Family Nuculidae Key

Phylum Mollusca
Class Bivalvia
Subclass Protobranchia
Order Nuculoida

Taken primarily from Kozloff, 1987, 1996 p. 266 (Copyright 1987, 1996, University of Washington Press. Used in this web page by permission of University of Washington Press)

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1a Valves with a distinct radial sculpturing that forms chevronlike patterns Acila (Truncacila) castrensis

1b Valves without radial sculpturing (only concentric growth lines are present) (Nucula tenuis in original key) Ennucula (Leionucula) tenuis

Taxonomic Levels Represented in This Key:

Page created by Dave Cowles, 2015
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Salish Sea Invertebrates web site provided courtesy of Walla Walla University