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Academic OrganizationAcademic Assembly School of Science and Technology Institute of ScienceTEL
Education and Research OrganizationFaculty of Science Department of ScienceFAX
PositionProfessorMail Address
AddressDepartment of Biology, Shinshu University, Matsumoto 390-8621Web site


Assigned Class
Interdisciplinary Graduate School of Science and Technology for Ph.D.
Graduate School of Sciences for M.S., Division of Science and Technology
Research Field
Evolutionary genetics
Evolutionary ecology
Phylogenetic systematics
Current Subject
Developmental ecology for the animal rule of homochirality
Keywords:situs inversus , viability selection , pleiotropy , evolutionary mechanism , 2013-
Chemical ecology of sex phromones and premating isolation in hermaphrodites
Keywords:mate recognition , simultaneous hermaphrodite , hybrid vigor , hybrid breakdown , land snail , 2010-
Quantitative variation and adaptive evolution of left-right asymmetry
Keywords:situs inversus , spiral cleavage , maldevelopment , internal selection , genetic variance , 2008-
Handedness coevolution and ecological speciation
Keywords:left-right asymmetry , evolutionary race , adaptive speciation , premating isolation , 2007-
Asymmetric hybridization between species and molecular phylogeography of introgression
Keywords:incomplete reproductive isolation , molecular phylogeography , isolation during copulation , genetic pollution , alien and native species , 2005-
Evolutionary ecology of mating behavior in enantiomorphic snails
Keywords:courtship behavior , copulation behavior , coplation apparatus , interchiral copulation , 2000-
Chiral dimorphism and evolution in tree snails
Keywords:LTER (Long-term ecological research) , situs inversus , coexisting dynamics , land snails , Southeast Asia , 1998-
Mechanisms of developmental constraint against chiral evolution
Keywords:spiral cleavage , maternal pleiotropy , maternal epistasis , left-right reversal , purifying selection , 1996-
Chiral variation and evolution
Keywords:left-rightreversal , situs inversus , chiral evolution , cladogenesis , Metazoa , 1992-
Reproductive isolation mechanism
Keywords:premating isolation , isolation during copulation , simultaneous hermaphrodite , reciprocal copulation , 1990-
Speciation mechanism
Keywords:speciation gene , peak shift , genetic drift , adaptive speciation , evolutionary competition , 1990-
Academic Societies
Academic Societies
Japan Ecological Society
Japan Society for the Study of Evolution
Zoological Society of Japan
Society of Population Ecology
Japan Ethological Society
Malacological Society of Japan
Society for the Study of Molluacan Diversity
Society for the Study of Evolution
Unitas Malacologica
Malacological Society of London
Malacological Society of Australasia
Academic Background
Graduate School
University of Virginia , (Biology , School of Arts and Sciences) , 1988
Tokyo Metropolitan University , (Biology , School of Sciences) , 1980

Tokyo Metropolitan University , (Faculty of Science) , 1978

Ph.D. , University of Virginia
M.S. , Tokyo Metropolitan University
Bachelor of Science , Tokyo Metropolitan University
2009 , Zoological Science Award
Research Career
Research Career
2011- , Professor, Department of Biology, Shinshu University
1999- , Associate Professor, Department of Biology, Shinshu University
1990- , Associate Professor, Tokyo Metropolitan College
1989- , Research Associate, School of Environmental Sciences, University of Virginia/ Virginia Museum of Natural History

Overseas Education
1995-1996 , Field Museum of Natural History; Bishop Museum
1990-1990 , Smithsonian Institute
1982-1983 , Rotary Scholar, University of Virginia
1982-1982 , Rotary Scholar, Georgia Southern College


Books, Articles, etc.
Heterochirality results from reduction of maternal diaph expression in a terrestrial pulmonate snail
Zoology Letters,in press 2018
Author:Noda T, Satoh N, Asami T

Evolution of a dextral lineage by left-right reversal in Cristataria (Gastropoda, Pulmonata, Clausiliidae)
Journal of Zoological Systematics and Evolutionary Research,in press 2018
Author:Páll-Gergely P, Szekeres M, Fehér Z, Asami T, Harl J

Enantiomorphs and taxonomy of three conchological species in flat-shelled snails Trichocathaica (Pulmonata: Camaenidae)
Zookeys,810:19–44 2018
Author:Páll-Gergely B, Hunyadi A, Asami T

