mite (Acari: Caeculidae) from Baltic amber. Acarologia 62:1154-1170.
[93] Botero-Trujillo, R., Davis, S. R., Michalik, P., Prendini, L. (2022). Hirsutisoma grimaldii, sp. nov., a ca. 99-million-year-old ricinuleid (Primoricinulei, Primoricinuleidae) from Cretaceous Burmese amber with an apparently corticolous, scansorial lifestyle. Palaeoentomology 5:493-504.
[92] Dederichs, T.M., Huber, B.A., Michalik, P. (2022). Evolutionary morphology of sperm in pholcid spiders (Pholcidae, Synspermiata). BMC Zoology 7:52 (99 pp.).
[91] Degut, A., Fischer, K., Quque, M., Criscuolo, F., Michalik, P.*, Beaulieu, M.* (2022). Irreversible impact of early thermal conditions: an integrative study of developmental plasticity linked to mobility in a butterfly species. Journal of Experimental Biology 225(3):jeb243724 (*shared senior authors).
[90] Lopardo, L., Michalik, P., Hormiga, G. (2021). Take a deep breath... The evolution of the respiratory system of symphytognathoid spiders (Araneae, Araneoidea). Organisms, Diversity & Evolution 22:231-263.
2021  
[89] Rix, M., Wood, H.M., Harvey, M., Michalik, P. (2021). Micro-computed tomography reveals a remarkable twin intromittent organ in spiders – a novelty for arachnids with direct sperm transfer. Frontiers in Ecology and Evolution 9:794708.
[88] Pekár, S., et al. (2021). The World Spider Trait database (WST): a centralised global open repository for curated data on spider traits. Database 2021:baab064.
[87] Azevedo, G.H.F., Parreiras, J.S., Bougie, T., Michalik, P., Wunderlich, J., Ramirez, M.J. (2021). Last pagan’s story: a Baltic amber fossil helps unraveling the biogeographic history in clade of flattened spiders with transcontinental distribution (Araneae: Trochanteriidae). Journal of Biogeography 48:3032-3046.
[86] Holst, S., Souza Miranda, L., Meyer, P., Michalik, P., Sötje, I. (2021). Morphological analyses of the adult and juvenile stages of the stalked jellyfish Craterolophus convolvulus (Johnston, 1835) (Cnidaria: Staurozoa: Stauromedusae: Craterolophidae) using micro-CT. Zoologischer Anzeiger 292:240-260.
[85] Ewers-Saucedo, C., Allspach, A., Barilaro, C., Bick, A., Brandt, A., Fiege, D., Füting, S., Hausdorf, B., Hayer, S., Husemann, M., Joger, U., Kamcke, C., Küster, M., Lohrmann, V., Martin, I., Michalik, P., Reinicke, G.-B., Schwentner, M., Stiller, M., Brandis, D. (2021). Natural history collections reconstruct 200 years of faunal change. Royal Society Open Science 8: 201983.
[84] Wolff, J.O., Michalik, P., Ravelo, A.M., Herberstein, M.E., Ramirez, M.J. (2021). Evolution of silk anchors as the joint effect of spinning behavior and spinneret morphology. Integrative and Comparative Biology 61:1411-1431.
2020  
[83] Lohrmann, V., Zhang, Q., Michalik, P., Blaschke, J., Müller, P., Jeanneau, L., Perrichot, V. (2020). †Cretolixon — A remarkable new genus of rhopalosomatid wasps (Hymenoptera: Vespoidea: Rhopalosomatidae) from chemically tested, mid-Cretaceous Burmese (Kachin) amber supports the monophyly of Rhopalosomatinae. Fossil Record 23:215-236.
[82] Porta, O.A., Proud, D.N., Michalik, P., Hernandes, F. A. (2020). Notes on fossil Bdelloidea 1: the first snout mite (Acariformes: Bdellidae: Odontoscirinae) from the Cretaceous amber of Myanmar. Systematic and Applied Acarology 25:1754-1764.
[81] Porta, O.A., Michalik, P., Franchi, E., Proud, D.N. (2020). The first fossil pycnocheiridiine pseudoscorpion (Pseudoscorpiones: Cheiridiidae: Procheiridium gen. nov.) from Cretaceous Burmese amber. Zootaxa 4801:142-150.
