lizard — /liz euhrd/, n. 1. any of numerous scaly reptiles of the suborder Sauria, order Squamata, typically having a moderately elongate body, a tapering tail, and two pairs of legs held outward from the body, comprising mostly terrestrial and burrowing… … Universalium
carapace spine — Sharp projection of carapace important for classification chief types: (a) antennal. Spine on front margin of carapace slightly below orbit. (b) branchiostegal. Spine on front margin of carapace or slightly behind it about halfway between… … Crustacea glossary
carapace spines — (Order Decapoda): (a) antennal. On anterior margin slightly below orbit. (b) branchiostegal. On or clsoe to anterior margin medially between antennal and pterygostomial spines. (c) hepatic. Below and posterior to lower branch of cervical groove.… … Crustacea glossary
Styloichthys — Taxobox name = Styloichthyes fossil range = Early Devonian image width = 250px image caption = line drawing of Styloichthyes regnum = Animalia phylum = Chordata subphylum = Vertebrata infraphylum = Gnathostomata classis = Osteichthyes subclassis … Wikipedia
reptile — reptilelike, adj. reptiloid /rep tl oyd /, adj. /rep til, tuyl/, n. 1. any cold blooded vertebrate of the class Reptilia, comprising the turtles, snakes, lizards, crocodilians, amphisbaenians, tuatara, and various extinct members including the… … Universalium
carapace carina — Narrow ridge on surface of carapace (cf. decapod carapace and stomatopod integumental ornamentation) [McLaughlin, 1980]. Narrow ridge variously located on surface of decapoda carapace named types: a) antennal. Narrow ridge extending backward from … Crustacea glossary
carapace carinae — (Order Decapoda): (a) antennal. Extending posteriorly from antennal spine. (b) branchial. Extending posteriorly from orbit over branchial region. (c) branchiocardiac. Dividing branchial from cardiac region. (d) gastroorbital. Extending… … Crustacea glossary