Meeting Abstract P2.84  Friday, Jan. 4  Determination of Larval Anuran Gut pH Levels with a Newly Developed Solid State Micro-Electrode BESSLER, S.M.*; CLEVES, A; LUBBERS, B; DURTSCHE, R.D.; University of Alabama; Northern Kentucky University; Northern Kentucky University; Northern Kentucky University besslers@gmail.com Evaluation of environmental pH conditions on small spatial (micro) scales is often limited by the size […]

Meeting Abstract P2.122  Friday, Jan. 4  Determinants of group size in the coral-associated fish, Dascyllus marginatus occurring in the Red Sea KOPLOVITZ, G*; KIFLAWI, M; University of Alabama at Birmingham; The Interuniversity Institute of Marine Sciences in Eilat, Israel and Ben Gurion University, Beer Sheva, Israel gilkop@uab.edu Dascyllys marginatus is a planktivorous fish that exhibits a harem […]

Meeting Abstract P2.68  Friday, Jan. 4  Creatine increases intensity of muscle power in early vertebrates SOKOLOWSKY, K P*; ROOT, R G; Lafayette College; Lafayette College robroot@lafayette.edu The phosphagens creatine and arginine act in the form of their phosphorylated counterparts, phosphocreatine (PCr) and phosphoarginine (PA), as quick energy sources and ATP buffers during anaerobic respiration. A simple model […]

Meeting Abstract P2.116  Friday, Jan. 4  Corazonin neurons function in dimorphic circuits to modulate dopamine signaling in Drosophila ZHAO, Yan*; JOHNSON, Erik C; Wake Forest University zhaoy5@wfu.edu Corazonin is a neuropeptide transmitters found throughout the arthropods and shares homology with vertebrate Gonadotropin releasing hormone. While in Drosophila, the functions of corazonin signaling are unknown; its actions in […]

Meeting Abstract P2.61  Friday, Jan. 4  Contiguity of Insular Cortex with Major Sensory and Motor Regions JOHNSON, J/I*; MORRIS, J/A; FOBBS, A/J; Michigan State University; Michigan State University; National Museum of Health and Medicine, Armed Forces Institute of Pathology johnij@aol.com The insular or claustrocortex is a region of mammalian brains with special relations to visceral structures. It […]

Meeting Abstract P2.64  Friday, Jan. 4  Comparative volumetric analyses of the retinogeniculostriate pathway in mammals HEESY, CP*; WILLMS, J; Midwestern University; Midwestern University cheesy@midwestern.edu Studies of the relative sizes of brain components in mammals suggest that areas responsible for sensory processing, including visual processing, are correlated with aspects of ecology, especially foraging habits and diet. Some studies […]

Meeting Abstract P2.65  Friday, Jan. 4  Comparative optic nerve and optic foramen size in nocturnal and diurnal raptors HALL, MI*; ROSENSTEIN, SL; Midwestern University, Glendale; Midwestern University, Glendale margaretihall@yahoo.com Nocturnal and diurnal vertebrates often exhibit differences in retinal wiring, specifically with regard to �retinal pooling,� or the number of photoreceptor cells providing information to a single ganglion […]

Meeting Abstract P2.46  Friday, Jan. 4  Comparative functional morphology of trochid mantle cavities: To feed or not to feed VOLTZOW, J.*; IYENGAR, E.V.; Univ. of Scranton; Muhlenberg College voltzowj2@scranton.edu Suspension feeding is a comparatively rare feeding mode within aquatic gastropods, although it has evolved independently several times. Molluscan gills have cilia that drive water over the gas […]

Meeting Abstract P2.32  Friday, Jan. 4  Comparative Bioenergetics of Endangered Freshwater Fishes and Widespread Relatives SANDEL, Michael*; OTT, Brian; The University of Alabama; USDA-ARS Catfish Genetics Research Unit kwksand@yahoo.com Most geographically restricted species are endangered by human disturbance. It is necessary to understand the natural factors that restrict such species’ distributions in order to best conserve them. […]

Meeting Abstract P2.129  Friday, Jan. 4  Cold hardiness influences life history traits of northern turtles: variation in the timing and synchrony of hatchling emergence from the nest BAKER, PJ*; COSTANZO , JP; IVERSON, JB; LEE, RE; Miami University; Miami University; Earlham College; Miami University pbaker1@swarthmore.edu The timing of the transition from embryo to hatchling is an important […]