ID#  |  Taxon Name | Collector | Date | | MO 225605 | Mitra | Dranga, Thaanum & Langford | 1 Jan 1938 - 31 Dec 1938 |
| MO 226707 | Euchelus gemmatus | Langford, Dranga & Thaanum | 1 Jan 1938 - 31 Dec 1938 |
| MO 226980 | Thalotia ocellata | Langford, Dranga & Thaanum | 1 Jan 1938 - 31 Dec 1938 |
| MO 227548 | Synaptocochlea concinna | Dranga, Langford & Thaanum | 1 Jan 1938 - 31 Dec 1938 |
| MO 227879 | Leptothyra verruca | Langford, Dranga & Thaanum | 1 Jan 1938 - 31 Dec 1938 |
| MO 228844 | Rissoina miltozona | Langford, Dranga & Thaanum | 1 Jan 1938 - 31 Dec 1938 |
| MO 228898 | Zebina tridentata | Langford, Dranga & Thaanum | 1 Jan 1938 - 31 Dec 1938 |
| MO 229311 | Planaxis suturalis | Dranga & Thaanum | 1 Jan 1938 - 31 Dec 1938 |
| MO 229505 | Cerithium interstriatum | Dranga, Langford & Thaanum | 1 Jan 1938 - 31 Dec 1938 |
| MO 229522 | Rhinoclavis fasciata | Langford, Dranga & Thaanum | |
| MO 229567 | Rhinoclavis articulata | Dranga, Langford & Thaanum | 1 Jan 1938 - 31 Dec 1938 |
| MO 229572 | Cerithidae | Langford, Dranga & Thaanum | |
| MO 230015 | Iniforis aemulans | Dranga & Thaanum | 1 Jan 1938 - 31 Dec 1938 |
| MO 230045 | Iniforis hinuhinu | Dranga & Thaanum | 1 Jan 1938 - 31 Dec 1938 |
| MO 230098 | Mastonia cingulifera | Thaanum | 1 Jan 1938 - 31 Dec 1938 |
| MO 230120 | Viriola abbotti | Dranga & Thaanum | 1 Jan 1938 - 31 Dec 1938 |
| MO 230144 | Viriola fallax | Dranga & Thaanum | 1 Jan 1938 - 31 Dec 1938 |
| MO 230156 | Viriola | Thaanum | 1 Jan 1938 - 31 Dec 1938 |
| MO 230912 | Strombus helli | Langford, Thaanum & Dranga | 1 Jan 1938 - 31 Dec 1938 |
| MO 231314 | Hipponix | Langford, Dranga & Thaanum | 1 Jan 1938 - 31 Dec 1938 |
| MO 231603 | Trivia sp. | Dranga, Thaanum & Langford | 1 Jan 1938 - 31 Dec 1938 |
| MO 231694 | Cypraea fimbriata | Dranga, Thaanum & Langford | 1 Jan 1938 - 31 Dec 1938 |
| MO 231773 | Cypraea helvola | Langford, Thaanum & Dranga | 1 Jan 1938 - 31 Dec 1938 |
| MO 233501 | Polinices | Langford & Thaanum & Dr. | 1 Jan 1938 - 31 Dec 1938 |
| MO 233782 | Casmaria ponderosa | Langford & Thaanum & Dranga | 1 Jan 1938 - 31 Dec 1938 |
| MO 233984 | Gyrineum pusillum | Langford & Dranga & Thaanum | 1 Jan 1938 - 31 Dec 1938 |
| MO 234498 | Aspella producta | Langford & Thaanum & Dranga | 1 Jan 1938 - 31 Dec 1938 |
| MO 234513 | Favartia garretti | Langford & Dranga & Thaanum | 1 Jan 1938 - 31 Dec 1938 |
| MO 234690 | Morula sp. | Langford & Dranga & Thaanum | 1 Jan 1938 - 31 Dec 1938 |
| MO 234697 | Morula sp. | Langford & Dranga & Thaanum | 1 Jan 1938 - 31 Dec 1938 |
| MO 234806 | Nassa serta | Dranga & Thaanum & Langford | 1 Jan 1938 - 31 Dec 1938 |
| MO 235760 | Coralliophila d'orbignyana | Langford & Dranga & Thaanum | 1 Jan 1938 - 31 Dec 1938 |
| MO 235781 | Coralliophila violacea | Dranga & Thaanum & Langford | 1 Jan 1938 - 31 Dec 1938 |
| MO 235883 | Caducifer decapitata | Langford & Dranga & Thaanum | 1 Jan 1938 - 31 Dec 1938 |
| MO 235885 | Cantharus marmoratus | Langford & Dranga & Thaanum | 1 Jan 1938 - 31 Dec 1938 |
| MO 235891 | Engina albocincta | Langford & Dranga & Thaanum | 1 Jan 1938 - 31 Dec 1938 |
| MO 236525 | Mitrella margarita | Langford &Dranga & Thaanum | 1 Jan 1938 - 31 Dec 1938 |
| MO 236533 | Mitrella rorida | Langford & Thaanum & Dranga | 1 Jan 1938 - 31 Dec 1938 |
| MO 236571 | Caducifer sp. | Langford & Dranga & Thaanum | 1 Jan 1938 - 31 Dec 1938 |
| MO 236983 | Nassarius | Langford & Dranga & Thaanum | 1 Jan 1938 - 31 Dec 1938 |
| MO 238055 | Neocancilla clathrus | Langford, Thaanum & Dranga | 1 Jan 1938 - 31 Dec 1938 |
| MO 238077 | Mitra | Langford, Thaanum & Dranga | 1 Jan 1938 - 31 Dec 1938 |
| MO 238118 | Vexillum | Dranga & Thaanum & Langford | 1 Jan 1938 - 31 Dec 1938 |
| MO 238121 | Vexillum | Langford & Thaanum & Dranga | 1 Jan 1938 - 31 Dec 1938 |
| MO 239194 | Conus suturatus | Langford, D.B., Ted T. Dranga & Ditlev Thaanum | 1 Jan 1938 - 31 Dec 1938 |
| MO 256352 | Hastula albula | Dranga, Thaanum, & Langford | 1 Jan 1938 - 31 Dec 1938 |
| MO 256384 | Hastula matheroniana | D.B. Langford, D. Thaanum, & Dranga | 1 Jan 1928 - 31 Dec 1928 |
| MO 256423 | Terebra cerithina | D.B. Langford; D. Thaanum; T.T. Dranga | |
| MO 256469 | Terebra nodularis | D.B. Langford; D. Thaanum; T.T. Dranga | |
| MO 256628 | Duplicaria gouldi | Dranga; Thaanum; & Langford | 1 Jan 1938 - 31 Dec 1938 |
