Zygobranchia

Zygobranchia

1. (dated, zoology) A taxonomic order within the class Gastropoda – marine gastropods in which the gills are developed on both sides of the body and the renal organs are also paired.

• Zeugobranchiata

• (order): Haliotis, Fissurella – selected genera

• “Zygobranchia”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.
• William Dwight Whitney, Benjamin E[li] Smith, editors (1911), “Zygobranchia”, in The Century Dictionary […], New York, N.Y.: The Century Co., →OCLC.