Meeting Abstract P2.111  Jan. 5  Normoxic Drosophila larvae like it deeper ALBERT, T.W.*; PIERCE, N.; KLOK, C.J.; HARRISON, J.F.; Arizona State University; Arizona State University; Arizona State University; Arizona State University toddwalbert@yahoo.com Rearing in hypoxic atmospheres decreases the size of fruitflies and other insects. The mechanisms responsible for this effect remain unclear. One way that varying atmospheric […]

Meeting Abstract P2.100  Jan. 5  Non-additive dietary interactions between plant and animal material in juvenile slider turtles, Trachemys scripta BOUCHARD, Sarah*; MURPHY, Amber; BERRY, Jennifer; Otterbein College; Otterbein College; Otterbein College sbouchard@otterbein.edu Non-additive dietary interactions occur when energy and nutrient gains from a mixed diet are greater than or less than that predicted by summing the gains […]

Meeting Abstract P2.83  Jan. 5  Neurosystematics of Atyidia and Anostraca PEREZ-REYES, Omar*; SU�REZ , David; ROSA-MOLINAR, Eduardo; Univ. Puerto Rico-Rio Piedras; Univ. Puerto Rico-Rio Piedras; Univ. Puerto Rico-Rio Piedras macrobrachium@yahoo.com Members of Atyidae and Anostraca have a passive filtration system that involves complex adaptations (anatomical and ecological specializations) in their chelae. Chelae are standard systematic characters, but […]

Meeting Abstract P2.134  Jan. 5  Neuromuscular Organization for the Polyp Tentacle of Aurelia YUAN, David*; NAKANISHI, Nagayasu; CAMARA, Anthony; JACOBS, David K.; UCLA; UCLA; UCLA; UCLA daveyuan@ucla.edu Cnidarian tentacles are generally conceived of as having an ectodermal layer, an endodermal layer, and a medial lumen continuous with the gastrovascular cavity. However, polyp tentacles of some scyphozoans and […]

Meeting Abstract P2.95  Jan. 5  Natural Sex Ratios from Field Nests of Gopher Tortoises (Gopherus polyphemus) in Southeast Georgia ROSTAL, David C*; WOODS, Carrie S; WIBBELS, Thane; Georgia Southern University; Georgia Southern University; Univ. of Alabama at Birmingham Rostal@georgiasouthern.edu The gopher tortoise (Gopherus polyphemus) has been demonstrated to possess TSD in laboratory studies. However, no studies have […]

Meeting Abstract P2.81  Jan. 5  Motor Control of the Zebrafish Pectoral Fin THORSEN, DH*; GREEN, MH; HALE, ME; Univ. of Chicago; Univ. of Chicago; Univ. of Chicago mhale@uchicago.edu Limb movement has been a major focus of work in motor control. We describe innervation of the pectoral fin of the zebrafish (Danio rerio) through development from larval to […]

Meeting Abstract P2.79  Jan. 5  Morphology of the esophagus, digestive gland, and intestine in wild-caught and cultured giant keyhole limpets, Megathura crenulata MARTIN, G.G.*; BESSETTE, T.; MARTIN, A.M.; OAKES, C.; Occidental College, Los Angeles gmartin@oxy.edu The giant keyhole limpet, Megathura crenulata, is found in intertidal and subtidal areas from Point Conception, CA to Baja California, where it […]

Meeting Abstract P2.74  Jan. 5  Morphology and kinematics of the hagfish feeding apparatus CLARK, A/J*; SUMMERS, A/P; Univ. of California, Irvine; Univ. of California, Irvine aclark@uci.edu We examined the morphology and kinematics of the feeding apparatus of two hagfish species, Eptatretus stoutii and Myxine glutinosa. During feeding, a pair of cartilaginous dental plates exit and enter the […]

Meeting Abstract P2.90  Jan. 5  Morphological and Physiological Embryonic Development of the Humboldt Penguin,(Spheniscus humboldti). CROSSLEY II, Dane A*; GRANS, Albin; ALTIMIRAS, Jordi; Univ. of North Dakota; Link�pings universitet; Link�pings universitet dane.crossley@und.nodak.edu The majority of our knowledge of avian developmental physiology is derived from studies of embryonic chickens. Utilizing this model, general patterns of development have been […]

Meeting Abstract P2.121  Jan. 5  Moderate oxygen: the fountain of youth? RASCON, Brenda*; HARRISON, Jon F.; Arizona State University; Arizona State University brenda.rascon@asu.edu Oxidative damage has been closely linked to aging in animals. Most studies to date suggest a positive relationship between oxygen level (pO2) and reactive oxygen species (ROS) production. In Drosophila melanogaster exposed to extreme […]