- periostracal groove
-
(MOLLUSCA: Bivalvia)The groove between the tentacular fold and the shell fold that houses the periostracal glands.
Online Dictionary of Invertebrate Zoology. A.R. Maggenti and S.L. Gardne. 2005.
Online Dictionary of Invertebrate Zoology. A.R. Maggenti and S.L. Gardne. 2005.