- (dorsal) locking folds
- Paired projections of the male's first pleopod's dorsal cuticle. They form a seat for the medial edge of the second pleopods, allowing both pairs of pleopods to function together during mating or as an operculum [Wilson, 1989].
Crustacea glossary. Natural History Museum of Los Angeles County. 2011.
Look at other dictionaries:
chondrichthian — /kon drik thee euhn/, n. any member of the class Chondrichthyes, comprising the cartilaginous fishes. [ < NL, equiv. to chondr CHONDR + Gk ichthýes (pl.) fish] * * * ▪ fish class Introduction class name Chondrichthyes, or Selachii any… … Universalium
bivalve — bivalvular /buy val vyeuh leuhr/, adj. /buy valv /, n. 1. Also called lamellibranch. Zool. any mollusk, as the oyster, clam, scallop, or mussel, of the class Bivalvia, having two shells hinged together, a soft body, and lamellate gills. adj. 2.… … Universalium