[80] Oviedo-Diego, M.A., Mattoni, C.I., Vrech, D.E., Michalik, P., Peretti, A.V. (2020). The morphology of mating plugs and its formation in scorpions: Implications for intersexual participation. Journal of Morphology 281:620–635.
[79] Poy, D., Ramirez, M.J., Michalik, P., Piacentini, L.N. (2020). Copulatory mechanics in the wolf spider Agalenocosa pirity reveals a hidden diversity of locking systems in Lycosidae (Araneae). Journal of Morphology 281:250-257.
[78] Muster, C., Michalik, P. (2020). Cryptic diversity in ant-mimic Micaria spiders (Araneae, Gnaphosidae) and a tribute to early naturalists. Zoologica Scripta 49:197-209.
[77] Magalhaes, I.L., Azevedo, G., Michalik, P., Ramirez, M.J. (2020). The fossil record of spiders revisited: implications for calibrating trees and evidence for a major faunal turnover since the Mesozoic. Biological Reviews 95:184-217.
2019  
[76] Ramirez, M.J., Michalik, P. (2019). The Spider Anatomy Ontology (SPD) - A versatile tool to link anatomy with cross-disciplinary data. Diversity 11:202.
[75] Hayer, S., Bick, A., Brandt, A., Ewers-Saucedo, C., Fiege, D., Füting, S., Krause-Kyora, B, Michalik, P., Reinicke, G.-B., Brandis, D. (2019). Coming and going – historical distributions of the European oyster Ostrea edulis Linnaeus, 1758 and the introduced slipper limpet Crepidula fornicata Linnaeus, 1758 in the North Sea. PLOS ONE 14(10):e0224249.
[74] Dederichs, T.M., Müller, C.H.G., Sentenská, L., Lipke, E., Uhl, G., Michalik, P. (2019). The innervation of the male copulatory organ of spiders (Araneae) – a comparative analysis. Frontiers in Zoology 16:39.
[73] Wolff, J.O., Paterno, G.B, Liprandi, D., Ramirez, M.J., Bosia, F., van der Mejden, A., Michalik, P., Smith, H., Jones, B., Ravelo, A.M., Pugno, N., Herberstein, M.E. (2019). Evolution of aerial spider webs coincided with repeated structural optimization of silk anchorages. Evolution 73:2122-2134 (journal cover).
[72] Michalik, P., Kallal, R., Dederichs, T.M., Labarque, F., Hormiga, G., Giribet, G., Ramirez, M.J., (2019). Phylogenomics and genital morphology of cave raptor spiders (Araneae, Trogloraptoridae) reveal an independent origin of a flow-through female genital system. Journal of Zoological Systematics and Evolutionary Research 57:737-747 (Editor´s Choice).
[71] Ramirez, M.J., Michalik, P. (2019). Web-building behavior of the odd-clawed spider Progradungula otwayensis (Gradungulidae) and its implication on the evolution of combing behavior in spiders. Journal of Arachnology 47:299-309 (journal cover).
[70] Michalik, P., Piorkowski, D., Blackledge, T.A., Ramirez, M.J., (2019). Functional trade-offs in cribellate silk mediated by spinning behavior. Scientific Reports 9: 9092.
[69] Porta, O.A., Proud, D.N., Franchi, E., Porto, W., Epele, M.B., Michalik, P. (2019). The first record of caeculid mites from the Cretaceous amber of Myanmar with notes on the phylogeny of the family. Zootaxa 4647: 23-43.
[68] Lohrmann, V., Ohl, M., Michalik, P., Pitts, J.P., Jeanneau, L., Perrichot, V. (2019).Notes on rhopalosomatid wasps of Dominican and Mexican amber (Hymenoptera: Rhopalosomatidae) with a description of the first fossil species of Rhopalosoma Cresson, 1865. Fossil Record 22:31-44.
2018  
[67] Jueg, U., Michalik, P. (2018). Lost and found – Fritz Müller´s type material of Glossiphonia verrucata (Fr. Müller, 1844) (Hirudinida, Glossiphoniidae) with notes on the leech fauna of lake Tegel in Berlin (Germany). Evolutionary Systematics 2:163-168.