Subspecies description rates are higher in morphologically complex land snails
Zoologica Scripta,in press 2018
Author:Páll-Gergely B, Asami T, Sólymos P

Riccardoella mites infecting six land snail species, referred to in the Red Data List and the Red Data Book
Taxa,in press 2018
Author:Waki T, Shimano S, Asami T

A new species of Camaenidae (Gastropoda, Pulmonata) from Nusa Penida and Lombok Islands, Indonesia: novelty in a well-known fauna
Molluscan Research,38:41-49, 2018
Author:Páll-Gergely, B, Otani, JU, Hosoda, T, Asami, T, Harl, J

Riccardoella reaumuri Fain and van Goethem, 1986 (Acariformes: Trombidiformes: Ereynetidae) from terrestrial mollusks in Okinawajima Island, as first record from Japan
The biological magazine Okinawa,56:27-31 2018
Author:Waki T, Shimano S, Asami T, Miyai T, Sasaki T

A new species of Metalycaeus hitherto undistinguished from M. vinctus (Pilsbry, 1902) (Gastropoda: Cyclophoroidea: Alycaeidae)
Venus,75:1–16, 2017
Author:Páll-Gergely, B, Asami, T

Taxonomical notes on Chinese camaenids with description of three new species (Gastropoda: Pulmonata)
Molluscan Research, 2017
Author:Wu, M, Asami, T

Revision of the Alycaeidae of China, Laos and Vietnam (Gastropoda: Cyclophoroidea) I: The genera Dicharax and Metalycaeus
Zootaxa,4331:1–124 2017
Author:Páll-Gergely, B, Hunyadi, A, Đỗ, Đ S, Naggs, F, Asami, T

Molecular systematics of the land snail family Orculidae reveal paraphyly and deep splits within the clade Orthurethra (Gastropoda: Pulmonata)
Zoological Journal of the Linnean Society,181:778–794, 2017
Author:Harl, J, Haring, E, Sittenthaler, M, Sattmann, H, Asami, T, Páll-Gergely, B

Three new species and a new genus of Hypselostomatidae (Gastropoda: Pulmonata) from Cong Troi Cave, Northern Vietnam
Acta Zoologica Academiae Scientiarum Hungaricae,63(3):327-341, 2017
Author:Páll-Gergely B, Jochum, A, Asami, T

A new diplommatinid genus and two new species from the Philippines (Gastropoda, Caenogastropoda, Cyclophoroidea)
Zookeys,678:1-10, 2017
Author:Páll-Gergely, B, Hunyadi, A, Asami, T

Breathing device of a new Streptaulus species from Vietnam extends understanding of the function and structure of respiratory tubes in cyclophoroids (Gastropoda: Caenogastropoda: Pupinidae)
Journal of Molluscan Studies,83:243-248, 2017
Author:Páll-Gergely, B, Gargominy, O, Fontaine, B, Asami, T

An integrative taxonomic approach to infer the systematic position of Chalepotaxis Ancey, 1887 (Gastropoda: Stylommatophora: Helicarionidae)
Molluscan Research,37:113-119, 2016
Author:Páll-Gergely, B., Fehér, Z., Otani, J.U. and Asami, T.

An impressive new camaenid, Entadella entadiformis gen. & sp. n. from Guangxi, China (Gastropoda: Pulmonata)
Journal of Conchology,42:167-179, 2016
Author:Páll-Gergely, B., Hunyadi, A., Otani, J.U. and Asami, T.

Novel shell device for gas exchange in an operculate land snail
Biology Letters,12:20160151, 2016
Author:Páll-Gergely, B., Naggs, F. and Asami, T.

The family Plectopylidae (Gastropoda, Pulmonata) in Laos with the description of two new genera and a new species
ZooKeys,592:1-26, 2016
Author:Páll-Gergely, B., Muratov, I.V. and Asami, T.

A snail-eating snake recognizes prey-handedness
Scientific Reports,6:23832, 2016
Author:Danaisawadi, P., Asami, T., Ota, H., Sutcharit, C. and Panha, S.

