Meeting Abstract 63.5  Saturday, Jan. 5  Differentiation and development of steroid-producing cells during ovarian differentiation in tilapia M.N.*, M; Univ. of the Ryukyus masaru@lab.u-ryukyu.ac.jp Sex hormones produced from steroid-producing cells (SPCs) play important role in sexual phenomena such as sex differentiation, gonadal development, maturation, sexual behaviour etc. Differentiation and development of SPCs and folliculogenesis during ovarian differentiation […]

Meeting Abstract 63.2  Saturday, Jan. 5  Control of animal growth: Where are we and where do we go from here? SHERIDAN, M.A.; North Dakota St. Univ. mark.sheridan@ndsu.edu Since the description of the secretotropic action of growth hormone (GH) and the emergence of the “dual effector theory” of growth control in mammals, the study of non-mammalian model organisms, […]

Meeting Abstract 63.6  Saturday, Jan. 5  Contaminant Effects in Fish: Development of Multiple Measures Screening Approaches KELLEY, K.M.*; REYES, J.A.; California State University, Long Beach; Pacific Coast Environmental Conservancy kmkelley@csulb.edu In studies in urban California waters, observed environmental effects in wild fish often reflect specific types of environmental conditions, including presence of chemical contaminants. Since different types […]

Meeting Abstract 62.4  Saturday, Jan. 5  The effects of rare events on climate-driven range expansion/contraction in marine communities ROGNSTAD, R.L.*; WETHEY, D.S.; HILBISH, T.J.; Univ. of South Carolina, Columbia; Univ. of South Carolina, Columbia; Univ. of South Carolina, Columbia rlrognstad@gmail.com Species’ distributions are frequently determined by temperature and thus species’ range limits experience expansions and contractions as […]

Meeting Abstract 62.1  Saturday, Jan. 5  Species distributions in the open oceans: integrating distribution models and population genomics BENTLAGE, B; University of Maryland bastian.bentlage@gmail.com Population genetic and phylogeographic studies have uncovered strong population structuring and previously unrecognized amounts of cryptic sibling species in many marine habitats. In the open oceans, most studies have investigated patterns of population […]

Meeting Abstract 62.6  Saturday, Jan. 5  Parallel sexual rekeying supports non-geographic planktonic speciation CHURCHILL, C.K.C.*; ALEJANDRINO, A.; VALDÉS, A.; Ó FOIGHIL, D.; University of California, Santa Barbara; Iowa State University; California State Polytechnic University, Pomona; University of Michigan, Ann Arbor celia.churchill@gmail.com The relative roles of geographic and biological barriers as mechanisms of genetic isolation are highly debated […]

Meeting Abstract 62.3  Saturday, Jan. 5  Historical biogeography of mite harvestmen from the Wet Tropics of Australia BOYER, SL*; BAKER, CM; POPKIN-HALL, ZR; LAUKO, DI; WIESNER, HA; KOZAK, KH; LUXBACHER, AE; Macalester College; Macalester College; Macalester College; Macalester College; University of Minnesota; University of Minnesota boyer@macalester.edu The Wet Tropics of Queensland, Australia have emerged as a model […]

Meeting Abstract 62.2  Saturday, Jan. 5  Biogeography and body size shuffling of aquatic salamander communities on a shifting refuge BONETT, RM*; TRUJANO-ALVAREZ, AL; WILLIAMS, MJ; TIMPE, EK; University of Tulsa; University of Tulsa; Louisiana State University; University of Connecticut ron-bonett@utulsa.edu The Southeastern Coastal Plain of North America is a refuge for many divergent lineages of freshwater vertebrates. […]

Meeting Abstract 61.1  Saturday, Jan. 5  The effects of tooth structure and loading on the distribution and magnitude of strain in durophagous teeth CROFTS, S; Univ. of Washington, Seattle croftss@uw.edu A broad range of taxa, both extant and extinct, have teeth that are specialized to break hard prey items, including several elasmobranch lineages, bony fishes, mammals and […]

Meeting Abstract 61.3  Saturday, Jan. 5  In vivo cranial bone strain during feeding in the agamid Uromastyx geyri PORRO, L.B.*; IRIARTE-DIAZ, J.; O’REILLY, J.; ROSS, C.F.; University of Chicago, IL; University of Chicago, IL; University of Chicago, IL; University of Chicago, IL lbporro@gmail.com Due to its specialized skull and dental morphology, the herbivorous lizard Uromastyx has been […]