Saint-Petersburg State University
Faculty of Biology

Department of Invertebrate Zoology
Rus | Eng

Andrey Ostrovsky

ostrovsky Evolution of Sexual Reproduction in Marine Invertebrates

Professor, PhD, DSc

Curriculum Vitae pdf



Scientific interests:
Reproductive ecology and evolution of reproductive patterns of aquatic invertebrates;
origin and explosive radiations of marine bryozoans;
bryozoan taxonomy, biogeography, anatomy, polymorphism, behaviour and symbionts;
ecology and protection of the freshwater pearl mussel

«Life cycles of invertebrates» —  lecture course for Master students
«Individuality, coloniality and modularity in biology» —  lecture course for Master students
«Concepts of invertebrate evolution» —  lecture course for Master students
«Diversity and evolution Bryozoa» —  lectire course for undergraduate students.

Selected publications:


  1. 2017 Cáceres-Chamizo J.P., Sanner J.A., Tilbrook K.J., Ostrovsky A.N. Revision of the Recent species of Exechonella Canu & Bassler in Duvergier, 1924 and Actisecos Canu & Bassler, 1927 (Bryozoa, Cheilostomata): systematics, biogeography and evolutionary trends in skeletal morphology. Zootaxa 4305(1): 1-79.
  2. 2013 Ostrovsky A.N. Evolution of the sexual reproduction in marine invertebrates: example of gymnolaemate Bryozoa. Springer Verlag. XXXII, 356 pp. ISBN: 978-94-007-7145-1 (Print) 978-94-007-7146-8 (Online)
  3. 2009 Ostrovsky A.N. Evolution of the sexual reproduction in the bryozoan order Cheilostomata (Gymnolaemata). St Petersburg State University. 403 pp. [in Russian with English Summary] ISBN 978-5-288-04992-7.
  4. 2006 Batygina T.B., Bragina E.A., Ereskovsky A.V., Ostrovsky A.N. Viviparity in plants and animals: invertebrates and lower chordates. St Petersburg State University, 134 pp. [In Russian with English summary] ISBN 5-288-03803-1.