Predatory behavior of the snail-eating snake Pareas carinatus (Boie, 1828) (Squamata: Pareidae): an ethogram study
Tropical Natural History,16:21-31, 2016
Author:Danaisawadi, P., Asami, T., Ota, H., Sutcharit, C. and Panha, S. [reprint]

A new species of Gudeodiscus Páll-Gergely, 2013 from China, with extraordinary conchological and anatomical features (Gastropoda, Pulmonata, Plectopylidae).
Zookeys,564:1-19, 2016
Author:Páll-Gergely, B. and Asami, T.

Review of the genus Endothyrella Zilch, 1960 with description of five new species (Gastropoda, Pulmonata, Plectopylidae)
ZooKeys,529:1–70, 2015
Author:Páll-Gergely, B., Budha, P.B., Naggs, F., Backeljau, T. and Asami, T.

The contribution of seed dispersers to tree species diversity in tropical rain forests dispersers to tree species diversity in tropical rainforests
Royal Society Open Science,2:150330, 2015
Author:Kakishima, S., Morita, S., Yoshida, K., Ishida, A., Hayashi, S., Asami, T., Ito, H., Miller III, D. G., Uehara, T., Mori, S., Hasegawa, E., Matsuura, K., Kasuya, E., Yoshimura, J.

Seven new hypselostomatid species from China, including some of the world’s smallest land snails (Gastropoda, Pulmonata, Orthurethra)
ZooKeys,523:31–62, 2015
Author:Páll-Gergely, B., Hunyadi, A., Jochum, A., and Asami, T.

Synchronous and non-synchronous semelparity in sibling species of pulmonates
Zoological Science,32:372-377, 2015
Author:Nyumura, N. and Asami, T.

Subtle asymmetries in the snail-eating snake Pareas carinatus (Reptilia: Pareatidae)
Journal of Ethology,33:243-246, 2015
Author:Danaisawadi, P., Asami, T., Ota, H., Sutcharit, C. and Panha, S.

A new Chinese species of Eostrobilops Pilsbry, 1927 with a checklist of Eostrobilops and Enteroplax Gude, 1897 species (Gastropoda, Pulmonata, Strobilopsidae)
ZooKeys,508:85–95, 2015
Author:Páll-Gergely, B., Hunyadi, A. and Asami, T.

Systematics of the family Plectopylidae in Vietnam with additional information on Chinese taxa (Gastropoda, Pulmonata, Stylommatophora).
Zookeys,473:1-118, 2015
Author:Páll-Gergely, B., Hunyadi, A., Ablett, J., Luong Van, H., Naggs, F. and Asami, T.

Revision of the genera Pseudopomatias and its relatives (Gastropoda: Cyclophoroidea: Pupinidae)
Zootaxa,3937:1–49, 2015
Author:Páll-Gergely, B., Fehér, Z., Hunyadi, A. and Asami, T.

A new Turkish species (Gastropoda: Pulmonata: Pristilomatidae) and association of distribution with habitat in the genus Vitrea
Venus,73:41-50, 2015
Author:Páll-Gergely, B. and Asami, T.

Description of two new Ecuadorian Zilchistrophia Weyrauch 1960, with the clarification of the systematic position of the genus based on anatomical data (Gastropoda: Stylommatophora: Scolodontidae).
ZooKeys,453:1–17, 2014
Author:Páll-Gergely, B. and Asami, T.

Additional information on the distribution, anatomy, and systematics of living and fossil Chinese Plectopylidae (Gastropoda: Pulmonata)
Genus,25:527-564, 2014
Author:Páll-Gergely, B. and Asami, T. (543e39fe0cf25d6b1ad97280.pdf)

Evolutionary optimality in sex differences of longevity and athletic performances
Scientific Reports,4:5425, 2014
Author:Asanuma, H., Kakisima, S., Ito, H., Kobayashi, K.,Hasegawa, E., Asami, T., Matsuura, K., Roff, D. A. and Yoshimura, J.

Temperature is not responsible for left-right reversal in pelagic unicellular zooplanktons
Journal of Zoology,293:16-24, 2014
Author:Ujiié, Y. and Asami, T.

A new, ribbed Schileykula species from north-eastern Turkey
North-Western Journal of Zoology,9:214-216, 2013
Author:Páll-Gergely, B. and Asami, T.