[66] Müller, C.H.G., Kenning, M., Hylleberg, J., Michalik, P. (2018). Histological and electron microscopic analysis of the papillated epidermal organs of an unknown species of Phascolion (Sipuncula) from Ibiza (Spain). Smithsonian Contributions to the Marine Sciences 42: 193-218.
2017  
[65] Mammola, S., Michalik, P., Hebets, E.A., Isaia, M. (2017). Record breaking achievements by spiders and the scientists who study them. Peer J 5: e3972.
[64] Gainett, G., Michalik, P., Müller, C.H.G., Giribet, G., Talarico, G., Willemart, R.H. (2017). Putative thermo-/hygroreceptive tarsal sensilla on the sensory legs of an armored harvestman (Arachnida, Opinions). Zoologischer Anzeiger 270: 81-97.
[63] Michalik, P., Wunderlich, J. (2017). The spider genus Austrochilus Gertsch & Zapfe, 1955 (Araneae: Austrochilidae) – a new species from Chile and a documentation of the male genitalia of austrochilines. Zootaxa 4312: 323-332.
[62] Stafstrom, J.A., Michalik, P., Hebets, E.A. (2017). Sensory system plasticity in a visually specialized, nocturnal predator. Scientific Reports 7: 46627.
[61] Magalhaes, I.L.F., Ravelo, A.M., Peretti, A.V., Michalik, P., Ramirez, M.J. (2017). Recluse spiders produce flattened silk rapidly using a highly modified, self-sufficient spinning apparatus. Journal of Zoology 303: 27-35.
[60] Larbarque, F.M., Wolff, J O.., Michalik, P., Griswold, C., Ramirez, M.J. (2017). The evolution and function of spider feet (Araneae, Arachnida): Multiple acquisitions of distal articulations. Zoological Journal of the Linnean Society 181: 308-341.
[59] Schmidt, J., Michalik, P. (2017). The ground beetle genus Bembidion Latreille in Baltic amber: Review of preserved specimen and first 3D reconstruction of endophallic structures using X-ray microscopy (Coleoptera: Carabidae: Bembidiini). ZooKeys 662: 101-126.
[58] Gainett, G., Michalik, P., Müller, C.H.G., Giribet, G., Talarico, G., Willemart, R.H. (2017). Not so touchy after all: ultrastructure of chemoreceptive tarsal sensilla in an armored harvestman (Arachnida: Opiliones: Gonyleptidae) and evidence of olfaction in 17 families of Laniatores. Arthropod Structure & Development 46: 178-195.
2016  
[57] Preik, O., Schneider, J.M., Uhl, G., Michalik, P. (2016). Transition from monogyny to polygyny in Nephila senegalensis (Araneae: Nephilidae) is not accompanied by increased investment in sperm. Biological Journal of the Linnean Society 119: 1027-1035.
[56] Holst, S., Michalik, P., Noske, M., Krieger, J., Sötje, I. (2016). Potential of X-ray micro-computed tomography for soft-bodied and gelatinous cnidarians with special emphasis on scyphozoan and cubozoan statoliths. Journal of Plankton Research 38: 1225-1242.
[55] Sartori, M., Kubiak, M., Michalik, P. (2016). Deciphering genital anatomy of rare, delicate and precious specimens: first study of two type specimens of mayflies using micro-computed X-ray tomography (Ephemeroptera; Heptageniidae). Zoosymposia 11: 28-32.
[54] Schmidt, J., Belousov, I., Michalik, P. (2016). X-Ray microscopy reveals endophallic structures in a new species of the ground beetle genus Trechus Clairville, 1806 from Baltic amber (Coleoptera: Carabidae: Trechini). ZooKeys 614: 113-127.
[53] Hoffmann, H., Michalik, P., Görn, S., Fischer, K. (2016). Effects of fen management on staphylinid beetle (Coleoptera: Staphylinidae) assemblages in north-eastern Germany. Journal of Insect Conservation 20: 129-139.
[52] Schmidt, J., Hoffmann, H., Michalik, P. (2016). Blind life in the Baltic amber forests: description of an eyeless species of the ground beetle genus Trechus Clairville, 1806 (Coleoptera: Carabidae: Trechini). Zootaxa 4083: 431-443.
