New data on the morphology of shell muscles in Cambrian helcionelloid mollusks

Publication Type:Journal Article
Year of Publication:2004
Authors:P. Y. Parkhaev
Journal:Paleontological Journal
Volume:38
Pagination:254-256
Date Published:MAY-JUN
Accession Number:ISI:000222073900004
Keywords:cambrian, morphology, shell muscles, univalved mollusks
Abstract:

Scars of shell muscles have been discovered on internal molds of helcionelloid mollusks of the family Stenothecidae for the first time. The localization of the scars is similar to that in the family Coreospiridae. Since these two families evolved from the ancestral group independently, similar shell muscle systems of Cambrian helcionelloid mollusks may be explained by parallel development.

URL:<Go to ISI>://000222073900004
Alternate Journal:Paleontol J+Paleontol J+
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