Aydın Örstan
Research Associate
Section of Mollusks
Carnegie Museum of Natural History
Pittsburgh, PA, U.S.A.
Searching for Melarhaphe neritoides near Çeşme, Turkey, June 2011 (Photo by Willy Willaume)
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PUBLICATIONS Most papers are available as pdf copies; the rest will be uploaded eventually.
Örstan, A. 2013. Joseph Bliss and the snails of Magnesia. Mollusc World 31:13-15.
pdf
Örstan, A. 2012. Charles Darwin and Baron Aucapitaine’s study of land snail survival in sea water. Society for the History of Natural History Newsletter 104:15-17. Read it here
Örstan, A. 2012. Gastropod anatomy from photographs of live animals. Mollusc World 29:10-12. pdf
Örstan, A. 2012. The first record of the European land snail Discus rotundatus (Müller, 1774) from Montreal, Canada (Discidae: Pulmonata). Check List 8:537-539. pdf
Örstan, A. 2012. A study of the shell length of Batillaria minima in Florida, U.S.A. Triton 25:11-12. pdf
Örstan, A. & Kösemen, M. 2011. Land snails of the Ottoman fort at Rumelifeneri, Istanbul, Turkey. Triton 24:22-23. pdf
Örstan, A., Sparks, J.L. & Pearce, T.A. 2011. Wayne Grimm’s legacy: A 40-year experiment on the dispersal of Cepaea nemoralis in Frederick County, Maryland. American Malacological Bulletin 29:139-142. pdf
Örstan, A. 2011. A method to measure snail shell volumes. Triton 23:31-32. pdf
Örstan, A. & Pearce, T.A. 2011. Longevities of colonies of Pomatiopsis lapidaria. Tentacle 19:33-34. pdf
Örstan, A. 2010. John Ray’s hermaphrodite snails on their 350th anniversary. Mollusc World #23:3. Read it here
Örstan, A. 2010. A possible function of the parietal tooth of Pedipes (Gastropoda, Pulmonata, Ellobiidae).
Basteria 74:111-114. pdf
Örstan, A. 2010. Reproductive biology and the annual population cycle of Oxyloma retusum (Pulmonata: Succineidae). American Malacological Bulletin 28:113-120. pdf
Örstan, A. 2010. Activities of four species of land snails at low temperatures. Journal of Conchology 40:245-246. pdf
Örstan, A. 2010. A new record of Vertigo pusilla from Turkey. Triton #21:27. pdf
Örstan, A. 2010. Gastropoda, Pulmonata, Helicidae, Cepaea nemoralis (Linnaeus, 1758): New records for Montreal, Canada. Check List 6(1):54-55. pdf
Örstan A. & Paustian, M. 2010. Alien planarian does not feed on philomycid slugs in captivity. Tentacle #18:14-16. pdf
Örstan, A. 2009. An observation of the mating of Chondrus tournefortianus (Pulmonata: Enidae). Zoology in the Middle East 48:117-118. pdf.