2015  
[51] Huckstorf, K., Michalik, P., Ramirez, M.J., Wirkner, C.S. (2015). Evolutionary morphology of the hemolymph vascular system of basal araneomorph spiders (Araneae: Araneomorphae). Arthropod Structure & Development 44(6): 609-621.
[50] Lipke, E., Hammel, J., Michalik, P. (2015). First evidence of neurons in the male copulatory organ of a spider (Arachnida, Araneae). Biology Letters 11: 20150465.
[49] Lipke, E., Michalik, P. (2015). Evolutionary morphology of the male reproductive system and spermatozoa of goblin spiders (Oonopidae, Araneae). Bulletin of the American Museum of Natural History 906: 1-72.
[48] Krejčí, T., Řezáč , M., Michalik, P. (2015). Female genital morphology and sperm storage in the velvet spider Eresus kollari (Araneae: Eresidae). Journal of Arachnology 43: 182-187.
[47] Sentenská, L., Pekár, S., Lipke, E., Michalik, P., Uhl, G. (2015). Female control of mate plugging in a female-cannibalistic spider (Micaria sociabilis). BMC Evolutionary Biology 15: 18.
[46] Sombke, A., Lipke, E., Michalik, P., Uhl, G., Harzsch, S. (2015). Potential and limitations of X-ray micro-computed tomography in arthropod neuroanatomy – a methodological and comparative survey. Journal of Comparative Neurology 523(8): 1281-1295.
[45] Goldberg, J., Bresseel, J., Constant, J., Kneubühler, B., Leubner, F., Michalik, P., Bradler, S. (2015). Extreme convergence in egg-laying strategy across insect orders. Scientific Reports 5: 7825.
[44] Müller, C.H.G., Hylleberg, J., Michalik, P. (2015). Complex epidermal organs of Phascolion (Sipuncula): insights into the evolution of bimodal secretory cells in annelids. Acta Zoologica 96: 343-374.
2014  
[43] Ruch, J., Riehl, T., Michalik, P. (2014). Known but unknown: the subsocial behaviour of Xysticus bimaculatus Koch, 1867 (Thomisidae, Araneae) with a re-description of the species. ZooKeys 427: 1-19.
[42] Lipke, E., Ramirez, M. J., Michalik, P. (2014). Ultrastructure of spermatozoa of Orsolobidae (Haplogynae, Araneae) with implications on the evolution of sperm transfer forms in Dysderoidea. Journal of Morphology 275: 1238-1257.
[41] Michalik, P., Ramirez, M. J. (2014). Evolutionary morphology of the male reproductive system, spermatozoa and seminal fluid of spiders (Araneae, Arachnida) – current knowledge and future directions. Arthropod Structure & Development 43: 291-322.
[40] Ramirez, M. J., Michalik, P. (2014). Calculating structural complexity in phylogenies using ancestral ontologies. Cladistics 30: 635-649.
[39] Lipke, E., Hörnschemeyer, T., Pakzad, A., Booth, C.R., Michalik, P. (2014). Serial Block-Face imaging and its potentials for reconstructing diminutive cell systems – a case study from arthropods. Microscopy and Microanalysis 20: 946-955.
[38] Michalik, P., Ramirez, M. J., Wirkner, C.S., Lipke, E. (2014). Morphological evidence for limited sperm production in the enigmatic Tasmanian cave spider Hickmania troglodytes (Austrochilidae, Araneae). Invertebrate Biology 133: 180-187.
2013  
[37] Kunz, K., Michalik, P., Uhl, G. (2013). Cephalic secretion release in the male dwarf spider Oedothorax retusus (Linyphiidae: Erigoninae): an ultrastructural analysis. Arthropod Structure and Development 42: 477-482.
[36] Ibler, B., Michalik, P., Fischer, K. (2013). Factors affecting lifespan in bird-eating spiders (Arachnida: Mygalomorphae, Theraphosidae) - a multi-species approach. Zoologischer Anzeiger - A Journal of Comparative Zoology 253 (2): 126-136.
[35] Michalik, P., Ramirez, M. J. (2013). First description of the male of Thaida chepu Platnick, 1987 (Araneae, Austrochilidae) with micro-computed tomography of the palpal organ. ZooKeys 352:117-125.