A peculiar new species in the genus Landouria Godwin-Austen, 1918 from China (Gastropoda: Heterobranchia: Stylommatophora: Camaenidae)
Molluscan Research,33:130–134, 2013
Author:Páll-Gergely, B, Hunyadi, A. and Asami, T.

Left-right asymmetric expression of dpp in the mantle of gastropods correlates with asymmetric shell coiling
BMC EvoDevo,4:15 2013
Author:Shimizu, K., Iijima, M., Setiamarga, D. H. E., Sarashina, I., Kudoh, T., Asami, T., Gittenberger, E. and Endo, K.

Longitudinal differentiation among pelagic populations in a planktic foraminifer
Ecology and Evolution,2:1725–1737, 2012
Author:Ujiié, Y., Asami, T., T. de Garidel-Thoron, Liu, H., Ishitani, Y. and De Vargas, C.

Chiral speciation in terrestrial pulmonate snails
PLoS One,7:e34005, 2012
Author:Gittenberger, E., Hamann, T. D. and Asami, T.

Functional constraints on coiling geometry and aperture inclination in gastropods
Paleobiology,38:322-334, 2012
Author:Noshita, K., Asami, T. and Ubukata, T.

Internal selection against the evolutionof left-right reversal.
Evolution,65:2399–2411, 2011
Author:Utsuno, H., Asami, T., Van Dooren, T. J. M. and Gittenberger, E.

A speciation gene for left-right reversal in snails results in anti-predatoradaptation.
Nature Communications,1:133, 2010
Author:Hoso, M., Kameda, Y., Wu, S.-P., Asami, T., Kato, M. and Hori, M.

Enantiomorphs differ in shape in opposite directions between populations.
Journal of Evolutionary Biology,23:2377-2384, 2010
Author:Nakadera, Y., Sutcharit, C., Ubukata, T., Seki, K., Utsuno, H., Panha, S. and Asami, T.

Genetic basis of racemism and ease of interchiral mating in a clausiliid species of snails.
Molluscan Research,30:37-47, 2010
Author:Utsuno, H., Kasem, S., Fukuda, H. and Asami, T.

Maternal inheritance of racemism in the terrestrial snail Bradybaena similaris.
Journal of Heredity,101:11-19, 2010
Author:Utsuno, H. and Asami, T.

Fitness consequencesof reciprocally asymmetric hybridization between simultaneous hermaphrodites.
Zoological Science,26:191-196, 2009
Author:Wiwegweaw, A., Seki, K.,Utsuno, H. and Asami, T.

Asymmetric reproductive isolation during simultaneous reciprocal mating in pulmonates.
Biology Letters,5:240-243, 2009
Author:Wiwegweaw, A., Seki, K., Mori, H. and Asami, T.

Population dynamics of Müllerian mimicry under interspecific competition.
Ecological Modelling,220:424-429, 2009
Author:Kumazawa, F., Asami, T., Nakagiri, N., Tainaka, K., Togashi, T., Miyazaki, T., Yoshimura, J.

The development and evolution of left-right asymmetry in invertebrates: lessons from Drosophila and snails.
Developmental Dynamics,237:3497-3515, 2008
Author:Okumura, T., Utsuno, H., Kuroda, J., Gittenberger, E., Asami, T. and Matsuno, K.

Fluorescent pigment distinguishes between sibling snail species.
Zoological Science,25:1212-1219, 2008
Author:Seki, K., Wiwegweaw, A. and Asami, T.

Maintenance mechanism of a supergene for shell colour polymorphism in the terrestrial pulmonate Bradybaena similaris.
Basteria,72:119-127, 2008
Author:Asami, T. and Asami, N.

Whole-body enantiomorphy and maternal inheritance of chiral reversal in the pond snail Lymnaea stagnalis.
Journal of Heredity,99:552-557, 2008
Author:Asami, T., Gittenberger, E. and Falkner, G.

Fibrous and helical calcite crystals induced by synthetic polypeptides containing 0-phospho-L-serine and 0-phospho-L-threonine
Macromolecular Bioscience,8:46-59, 2008
Author:Hayashi S, Ohkawa K, Suwa Y, Sugawara T, Asami T., and Yamamoto H.

Polypolar spindle formation during the first cell cycle in the rainbow trout Oncorhynchus mykiss embryos after heat shock treatment
Fishery Science,73:1325-1331, 2007
Author:Zhang, X., Asami, T. and Onozato H.

