bipinnaria larva
(ECHINODERMATA: Asteroidea)
The free-swimming, bilaterally symmetrical larva; characterized by ciliated preoral and postoral bands and extending onto lobes projecting from the body; dipleurula larva; see brachiolaria.

Online Dictionary of Invertebrate Zoology. . 2005.

Look at other dictionaries:

  • Bipinnaria — Bi pin*na ri*a, n. [NL., fr. L. bis twice + pinna feather.] (Zo[ o]l.) The larva of certain starfishes as developed in the free swimming stage. [1913 Webster] …   The Collaborative International Dictionary of English

  • Bipinnaria — is a first stage in larval development of Asterias that is followed by Brachiolaria. The movement and feeding is accomplished by the bands of cilia …   Wikipedia

  • Larva — Para otros usos de este término, véase Larva (desambiguación). Larva de Polychaeta, un Anélido …   Wikipedia Español

  • bipinnaria — ˌbīpə̇ˈna(a)rēə noun ( s) Etymology: New Latin, from i bi (I) + Latin pinna feather + New Latin aria more at fin : a bilaterally symmetrical free swimming larva of certain starfishes that swims by means of c …   Useful english dictionary

  • bipinnaria — /buy pi nair ee euh/, n., pl. bipinnariae / nair ee ee /, bipinnarias. the free swimming, bilaterally symmetrical larva of certain starfishes. [ < NL; see BI 1, PINNA, ARIA] * * * …   Universalium

  • echinoderm — /i kuy neuh derrm , ek euh neuh /, n. any marine animal of the invertebrate phylum Echinodermata, having a radiating arrangement of parts and a body wall stiffened by calcareous pieces that may protrude as spines and including the starfishes, sea …   Universalium

  • Sea cucumber — For the food product made from sea cucumber, see Sea cucumber (food). Sea cucumber A sea cucumber from the Mediterranean Sea Scientific classification …   Wikipedia

  • Dipleurula — Diagrammatic reconstruction of Dipleurula from Encyclopædia Britannica, 1911. The creature is represented crawling on the sea floor, but it may equally well have been a floating animal. The ciliated bands are not drawn. Dipleurula is a… …   Wikipedia

  • Enteropneusta — Saltar a navegación, búsqueda ? Enteropneusta Clasificación científica …   Wikipedia Español

  • Brachiolaria — is a stage of larval development of sea stars; it follows the Bipinnaria. Brachiolaria have bilateral symmetry, unlike the adult starfish, which have a pentaradial symmetry …   Wikipedia

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