  1. 2017a Serova K.M., Vishnyakov A.E., Zaytseva O.V., Kotenko O.V., Ostrovsky A.N. Comparative analysis of the nervous system of polymorphic zooids in marine bryozoans. Doklady Academii Nauk, Biological Sciences 475(2): 234-237 [in Russian]; Doklady Academii Nauk, Biological Sciences 475: 144-147 [in English]
  2. 2017b Maltseva A.L., Kotenko O.N., Kutyumov V.A., Matveenko D.A., Shavarda A.L., Winson M.K., Ostrovsky A.N. Novel brominated metabolites from Bryozoa: a functional analysis. Journal of Natural Products 31(16): 1840-1848
  3. 2017c Karagodina N.P., Vishnyakov A.E., Kotenko O.N., Maltseva A.L., Ostrovsky A.N. Ultrastructural evidence for nutritional relationships between a marine colonial invertebrate and its bacterial symbionts. Symbiosis: 1-10.
  4. 2016a Kutyumov V.A., Maltseva A.L., Kotenko O.N., Ostrovsky A.N. Functional differentiation in bryozoan colony: a proteomic analysis. Tsytologija 58(1): 60-66 [in Russian]; Cell and Tissue Biology 10(2): 152-159 [in English]. DOI: 10.1134/S1990519X16020073
  5. 2016b Ostrovsky A.N., Lidgard S., Gordon D.P., Schwaha T., Genikhovich G., Ereskovsky A.V. Matrotrophy and placentation in invertebrates: a new paradigm. Biological Reviews 91: 673-711. DOI: 10.1111/brv.12189
  6. 2016c Serova K.M., Vishnyakov A.E., Zaytseva O.V., Ostrovsky A.N. Distribution of serotonin and FMRF-amide in the nervous system of different zooidal types of cheilostome Bryozoa: a case study of Arctonula arctica. Doklady Academii Nauk, Biological Sciences 471(5): 609–612 [in Russian]; Doklady Academii Nauk, Biological Sciences 471: 288-290 [in English]
  7. 2016d Souto J., Berning B., Ostrovsky A.N. Systematics and diversity of deep water Cheilostomata (Bryozoa) from the Galicia Bank (NE Atlantic) Zootaxa 4067(4): 401–459
  8. 2015a Shunkina K.V., Starunov V.V., Zaytseva O.V., Ostrovsky A.N. Comparative morphology of the nervous system in three phylactolaemate bryozoans. Frontiers in Zoology 12: 28. DOI:10.1186/s12983-015-0112-2
  9. 2015b Souto J., Berning B., Ostrovsky A.N. Systematics and diversity of deep water Cheilostomata (Bryozoa) from the Galicia Bank (NE Atlantic). Zootaxa 4067(4): 401–459. DOI: 10.11646/zootaxa.4067.4.1
  10. 2014a Shunkina K.V., Starunov V.V., Zaytseva O.V., Ostrovsky A.N. Comparative neuromorphology of the lophophore and body wall in three species of freshwater bryozoans (Bryozoa, Phylactolaemata). Russian Journal of Zoology [Zoologicheskiy Zhurnal] 93(3): 497-507 [in Russian with English Summary].
  11. 2014b Dick M.H., Komatsu T., Takashima T., Ostrovsky A.N. A mid-Cretaceous (Albian–Cenomanian) shell-rubble bryozoan fauna from the Goshoura Group, Kyushu, Japan. Journal of Systematic Palaeontology 12(4): 401-425. DOI: 10.1080/14772019.2013.765926
  12. 2014c Shunkina K.V., Starunov V.V., Zaytseva O.V., Ostrovsky A.N. Sensory elements and innervation in the freshwater bryozoan Cristatella mucedo lophophore. Doklady Academii Nauk, Biological Sciences 455(4): 490-493 [in Russian]; Doklady Biological Sciences 455(1): 125-128 [in English]. DOI: 10.1134/S0012496614020136#page-1
  13. 2014d Souto J., Reverter-Gil O., Fernandez-Pulpeiro E., Ostrovsky A.N. New species of Bryozoa from Madeira associated to rhodoliths. Zootaxa 3795(2): 135-151 (pdf, 214Kb).
  14. 2014e Popov I.Yu., Ostrovsky A.N. Survival and extinction of the southern populations of freshwater pearl mussel Margaritifera margaritifera in Russia (Leningradskaya and Novgorodskaya oblast). Hydrobiologia 735: 161-177. DOI: 10.1007%2Fs10750-013-1640-4
  15. 2014f Berning B., Tilbrook K.J., Ostrovsky A.N. What, if anything, is a lyrula? In Rosso A., Wyse Jackson P.N.and Porter J. (eds.) Proceedings of the 16th International Conference of the International Bryozoology Association. Studi Trentini di Scienze Naturali 94: 21-28. ResearchGate, pdf, 3Mb
  16. 2014g Maltseva A.L., Kotenko O.N., Shabalin K.A., Shavarda A.L., M.K. Winson, Ostrovsky A.N. Novel brominated fungicidal alcaloid isolated from the marine bryozoan Chartella membranaceotruncata. In Rosso A., Wyse Jackson P.N.and Porter J. (eds.) Proceedings of the 16th International Conference of the International Bryozoology Association. Studi Trentini di Scienze Naturali 94: 163-168. ResearchGate, pdf, 800Kb
  17. 2013a Ostrovsky A.N. From incipient to substantial: evolution of placentotrophy in a phylum of aquatic colonial invertebrates. Evolution 67(5): 1368-1382. DOI: 10.1111/evo.12039