[34] Lopardo, L., Michalik, P. (2013). First description of a mysmenid spider species from mainland Australia and new data for Mysmena tasmaniae Hickman 1979 (Araneae, Mysmenidae). Memoirs of the Queensland Museum / Nature 58: 381-396.
[33] Michalik, P., Piacentini, L., Lipke, E., Ramirez, M. J. (2013). The enigmatic Otway odd-clawed spider (Progradungula otwayensis Milledge, 1997, Gradungulidae, Araneae): Natural history, first description of the female and micro-computed tomography of the male palpal organ. ZooKeys 335: 101-112.
[32] Vöcking, O., Uhl, G., Michalik, P. (2013). Sperm dynamics in spiders (Araneae): Ultrastructural analysis of the sperm activation process in the common garden spider Argiope bruennichi. PLoS ONE 8(9): e72660.
[31] Modanu, M., Michalik, P., Andrade, M.C.B. (2013). Mating system does not predict permanent sperm depletion in Latrodectus spiders. Evolution & Development 15(3): 217-224.
[30] Michalik, P., Aisenberg, A., Postiglioni, R., Lipke, E. (2013). Spermatozoa and spermiogenesis of the wolf spider Schizocosa malitiosa (Lycosidae, Araneae) and its functional and phylogenetic implications. Zoomorphology 132: 11-21.
2012  
[29] Lipke, E., Michalik, P. (2012). Primary sperm conjugation and its formation in a haplogyne spider (Caponiidae, Araneae) with remarks on the evolution of sperm conjugation within spiders. Arthropod Structure and Development 41: 561-573.
2011  
[28] Schneider, J.M., Michalik, P. (2011). One-shot genitalia are not an evolutionary dead end - Regained male polygamy in a sperm limited spider species. BMC Evolutionary Biology 11:197.
[27] Herberstein, M., Schneider, J.M., Uhl, G., Michalik, P. (2011). Sperm dynamics in spiders. Behavioural Ecology 22(4): 692-695 (invited contribution).
[26] Michalik, P., Uhl, G. (2011). Cephalic modifications in dimorphic dwarf spiders of the genus Oedothorax (Erigoninae, Linyphiidae, Araneae) and their evolutionary implications. Journal of Morphology 272: 814-832.
[25] Michalik, P., Rittschof, C.C. (2011). A comparative analysis of the morphology and evolution of permanent sperm depletion in spiders. PLoS ONE 6(1): e16014.
2010  
[24] Foelix, F., Erb, B., Michalik, P. (2010). Scopulate hairs in Liphistius: possible chemoreceptors. Journal of Arachnology 38, 599-603.
[23] Talarico, G., Michalik, P. (2010). Spermatozoa of an Old World Ricinulei (Ricinoides karschii, Ricinoidae) with notes about the relationships of Ricinulei within the Arachnida. Tissue & Cell 42(6), 383-390.
[22] Michalik, P., Hormiga, G. (2010). Ultrastructure of the spermatozoa in the spider genus Pimoa - new evidence for the monophyly of Pimoidae plus Linyphiidae (Arachnida: Araneae). American Museum Novitates 3682, 1-17.
[21] Michalik, P., Knoflach, B., Thaler, K., Alberti, G. (2010). Live for the moment - adaptations in the male genital system of a sexually cannibalistic spider (Theridiidae, Araneae). Tissue & Cell 42(1), 32-36.
[20] Michalik, P., Mercati, D. (2010). First investigation of the spermatozoa of a species of the superfamily Scorpionoidea (Opistophthalmus penrithorum, Scorpionidae) with a revision of the evolutionary and phylogenetic implications of sperm structures in scorpions (Chelicerata, Scorpiones). Journal of Zoological Systematics and Evolutionary Research 48(2), 89-101.
[19] Burger, M., Michalik, P. (2010). The male genital system of goblin spiders - New evidence for a monophyly of Oonopidae (Arachnida, Araneae). American Museum Novitates 3675, 1-13.
2009  
[18] Michalik, P. (2009). The male genital system of spiders (Araneae) with notes on the fine structure of seminal secretions. Contributions to Natural History 12, 959-972.
[17] Toyoshima, S., Michalik, P., Talarico, G., Klann, A.E., Alberti, G. (2009). Effects of starvation on reproduction of the predacious mite Neoseiulus californicus (Acari: Phytoseiidae). Experimental & Applied Acarology 47(3), 235-247.
