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Version 45.01 went live on 7th July, 2019.

Nassarius tegulus

(Reeve, L.A., 1853) (Western) Mud Dog Whelk; Slate Nassa Shell size 15 - 19 mm C California, USA - Baja California, Mexico
Taxonomic Information
open bookPage/Plate
Collector's guide to Seashells of the Worldp 107/15
The Recent Molluscan Marine Fauna of the Islas Galápagosp 53
Audubon - Field Guide to North American ShellsPl. 169; 569
cameraImage Acknowledgments
1 G Trappe