  18. 2013b Bolotov I.N., Makhrov A.A., Bespalaja Yu.V., Vikhrev I.V., Aksenova O.V., Aspholm P.E., Gofarov M.Yu., Ostrovsky A.N., Popov I.Yu., Paltser I.S., Rudzite Ě., Rudzitis M., Voroshilova (Sergeeva) I.S., Sokolova S.E. Results of testing the comparatory method: the curvature of the shell valves frontal section is inappropriate as a systematic character for the freshwater pearl mussel of the genus Margaritifera. Izvestija RAN, Biology Series 2: 245-256 [Russian version with English summary]. Biology Bulletin 40(2): 221-231 [in English].
  19. 2013c Shunkina K.V., Starunov V.V., Zaytseva O.V., Ostrovsky A.N. Serotonin and FMRFamide-immunoreactive elements in the nervous system of freshwater bryozoans (Bryozoa, Phylactolaemata). Doklady Academii Nauk, Biological Sciences 451(4): 474-477 [in Russian]; Doklady Biological Sciences 451: 244–247 [in English].
  20. 2012a Lidgard S., Carter M.C., Dick M.H., Gordon D.P., Ostrovsky A.N. Division of labor and recurrent evolution of polymorphisms in a group of colonial animals. Evolutionary Ecology 26(2): 233–257. (pdf, 2 Mb)
  21. 2012b Harmelin J.G., Vieira L. M., Ostrovsky A.N., Cáceres-Chamizo J.P., Sanner J.A. Scorpiodinipora costulata (Canu & Bassler, 1929) (Bryozoa, Cheilostomata), a taxonomic and biogeographic dilemma: complex of cryptic species or human-mediated cosmopolitan colonizer? Zoosystema 34(1): 123–138. (pdf, 2 Mb)
  22. 2012c Moosbrugger M., Schwaha T., Walzl M.G., Obst M., Ostrovsky A.N. The placental analogue and the pattern of sexual reproduction in the cheilostome bryozoan Bicellariella ciliate (Gymnolaemata). Frontiers in Zoology 9: 29. doi:10.1186/1742-9994-9-29 (pdf, 2 Mb)
  23. 2011a Ostrovsky A.N., Porter J.S. Pattern of occurence of supraneural coelomopores and intertentacular organs in gymnolaemate bryozoans and its evolutionary implications. Zoomorphology 130:1–15. (pdf, 2 Mb)
  24. 2011b Ostrovsky A.N., Popov I.Y. Rediscovery of the largest population of the freshwater pearl-mussel in the Leningrad oblast (north-west Russia). Aquatic Conservation: Marine and Freshwater Ecosystems 21(2): 113–121. (pdf, 2 Mb)
  25. 2011c Harmelin J.G., Ostrovsky A.N., Cáceres-Chamizo J.P., Sanner J. Bryodiversity in the tropics: taxonomy of Microporella species (Bryozoa Cheilostomata) with personate maternal zooids from Indian Ocean, Red Sea and southeast Mediterranean. Zootaxa 2798: 1–30. (pdf, 2 Mb)
  26. 2011d Zágoršek K., Ostrovsky A.N., Vávra N. The new cheilostome bryozoan Metrarabdotos nehybai from the Middle Miocene of Moravia (Czech Republic): paleofaunistic, taxonomic and ontogenetic aspects. Neues Jahrbuch für Geologie und Paläontology 260(1):21–31. (pdf, 2 Mb)
  27. 2011e Berning B., Ostrovsky A.N. Omanipora pilleri n. gen., n. sp., a new bryozoan (Cheilostomata, Lepraliomorpha) from Oman. Annalen des Naturhistorischen Museums in Wien, Serie A, 113: 511–523.
    (pdf, 2 Mb)
  28. 2011f Ostrovsky A.N. Evolution of lecithotrophic larvae in marine invertebrates exemplified with gymnolaemate bryozoans. Biosphera 3(2): 233–252 [in Russian with English Abstract]. (pdf, 2 Mb)
  29. 2010a O’Dea A., Ostrovsky A.N., RodrÍgues F. Embryonic brooding and clonal propagation in tropical eastern Pacific cupuladriid bryozoans. Journal of the Marine Biological Association of the United Kingdom 90: 291–299. (pdf, 2 Mb)
  30. 2010b Yagunova E.B., Ostrovsky A.N. The influence of substrate type on sexual reproduction of the bryozoan Cribrilina annulata (Gymnolaemata, Cheilostomata). A case study from Arctic seas. Marine Biology Research 6(3): 263–270. (pdf, 2 Mb)
  31. 2010c Popov I.Y., Ostrovsky A.N. Differences in the life-span duration of the freshwater pearl mussel Maragaritifera margaritifera as evidence for the infeasibility of negligible senescence (based on data for St. Petersburg and Leningrad oblast). Advances in Gerontology 23(3): 375–381 [Russian version with English Summary]; 2011, 1(2): 191–197 [English version]. (pdf, 2 Mb)
  32. 2010d Granovich A.I., Ostrovsky A.N., Dobrovolsky A.A. Morphoprocess and life-cycles of organisms. Journal of General Biology [Zhurnal Obshcheii Biologii] 71(6): 514–522 [in Russian with English Summary]. (pdf, 2 Mb)
  33. 2009a Ostrovsky A.N., Nielsen C., Vávra N., Yagunova E.B. Diversity of the brooding structures in calloporod bryozoans (Gymnolaemata: Cheilostomata): comparative anatomy and evolutionary trends. Zoomorphology 128(1): 13–35. (pdf, 2.4 Mb)
  34. 2009b Ostrovsky A.N., Gordon D.P., Lidgard S. Independent evolution of matrotrophy in the major classes of Bryozoa: transitions among reproductive patterns and their ecological background. Marine Ecology Progress Series 378: 113–124. (pdf, 400 kb)
