bipinnaria

[bahy-pi-nair-ee-uh]

noun, plural bi·pin·nar·i·ae

[bahy-pi-nair-ee-ee] /ˌbaɪ pɪˈnɛər iˌi/, bi·pin·nar·i·as.

the free-swimming, bilaterally symmetrical larva of certain starfishes.

Origin of bipinnaria

From New Latin; see origin at bi-¹, pinna, -aria

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for bipinnaria

Historical Examples of bipinnaria

Bipinnaria or Branchiolaria: The larval stage of starfishes.
The Sea-beach at Ebb-tide
Augusta Foote Arnold
Thus the larv of the starfishes were called Bipinnaria, the larv of the sea-urchins Pluteus, and so on.
Elementary Zoology, Second Edition
Vernon L. Kellogg
The bands of cilia have the same general form as in Bipinnaria.
The Works of Francis Maitland Balfour, Volume II (of 4)
Francis Maitland Balfour
The egg becomes a sort of infusoria, the infusoria becomes a bipinnaria, and this produces the Asterias.
The Ocean World:
Louis Figuier
The presence of two rings instead of one distinguishes the Bipinnaria from the Auricularia.
The Works of Francis Maitland Balfour, Volume II (of 4)
Francis Maitland Balfour