Örstan, A. & Dillon, R. T. 2009. Charles Darwin the malacologist. Mollusc World #20:4. Read it here
Örstan, A. 2009. An eighteenth century description of the mating of Limax maximus. Mollusc World #19:10. pdf
Örstan, A. & Kösemen, M. 2009. Graves and snails: biodiversity conservation in an old cemetery in Istanbul, Turkey. Triton #19:40-41. pdf
Örstan, A. 2009. Will assisted colonization be a viable option to save terrestrial gastropods threatened by climate change? Tentacle #17:14-16. pdf
Örstan, A. 2008. Notes on the reproduction of Rumina saharica from Turkey (Pulmonata: Subulinidae). Zoology in the Middle East 45:118-120. pdf
Örstan, A., Jass, J. & Klausmeier, B. 2008. The first record of the terrestrial isopod Armadillidium vulgare from Quebec (Isopoda: Oniscidea). Newsletter of the Biological Survey of Canada (Terrestrial Arthropods) 27(1):13. pdf
Örstan, A. 2008. Observation of a thrips (Insecta: Thysanoptera) inside an empty land snail shell (Pulmonata: Gastrodontidae). Triton. #17:22. pdf
Örstan, A. 2008. A new record of Helix aspersa from Virginia, USA (Pulmonata: Helicidae). Triton. #17:21. pdf
Örstan. A. 2008. Larva of the sciomyzid fly Pherbellia albovaria preys on the land snail Anguispira fergusoni. Triton #18:37. pdf
Örstan. A. 2008. Vernalization requirements of terrestrial gastropods and global warming. Tentacle #18: 17-18. pdf
Örstan, A. 2007. Contact with an alien. Tentacle #15:14-15. pdf
Örstan, A. 2007. A new record of Cecilioides acicula from North America (Pulmonata: Ferussaciidae). Triton No. 15, p. 38. pdf
Örstan, A. 2007. Conchological and anatomical characteristics of Xerocrassa cretica from Turkey (Pulmonata: Hygromiidae). Triton No. 15, pp. 39-40. pdf
Örstan, A, Yıldırım, M. Z. , Ceylan, S., Pearce, T.A. & Welter-Schultes, F. 2007. A new species of Idyla (Pulmonata: Clausiliidae) from Aydın Mountains, Turkey and the associated land snail fauna. Journal of Conchology 39:329-334. pdf
Örstan A. & Welter-Schultes, F. 2007. Reproductive isolation between two Albinaria species in a contact zone (Gastropoda: Clausiliidae). Schriften zur Malakozoologie 23:33-38. pdf
Örstan, A. 2006. Could deer overabundance impact terrestrial mollusks? Tentacle #14:20-21. pdf
Örstan, A. 2006. Natural diet of Oxyloma retusa (Pulmonata: Succineidae). Triton No. 13, pp. 36-37. pdf
Örstan, A. 2006. Antipredatory function of the retractibility of Batillaria minima into its shell. Triton No. 14, pp. 1-2. pdf
Örstan, A & Yıldırım, M. Z. 2006. The holotype of Sprattia sowerbyana aksoylari Yildirim, 1997 (Pulmonata: Clausiliidae). Triton No. 14, p. 37. pdf
Pearce, T. & Örstan, A. 2006. Terrestrial gastropoda, Chapter 22 in C. Sturm, T. A. Pearce & A. Valdés, editors, The Mollusks: A Guide to Their Study, Collection, and Preservation. pdf
Örstan, A. 2006. Rearing terrestrial gastropoda, Chapter 23 in C. Sturm, T. A. Pearce & A. Valdés, editors, The Mollusks: A Guide to Their Study, Collection, and Preservation. pdf
Örstan, A. 2005. The status of Pomatias elegans in Istanbul, Turkey. Tentacle No. 13, pp. 8-9. pdf
Örstan, A. Pearce, T. & Welter-Schultes, F. 2005. The land snail diversity of a threatened limestone district near Istanbul, Turkey. Animal Biodiversity and Conservation 28: 181-188. pdf
Örstan, A. 2005. Aestivation survival in some Turkish Albinaria species. Spirula No. 342, pp. 3-4. pdf
Örstan, A. 2005. Shell repair in Pomatia elegans (Caenogastropoda: Pomatiasidae). Triton No. 11, pp. 26-27. pdf
Örstan, A., Yıldırım, M. Z., Gümüş, B. A. & Welter-Schultes, F. W. 2005. The land snails of the Bodrum peninsula, Turkey. Mitteilungen der Deutschen Malakozoologischen Gesellschaft 73/74:1-15. Photographic copy
Örstan, A. 2004. Cemeteries as refuges for native land snails in Istanbul, Turkey. Tentacle No. 12, pp. 11-12. pdf
Örstan, A. 2004. Possible human-assisted dispersal of Levantina spiriplana (Pulmonata: Helicidae) in western Turkey. Triton No. 9, pp. 27-28. pdf
Örstan, A. & Yıldırım, M.Z. 2004. Borlumastus, a new land snail genus from Turkey (Gastropoda: Pulmonata: Enidae). Basteria 68:125-129. pdf
Örstan, A. & M.Z. Yıldırım. 2003. Conchological and genitalic comparisons of Jaminia loewii populations in Turkey (Gastropoda: Pulmonata: Enidae). Zoology in the Middle East 28:67-76.
