EKOsystems Services LLP

EKOsystems Services ltd. is an environmental consultancy focusing on all major groups of invertebrates. We provide our services throughout North America and Australasia. Our expertise includes freshwater, marine, terrestrial, and ground water environments. We offer ecological support services ranging from population and target species surveys to taxonomy, genetics and species identification and verification.

Publications

Journal and Peer Reviewed Publications:

Stephanie Clark, Ph.D (S.A. Clark)
Malacologist, Taxonomist
















Clark, S.A. 2009. Revision of the genus Posticobia (Mollusca: Caenogastropoda: Rissooidea: Hydrobiidae s.l.) from Australia and Norfolk Island. Malacologia 51(2):319-341.

Clark, S.A. 2009. A review of the land snail genus Meridolum (Gastropoda: Camaenidae) from central New South Wales, Australia. Molluscan Research 29(2):61-120.

Ó Foighil, D., Lee, T., Campbell, D.C. and Clark, S.A. 2009. All voucher specimens are not created equal: a cautionary tale involving North American pleurocerid gastropods. Journal of Molluscan Studies 75(3):305-306.

Waggoner, J., Clark, S.A., Perez, K.E. and Lydeard, C. 2006. A survey of terrestrial gastropods of the Sipsey Wilderness (Bankhead National Forest), Alabama. Southeastern Naturalist 5(1):57-68.

Ponder, W.F., Clark, S.A., Eberhard, S. and Studdert, J.B. 2005. A radiation of hydrobiid snails in the caves and streams at Precipitous Bluff, southwest Tasmania, Australia (Mollusca: Caenogastropoda: Rissooidea: Hydrobiidae s.l.). Zootaxa 1074:1-66.

Perez, K.E., Ponder, W.F., Colgan, D.J., Clark, S.A. and Lydeard, C. 2005. Molecular phylogeny and biogeography of spring-associated hydrobiid snails of the Great Artesian Basin, Australia. Molecular Phylogenetics and Evolution 34(3):545-556.

Clark, S.A. 2005. Systematics, spatial analysis and conservation genetics of Meridolum corneovirens and related forms (Gastropoda: Camaenidae) from the Sydney Region of Australia. Ph.D. Thesis, University of Western Sydney, Richmond, Sydney, New South Wales. 256 pp.

Lydeard, C., Cowie, R.H., Ponder, W.F., Bogan, A.E., Bouchet, P., Clark, S.A., Cummings, K.S., Frest, T.J., Gargominy, O., Herbert, D.G., Hershler, R., Perez, K.E., Roth, B., Seddon, M., Strong, E.E., Thompson, F.G. 2004. The global decline of nonmarine mollusks. Bioscience 54(4):321-330.

Clark, S.A. 2004. Native snails in an urban environment – conservation from the ground up. In Urban wildlife: more than meets the eye, eds Lunney, D. and Burgin, S., Royal Zoological Society of New South Wales, Mosman, NSW, Australia, 78-81.

Clark, S.A.; Miller, A.C. and Ponder, W.F. 2003. Revision of Austropyrgus (Gastropoda: Hydrobiidae); a morphostatic radiation of freshwater gastropods in south-eastern Australia. Records of the Australian Museum, Supplement 28:1-109.

Clark, S.A. and Richardson, B.J. 2002. Spatial analysis of genetic variation as a rapid assessment tool in the conservation management of narrow range endemics. Invertebrate Systematics 16(4):583-587.

Ponder, W.F., Clark, S.A. and Dallwitz, M.J. 2000. Freshwater and Estuarine Molluscs. An interactive, illustrated key for New South Wales. CD-ROM, CSIRO Publishing, Melbourne, Australia.

Miller, A.C., Ponder, W.F. and Clark, S.A. 1999. Freshwater snails of the genera Fluvidona and Austropyrgus (Gastropoda, Hydrobiidae) from northern New South Wales and southern Queensland, Australia. Invertebrate Taxonomy 13(3):461-493.

Ponder, W.F., Clark, S.A. and Miller, A.C. 1999. A new genus and two new species of Hydrobiidae (Mollusca: Gastropoda: Caenogastropoda) from south Western Australia. Proceedings of the Royal Society of Western Australia 82(3):109-120.

Clark, S.A. 1997. Taxonomy and biology of Posticobia (Gastropoda: Hydrobiidae). M.Sc. Thesis, Macquarie University, North Ryde, Sydney, New South Wales. 199 pp.

Ponder, W.F., Colgan, D.J., Terzis, T., Clark, S.A. and Miller, A.C. 1996. Three new morphologically and genetically determined species of hydrobiid gastropods from Dalhousie Springs, northern South Australia, with the description of a new genus. Molluscan Research 17:49-106.



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