  35. 2009c Ostrovsky A.N., O’Dea A., RodrÍgues F. Comparative anatomy of internal incubational sacs in cupuladriid bryozoans and the evolution of brooding in free-living cheilostomes. Journal of Morphology 270: 1413–1430. (pdf, 2.6 Mb)
  36. 2009d Ostrovsky A.N. Destiny of the Carl Linnaeus’s collection. In Alimov A.F., Stepanjants S.D. (eds.) Species and Speciation. Analysis of the new opinions and trends. Trudy Zoologicheskogo Instituta RAN, Attachment 1: 102–105 [in Russian].
  37. 2008a Ostrovsky A.N., Popov I.Y. Freshwater pearl-mussel Margaritana margaritifera (Unionidea, Margaritanidae) in the rivers of the reserved area «Gladyshevskii» (Leningrad oblast). Russian Journal of Zoology [Zoologicheskiy Zhurnal] 87(5): 624–625 [in Russian with English Summary]. (pdf, 70 kb)
  38. 2008b Yagunova E.B., Ostrovsky A.N. Encrusting bryozoan colonies on stones and algae: variability of zooidal size and its possible causes. Journal of the Marine Biological Association of the United Kingdom 88(5): 901–908. (pdf, 350 kb)
  39. 2007 Ostrovsky A.N., Dick M.H., Mawatari S.F. The internal-brooding apparatus in the bryozoan genus Cauloramphus (Cheilostomata: Calloporidae) and its inferred homology to ovicells. Zoological Science 24(12): 1187–1196. (pdf, 2 Mb)
  40. 2006a Cheetham A.H., Sanner J., Taylor P.D., Ostrovsky A.N. Morphological differentiation of avicularia and the proliferation of species in mid-Cretaceous Wilbertopora Cheetham, 1954 (Bryozoa: Cheilostomata). Journal of Paleontology 80(1): 49–71. (pdf, 2.4 Mb)
  41. 2006b Ostrovsky A.N., Grischenko A.V., Taylor P.D., Bock P., Mawatari S.F. Comparative anatomical study of internal brooding in three anascan bryozoans (Cheilostomata) and its taxonomical and evolutionary implications. Journal of Morphology 267(6): 739–749. (pdf, 0.9 Mb)
  42. 2006c Ostrovsky A.N., Takashima R., Dick M.H., Grischenko A.V., Nishi H., Mawatari S.F. First record of a Cretaceous cheilostome bryozoan from Hokkaido, Japan. Cretaceous Research 27: 859–862. (pdf, 2.4 Mb)
  43. 2005 Ostrovsky A.N., Taylor P.D. Brood chambers constructed from spines in fossil and Recent cheilostome bryozoans. Zoological Journal of the Linnean Society 144: 317–361. (pdf, 5.5 Mb)
  44. 2004a Ostrovskii A.N. Brood chambers (ovicells) of cheilostome bryozoans (Bryozoa: Gymnolaemata): structure, research history, and modern problematics. Russian Journal of Marine Biology [Biologija Morja] 30(3): 169–182 [Russian version with English Summary]; 30(Suppl.1): S43–S55 [English version]. (pdf, 5.5 Mb)
  45. 2004b Ostrovsky A.N., Taylor P.D. Systematics of Upper Cretaceous calloporid bryozoans with primitive spinose ovicells. Palaeontology 47(3): 775–793. (pdf, 3.3 Mb)
  46. 2003a Ostrovsky A.N., Schäfer P. Ovicell structure in Callopora dumerili and C. lineate (Bryozoa, Cheilostomatida). Acta Zoologica 84(1): 15–24. (pdf, 1.1 Mb)
  47. 2003b Ostrovsky A.N., Schäfer P., Gordon D.P. Ultrastructure and development of the ooecial walls in some calloporid bryozoans. Zoologischer Anzeiger 242(3): 223–240. (pdf, 1.1 Mb)
  48. 2002 Shunatova N.N., Ostrovsky A.N. Group behaviour and chimneys in marine bryozoans. Marine Biology 140(3): 503–518. (pdf, 240 kb)
  49. 2001 Shunatova N.N., Ostrovsky A.N. Individual autozooidal behaviour and feeding in marine bryozoans. Sarsia 86: 113–142. (pdf, 470 kb)
  50. 1998a Ostrovsky A.N. Variability of ooeciostome shape and position in Antarctic idmidroniform bryozoans (Bryozoa: Tubuliporida). Zoologischer Anzeiger 237(2–3): 97–106. (pdf, 2.6 Mb)
  51. 1998b Ostrovsky A.N. Comparative studies of ovicell anatomy and reproductive patterns in Cribrilina annulata and Celleporella hyaline (Bryozoa: Cheilostomatida). Acta Zoologica 79(4): 287–318. (pdf, 10.6 Mb)
  52. 1998c Ostrovsky A.N. The genus Anguisia as a model of a possible origin of erect growth in some Cyclostomatida (Bryozoa). Zoological Journal of the Linnean Society 124(4): 355–367. (pdf, 2.1 Mb)
  53. 1997 Ostrovsky A.N. Rejuvenation in colonies of some Antarctic tubuliporids (Bryozoa: Stenolaemata). Ophelia 46(3): 175–185. (pdf, 2 Mb)
  54. 1996 Ostrovsky A.N., Taylor P.D. Systematics of some Antarctic Idmidronea and Exidmonea (Bryozoa: Cyclostomata). Journal of Natural History 30: 1549–1575. (pdf, 5 Mb)
  55. 1991 Ostrovsky A.N. Bryozoa (Cyclostomata) of the Fish Tail Bay (Mawson Sea). Informational Bulletin of the Soviet Antarctic Expedition 116: 55–62 [in Russian].

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