| Mollusca | Gastropoda | Caenogastropoda | Littorinimorpha |
| Calyptraeidae | Crepidula | onyx |
| Genus | Species |
1961.059
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6108B-85.
Near Sail Rock, Bahia Magdalen, Baja California Sur, Mexico.
24.5833° N
112.0° W
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Aug. 29, 1961
poison station with SCUBA
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F.H. Berry
Frank J. Rokop
formalin 8%
EtOH 50%
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Originally no coordinates provided. Approximate coordinates georeferenced by volunteer Annie Shen, 2021.