Evolution of whole-body enantiomorphy in the tree snail genus Amphidromus
Journal of Evolutionary Biology,20:661-672, 2007
Author:Sutcharit, C., Asami, T. and Panha, S.

Right-handed snakes: convergent evolution of asymmetry for functional specialization
Biology Letters,3:169-172, 2007
Author:Hoso, M., Asami, T. and Hori, M.

Population dynamics of Batesian mimicry under interspecific competition
Evolutionary Ecology Research,8:591-604, 2006
Author:Kumazawa, F., Asami, T., Hayashi, T. and Yoshimura, J.

A geographical model of high species diversity.
Population Ecology,48:113-119, 2006
Author:Tainaka, K., Itoh, Y., Yoshimura, J. and Asami, T.

Lymnaea stagnalis as a model organism for studies of calcium carbonate biomineralization
Biomineralization: formation, diversity, evolution and application,:172-175 2004
Author:Endo, K., Sarashina, I., and Asami,T.

Single-gene speciation by left-right reversal
Nature,425:679, 2003
Author:Ueshima, R. and Asami, T.

Geographical distributions of sibling species of land snails Bradybaena pellucida and B. similaris in the Boso Peninsula.
Venus,61:41-48, 2002
Author:Seki, K., Inoue, S. and Asami, T.

Marine molluscan and brachiopod fauna of Tanoura, Nagashima Island, kaminoseki-cho, Yamaguchi Prefecture, Japan
Yuriyagai,7:115-196, 2001
Author:Fukuda, H., Asami, T., Yamashita, H., Sato, M, Hori, S. and Nakamura, Y.

Effects of oviposition substrate on lifetime fecundity of the terrestrial pulmonate Bradybaena similaris
Journal of Conchology,36:1-9, 1999
Author:Asami, T. and Ohbayashi, K.

Evolution of mirror images by sexually asymmetric behavior in hermaphroditic snails
American Naturalist,152:225-236, 1998
Author:Asami, T., Cowie, R. H. and Ohbayashi, K.

Geographical distribution of the land snail Bradybaena pellucida (Pulmonata: Bradybaenidae)
Yuriyagai,5:31-42, 1997
Author:Asami, T., Yamashita, H., Park, J. and Ishikawa, H.

The inheritance of shell color in the land snail Bradybaena pellucida
Venus,56:35-39, 1997
Author:Asami, T., Ohbayashi, K. and Seki, K.

Melanism has not evolved in Japanese Biston betularia
Journal of the Lepidopterists'Society,49:88-91, 1995
Author:Asami, T. and Grant, B.

A long term assessment of Biston betularia (L.) in one UK locality (Caldy Common, West Kirby, Wirral), 1959-93, and glimpses elsewhere.
Linnean,10:18-26, 1994
Author:Clarke, C. A., Grant, B., Clarke, F. M. M. and Asami, T.

Genetic variation and evolution of coiling chirality in snails
Forma,9:263-276, 1993
Author:Asami, T.

Interspecific differences in the tolerance of desiccation by juvenile land snails.
Functional Ecology,7:571-577, 1993
Author:Asami, T.

Inheritance of shell banding in the land snail Bradybaena pellusida.
Venus,52:155-159, 1993
Author:Asami, T., Fukuda, H. and Tomiyama, K.

Divergence of activity patterns in sympatric land snails.
Malacologia,35:399-406, 1993
Author:Asami, T.

Temporal segregation of two sympatric species of land snails.
Venus,47:278-297, 1988
Author:Asami, T.

The effect of maternal age upon fitness of projeny in the southern cowpea weevil, Callosobruchus maculatus.
Oikos,45:191-196, 1985
Author:Wasserman, S. S. and Asami, T.

A simplified apparatus for vertical slab gel electrophoresis.
Japanese Journal of Genetics,54:397-400, 1979
Author:Aotsuka, T. and Asami, T.

