sea urchin

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Words related to sea urchin

shallow-water echinoderms having soft bodies enclosed in thin spiny globular shells

Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
References in periodicals archive ?
VIII Encuentro de Jovenes Investigadores en Paleontologia, volumen de actas, Cidaris, 30: 201-204.
Other species for which some portion of development has been described include Eucidaris metularia and Eucidaris tribu-thides (Mortensen, 1937; Schroeder, 1981), Cidaris cidaris (Prouho, 1887), and Prionocidaris baculosa (Mortensen, 1938).
The reproduction, spawning, and early larval development of Cidaris blakei were studied more than 20 years ago by C.
Rabal-Garces, V Sauque, (eds.), VIIIEncuentro de Jovenes Investigadores en Paleontologia, volumen de actas, Cidaris, 30: 339-347.
Early stages of embryology and larval development have been reported for a number of bathyal and abyssal invertebrates (Prouho, 1888; Mortensen, 1921; Young and Cameron, 1989; Young and Tyler, 1993; Young et al., 1996b, c), but the complete larval development has been described for only a single eurybathic echinoid, Cidaris cidaris (Prouho, 1888).