Taxonomic names from A. P. Brown and H. A. Pilsbry 1911
- Anachis fugax, A. P. Brown and H. A. Pilsbry 1911 [Columbellidae]
- Arca dariensis, A. P. Brown and H. A. Pilsbry 1911 [Arcidae]
- Bittium nugatorium, A. P. Brown and H. A. Pilsbry 1911 [Cerithiidae]
- Bullina (Abderospira) (Dall 1896) [Cylichnidae]
- Bullina (Abderospira) chipolana, Dall 1895 [Cephalaspidea]
- Callocardia (Agriopoma) gatunensis multifilosa, Dall 1895 [Veneridae]
- Cardium newberryanum (Gabb 1881) [Cardiidae]
- Cheilea princetonia, A. P. Brown and H. A. Pilsbry 1911 [Hipponicidae]
- Chione tegulum, A. P. Brown and H. A. Pilsbry 1911 [Veneridae]
- Conus (Pyruconus) molis, A. P. Brown and H. A. Pilsbry 1911 [unclassified species]
- Conus molis, A. P. Brown and H. A. Pilsbry 1911 [Conidae]
- Corbula (Cuneocorbula) sphenia, Dall 1900 [Corbulidae]
- Corbula gregorioi, Cossmann 1894 [Corbulidae]
- Corbula heterogenea (Guppy 1898) [Corbulidae]
- Cytherea (Meretrix) (Lamarck 1799) [Veneridae]
- Cytherea (Meretrix) dariena, Conrad 1855 [Veneridae]
- Drillia fusinus, A. P. Brown and H. A. Pilsbry 1911 [Turridae]
- Drillia isthmica, A. P. Brown and H. A. Pilsbry 1911 [Drilliidae]
- Drillia zooki, A. P. Brown and H. A. Pilsbry 1911 [Pseudomelaniidae]
- Glycymeris canalis, A. P. Brown and H. A. Pilsbry 1911 [Glycymerididae]
- Glycymeris carbasina, A. P. Brown and H. A. Pilsbry 1911 [Glycymerididae]
- Glyptostyla panamensis, Dall 1892 [Fasciolariidae]
- Leda balboae, A. P. Brown and H. A. Pilsbry 1911 [Nuculanidae]
- Lupia, Conrad 1866 [Naticidae]
- Lupia perovato, Conrad 1866 [Naticidae]
- Macrocallista maculata (Linnaeus 1758) [Veneridae]
- Marginella gatunensis, A. P. Brown and H. A. Pilsbry 1911 [Marginellidae]
- Metula gabbi, A. P. Brown and H. A. Pilsbry 1911 [Buccinidae]
- Mitra dariensis, A. P. Brown and H. A. Pilsbry 1911 [Mitridae]
- Murex (Phyllonotus) gatunensis, A. P. Brown and H. A. Pilsbry 1911 [Muricidae]
- Murex polynematicus, A. P. Brown and H. A. Pilsbry 1911 [Muricidae]
- Nucula (Acila) isthmica, A. P. Brown and H. A. Pilsbry 1911 [Nuculidae]
- Oliva gatunensis, Toula 1908 [Olividae]
- Pecten (Aequipecten) effosus, A. P. Brown and H. A. Pilsbry 1911 [Pectinidae]
- Pecten (Aequipecten) operculiformis, Toula 1909 [Pectinidae]
- Pecten (Amusium) toulae, A. P. Brown and H. A. Pilsbry 1911 [Pectinidae]
- Pecten effosus, A. P. Brown and H. A. Pilsbry 1911 [unclassified species]
- Phos gatunensis, Toula 1909 [Buccinidae]
- Phos subsemicostatus, A. P. Brown and H. A. Pilsbry 1911 [Buccinidae]
- Pitar (Hyphantosoma) centagulata, A. P. Brown and H. A. Pilsbry 1911 [unclassified species]
- Pitar (Hyphantosoma) centagulatus, A. P. Brown and H. A. Pilsbry 1911 [unclassified species]
- Pitar centangulata, A. P. Brown and H. A. Pilsbry 1911 [Veneridae]
- Pitar cora, A. P. Brown and H. A. Pilsbry 1911 [Veneridae]
- Pitaria (Hyphantosoma) centagulata, A. P. Brown and H. A. Pilsbry 1911 [unclassified species]
- Pitaria (Lamelliconcha) hillii, Dall 1895 [Veneridae]
- Pleuronectia lyonii, Gabb 1873 [Pectinidae]
- Pleurotoma gertrudis (Toula 1909) [Clathurellidae]
- Sigaretus gatunensis (Toula 1909) [Naticidae]
- Solarium gatunensis, Toula 1908 [Architectonicidae]
- Solecurtus (Macha) (Oken 1835) [Solecurtidae]
- Solecurtus (Macha) strigillatus, Toula 1909 [Solecurtidae]
- Solecurtus gatunensis, Toula 1909 [Solecurtidae]
- Solenosteira dalli, A. P. Brown and H. A. Pilsbry 1911 [Buccinidae]
- Stigmaulax guppiana (Toula 1909) [Naticidae]
- Strombina lessepsiana, A. P. Brown and H. A. Pilsbry 1911 [Columbellidae]
- Strombus gatunensis, Toula 1908 [Strombidae]
- Terebra subsulcifera, A. P. Brown and H. A. Pilsbry 1911 [Terebridae]
- Teredo dendrolestes, A. P. Brown and H. A. Pilsbry 1911 [Teredinidae]
- Thracia gatunensis, Toula 1909 [Thraciidae]
- Tucetona canalis (A. P. Brown and H. A. Pilsbry 1911) [Tucetona canalis]
- Turritella mimetes, A. P. Brown and H. A. Pilsbry 1911 [Turritellidae]
- Typhis gabbi, A. P. Brown and H. A. Pilsbry 1911 [Muricidae]
- Venus (Chione) ulocyma, Dall 1895 [Veneridae]