Handedness coevolution between snakes & snails in Southeast Asia
Faculty of Mathematics and Natural Sciences, State University of Medan , Keynote, The 4th Annual International Seminar on Trends in Science and Science Education 2017, Medan, Indonesia. 14 Nov 2017
Author:Asami, T

Evolution of reproductive barriers in snails
Keynote, World Congress of Malacology 2016, Penang, Malaysia. 23 Jul 2016
Author:Asami, T

Quantitative variation and evolution of chirality in pulmonate snails
Plenary Lecture, XI International Congress of Medical and Applied Malacology, Rio de Janeiro, Brazil. 25 Sep 2012
Author:Asami, T

Sex pheromones: Are hybrids superior or inferior in mating success?
Keynote, Symposium "Reproduction and Mating Systems in Hermaphroditic Molluscs" World Congress of Malacology 2010, Phuket, Thailand. 20 Jul 2010
Author:Asami, T

Research Grants
Grants‐in‐aid for Scientific Research(Research Representative)
2019 - 2021 , Quantitative asymmetry of spiral cleavage and reversal evolvability , Challenging Research (Exploratory)
2017 - 2021 , Chemical ecology of sexual isolation and reproductive interference in pulmonates , JSPS Grant-in-Aid for Scientific Research (A), PI
2017 - 2021 , Evolutionary biology of coexisting dynamics in snail chiral dimorphism , JSPS Grant-in-Aid for Scientific Research (A), PI
2014 - 2015 , Evolutionary ecology of developmental system: Why has situs inversus evolved only in internally fertilizing snails? , JSPS Grant-in-Aid for Challenging Exploratory Research, PI
2012 - 2016 , Chemical ecology of hybrid vigor and hybrid breakdown in sex pheromone , JSPS Grant-in-Aid for Scientific Research (A), PI
2012 - 2016 , Ecological functions and long-term dynamics of snail chiral dimorphism , JSPS Grant-in-Aid for Scientific Research (A), PI
2008 - 2011 , Dynamic equilibrium and adaptive evolution of snail chirality , JSPS Grant-in-Aid for Scientific Research (B), PI
2004 - 2007 , Maintenance mechanism and evolution of enantiomorphy in snails , JSPS Grant-in-Aid for Scientific Research (B), PI
2004 - 2006 , Developmental constraint against left-right reversal , Grant-in-Aid for Exploratory Research, PI
2001 - 2003 , Evolutionary biology of enantiomorphy and mirror-image populations in tree snails , JSPS Grant-in-Aid for Scientific Research (B), PI
2001 - 2002 , Is spiral cleavage responsible for morphogenetic handedness , JSPS Grant-in-Aid for Exploratory Research, PI
1998 - 1999 , Pattern and process of chiral evolution in snails , JSPS Grant-in-Aid for Scientific Research (C), PI
1996 - 1997 , Why snails are right-handed: ecological genetics of chiral reversal , JSPS Grant-in-Aid for Exploratory Research, PI
1994 - 1995 , Interspecific interactions by allelopathy and predation in land snails , JSPS Grant-in-Aid for General Scientific Research (C), PI
1992 - 1992 , Educational use of genetic variation in wild populations: evolution and genetics by testing a hypothesis , JSPS Grant-in-Aid for Encouragement of Young Scientists (A), PI
1992 - 1992 , Allelopathy and multispecific interactions in terrestrial molluscs , JSPS Grant-in-Aid for Scientific Research on Priority Areas, PI
1991 - 1991 , Educational use of genetic variation in wild populations: development of land-snail experiment , JSPS Grant-in-Aid for Encouragement of Young Scientists (A), PI

Other Research Grants
2009 - 2010 , Darwin 200: East Asian evolutionary diversity, JSPS Invitation Program for Asian Young Researchers, PI
1999 - 2002 , Form and function of snail chirality, JST PRESTO, PI
1998 - 1998 , Why snail are dextral: ecological genetics of chiral evolution, Kanagawa Academy of Science and Technology Research Grant, PI
1994 - 1995 , Why snails coil clockwise:Evolutionary exploration into coiling chirality, Narishige Zoology Grant, PI
1993 - 1995 , Comparative ecology of land-snail life history in suburbs, The Hino Green Fund, PI
1993 - 1994 , Interspecific interactions by allelopathy and predation, Sumitomo Grant for Basic Science Research Projects), PI
1993 - 1993 , Experimental methodology for promotion of scientific and cultural understandings of deleterious genetic variation and consanguineous-marriage tabooing, Nakayama Science Foundation Grant, PI.