2008  
[16] Vignoli, V., Klann, A.E., Michalik, P. (2008). Spermatozoa and sperm packages of the European troglophylous scorpion Belisarius xambeui Simon, 1879 (Troglotayosicidae, Scorpiones). Tissue & Cell 40(6), 411-416.
[15] Talarico, G., García Fernández, L.F., Michalik, P. (2008). The male genital system of the New World Ricinulei (Arachnida) – ultrastructure of spermatozoa and spermiogenesis with special emphasis on its phylogenetic implications. Arthropod Structure & Development 37, 396-409.
2007  
[14] Michalik, P. (2007). Spermatozoa and spermiogenesis of Liphistius cf. phuketensis (Mesothelae, Araneae, Arachnida) with notes on phylogenetic implications. Arthropod Structure & Development 36, 327-335.
2006  
[13] Burger, M., Graber, W., Michalik, P., Kropf, C., (2006). Silhouettella loricatula (Arachnida, Araneae, Oonopidae): a haplogyne spider with complex female genitalia. Journal of Morphology 267, 663-677.
[12] Michalik, P., Huber, B.A., (2006). Spermiogenesis in Psilochorus simoni (Pholcidae, Araneae): evidence for considerable within-family variation in sperm structure and development. Zoology 109, 14-25.
[11] Burger, M., Michalik, P., Graber, W., Jacob, A., Nentwig, W., Kropf, C., (2006). The complex genital system of a haplogyne spider (Arachnida, Araneae, Tetrablemmidae) indicates internal fertilization and full female control over transferred sperm. Journal of Morphology 267, 166-186.
[10] Michalik, P., Sacher, P., Alberti, G., (2006). Ultrastructural observations of spermatozoa of some tetragnathid spiders and their phylogenetic implications (Araneae, Tetragnathidae). Journal of Morphology 267, 129-151.
2005  
[9] Michalik, P., Dallai, R., Giusti, F., Mercati, D., Alberti, G., (2005). Spermatozoa and spermiogenesis of Holocnemus pluchei (Scopoli, 1763) (Pholcidae, Araneae). Tissue & Cell 37, 489-497.
[8] Michalik, P., Alberti, G., (2005). On the occurence of the 9+0 axonemal pattern in the spermatozoa of sheetweb spiders (Linyphiidae, Araneae). Journal of Arachnology 33, 569-572.
[7] Michalik, P., Knoflach, B., Thaler, K., Alberti, G., (2005). The spermatozoa of the one-palped spider Tidarren argo (Araneae, Theridiidae). Journal of Arachnology 33, 562-568.
[6] Michalik, P., Uhl, G., (2005). The male genital system of the cellar spider Pholcus phalangioides (Fuesslin, 1775) (Pholcidae, Araneae): development of spermatozoa and seminal secretion. Frontiers in Zoology 2, 12.
[5] Michalik, P., Reiher, W., Suhm-Tintelnot, M., Coyle, F.A., Alberti, G., (2005). The female genital system of the folding-trapdoor spider Antrodiaetus unicolor (Hentz, 1842) (Antrodiaetidae, Araneae) - an ultrastructural study of form and function with notes on reproductive biology of spiders. Journal of Morphology 263, 284-309.
2004  
[4] Michalik, P., Dallai, R., Giusti, F., Alberti, G. (2004). The peculiar synspermia of some Dysderidae (Araneae). Tissue & Cell 36, 447-460.
[3] Michalik, P., Haupt, J., Alberti, G. (2004). On the occurrence of coenospermia in mesothelid spiders (Araneae: Heptathelidae). Arthropod Structure & Development 33, 173-181.
[2] Alberti, G., Seniczak, A., Michalik, P., Seniczak, S., (2004). Fine structural aspects of the gnathosoma of Archegozetes longisetosus Aoki, 1965 (Oribatida: Trhypochthoniidae). Soil Organisms 76, 5-15 (german, english abstract).
2003  
[1] Michalik, P., Gray, M.R., Alberti, G. (2003). Ultrastructural observations of spermatozoa and spermiogenesis in Wandella orana Gray, 1994 (Araneae: Filistatidae) with notes on their phylogenetic implications. Tissue & Cell 35, 325-337.