| Mollusca | Gastropoda | Caenogastropoda | Neogastropoda |
| Mitridae | Mitra | tristis |
| Genus | Species |
1961.095
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SIO61-274
Espiritu Santo Is., Golfo de Calif., Baja Calif. Mexico
24.4674° N
110.3428° W
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June 24, 1961
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Frank J. Rokop
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Originally no coordinates provided. Approximate coordinates georeferenced by volunteer Annie Shen, 2021.