Örstan, A. 2003. The rediscovery of Zonites algirus in İstanbul, Turkey (Gastropoda: Pulmonata). Zoology in the Middle East 29:75-78.
Örstan, A. 2003. The first record of Discus rotundatus from Turkey. Triton, No. 7 p. 27. pdf
Örstan, A. 2003. Calculation of the coefficient of variation from the diameter measurements of snail shells. Triton No. 8, pp. 21-32. pdf
Örstan, A. & F. Welter-Schultes. 2002. A dextral specimen of Albinaria cretensis (Pulmonata: Clausiliidae). Triton No. 5, pp. 25-28. pdf
Örstan, A. 2001. A Revision of Mastus carneolus (Mousson 1863) from Istanbul, Turkey (Gastropoda: Pulmonata: Enidae). Schriften zur Malakozoologie 17:65-70.
Örstan, A. 2001. A Preliminary Survey of Albinaria Populations Around Kusadasi Bay, Turkey. Triton No. 4:42-44. pdf
Neubert, E., A. Örstan & F. Welter-Schultes. 2000. The land snails of the area between Kas and Demre, southwestern Turkey, with special reference to Albinaria (Gastropoda, Pulmonata, Clausiliidae). Basteria 64:105-123.
Örstan, A. 2000. Island Hopping for Land Snails off Istanbul. American Conchologist 28(4):4-6. pdf
Örstan, A. 1999. Land Snails of Black Hill Regional Park, Montgomery County, Maryland. Maryland Naturalist 43(3-4):20-24. pdf
Örstan, A. 1999. Drill holes in land snail shells from western Turkey. Schriften zur Malakozoologie 13:31-36.
Örstan, A. 1998. Microhabitats and dispersal routes of bdelloid rotifers. Scientiae Naturae 1:27-36. pdf
Örstan, A. 1998. Factors affecting long-term survival of dry bdelloid rotifers: a preliminary study. Hydrobiologia 387/388:327–331. pdf
Örstan, A. 1995. Desiccation survival of the eggs of the rotifer Adineta vaga (Davis, 1873). Hydrobiologia 313/314:373-375. pdf
Örstan, A. 1995. A pathological condition in a bdelloid rotifer. Quekett j. Mic. 37:489.
Örstan, A. 1995. A new species of bdelloid rotifer from Sonora, Mexico. Southwestern Naturalist 40:255.
Örstan, A. 1992. Toxicity of acrylamide derivatives to embryos of the rotifer Adineta vaga. Bulletin of Environmental Contamination and Toxicology 48:901-906.
Örstan, A. & A. Gafni. 1991. Inhibition of proteinase K by phosphorylated sugars. Biochemistry International 25:657-662.
Örstan, A. 1990. Thermodynamics and life. Trends in Biochemical Sciences 15:137. pdf
Örstan, A. & A. Gafni. 1990. Enhanced proteolysis of glucose-6-phosphate dehydrogenase in the presence of palmitoyl coenzyme A. Biochemistry International 21:915-921.
Örstan, A. & A. Gafni. 1990. The interaction of acrylamide with glyceraldehyde-3-phosphate dehydrogenase. Structural modifications in the enzyme studied by fluorescence techniques. Photochemistry and Photobiology 51:725-731.
Örstan, A. 1990. How to define life: a hierarchical approach. Perspectives in Biology and Medicine 33:391-401.
Örstan, A. & J.F. Wojcik. 1988. The effect of dimethyl sulfoxide on the kinetics of azo dye-alpha-cyclodextrin inclusion complex formation. Carbohydrate Research 176:149-154.
Örstan, A. & J.B.A. Ross. 1987. Investigation of the beta-cyclodextrin-indole inclusion complex by absorption and fluorescence spectroscopies. Journal of Physical Chemistry 91:2739-2745.
Örstan, A., M.F. Lulka, B. Eide, P.H. Petra & J.B.A. Ross. 1986. Steroid-binding site of human and rabbit sex steroid binding protein of plasma: fluorescence characterization with equilenin.
Biochemistry 25:2686-2692.
Örstan, A. & J.F. Wojcik. 1985. Kinetic studies of azo dye-alpha-cyclodextrin complexes. Evidence for an isomerization step. Carbohydrate Research 143:43-50.
