Echiuridae

Echiuridae

[‚ek·ē′yu̇r·ə‚dē]
(invertebrate zoology)
A small family of the order Echiuroinea characterized by a flaplike prostomium.
References in periodicals archive ?
3 All crabs 2 3 Majidae Oregoniidae, Chionoecetes bairdi Chionoecetes opilio 3 Hyas lyratus 2 All Sipuncula 3 All Echiuridae 19 27 All Bryozoa Clypeasteroida, sand dollar 2 All Ascidiacea, tunicates 7 Chelysoma spp.