| Mollusca | Gastropoda | Heterobranchia | Ellobiida |
| Ellobiidae | Melampus | olivaceus |
| Genus | Species |
1975.035
9
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ECCE LM-27
Puerto Santo Domingo, Laguna Manuela, Baja Calif. Norte
28.2333° N
114.1417° W
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Aug. 4, 1975
shovel & sieve screen
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Spencer Luke
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Intertidal. High saline lagoon. Mud to coarse sand.