 Agathotoma alcippe (Dall, 1918) |  Agathotoma cf. alcippe (Dall, 1918) |  Agathotoma cf. neglecta (C. B. Adams, 1852) |
 Agladrillia plicatella (Dall, 1908) |  Agladrillia pudica (Hinds, 1843) |  Bellacythara bella (Hinds, 1843) |
 Bellaspira acclivicosta McLean & Poorman, 1970 |  Bellaspira clarionensis McLean & Poorman, 1970 |  Bellaspira melea Dall, 1919 |
 Buchema granulosa (Sowerby, 1834) |  Calliclava craneana (Hertlein & A. M. Strong, 1951) |  Calliclava subtilis McLean & Poorman, 1971 |
 Carinodrillia alboangulata (E.A.Smith, 1882) |  Carinodrillia cf. dichroa Pilsbry & Lowe, 1932 |  Carinodrillia cf. halis (Dall, 1919) |
 Carinodrillia cf. hexagona (Sow., 1834) |  Carinodrillia dichroa Pilsbry & Lowe, 1932 |  Carinodrillia halis (Dall, 1919) |
 Clathrodrillia berryi (McLean & Poorman, 1971) |  Clathrodrillia salvadorica (Hertlein & Strong, 1951) |  Clathrodrillia walteri (Smith M., 1946) |
 Clathurella cf. rigida (Hinds, 1843) |  Cochlespira cedonulli (Reeve, 1843) |  Cochlespira cf. cedonulli (Reeve, 1843) |
 Compsodrillia alcestis (Dall, 1919) |  Compsodrillia bicarinata (Shasky, 1961) |  Compsodrillia cf. haliplexa (Dall, 1919) |
 Compsodrillia cf. jaculum (Pilsbry & Lowe, 1932) |  Compsodrillia cf. olssoni McLean & Poorman, 1971 |  Compsodrillia duplicata (Sowerby, 1834) |
 Compsodrillia excentrica (G. B. Sowerby I, 1834) |  Compsodrillia haliplexa (Dall, 1919) |  Compsodrillia olssoni McLean & Poorman, 1971 |
 Compsodrillia sp. 37789 |  Compsodrillia sp. 67326 |  Compsodrillia sp. 72477 |
 Crassispira abdera (Dall, 1919) |  Crassispira adana (Bartsch, 1950) |  Crassispira aff. adana (Bartsch, 1950) |
 Crassispira ballenaensis Hertlein & Strong, 1951 |  Crassispira brujae Hertlein & Strong, 1951 |  Crassispira cerithoidea (Carpenter, 1857) |
 Crassispira cf. adana (Bartsch, 1950) |  Crassispira cf. rustica (Sowerby, 1834) |  Crassispira cf. unicolor (Sowerby, 1834) |
 Crassispira coracina McLean & Poorman, 1971 |  Crassispira discors (Sowerby, 1834) |  Crassispira erigone Dall, 1919 |
 Crassispira eurynome Dall, 1919 |  Crassispira hardfordiana (Reeve, 1843) |  Crassispira harfordiana (Reeve, 1843) |
 Crassispira harfordiana adamsiana Pilsbry & Lowe, 1932 |  Crassispira incrassata (Sowerby, 1834) |  Crassispira kluthi (Jordan, 1936) |
 Crassispira martiae McLean & Poorman, 1971 |  Crassispira maura (Sowerby, 1834) |  Crassispira nigerrima (G. B. Sowerby I, 1834) |
 Crassispira pluto Pilsbry & Lowe, 1932 |  Crassispira rudis (G. B. Sowerby I, 1834) |  Crassispira rustica (Sowerby, 1834) |
 Crassispira sp. 20130 |  Crassispira sp. 33632 |  Crassispira tepocana (Dall, 1919) |
 Crassispira trimariana (Pilsbry & Lowe, 1932) |  Crassispira turricula (Sowerby, 1834) |  Crassispira unicolor (Sowerby, 1834) |
 Crassispira xanti Hertlein & Strong, 1951 |  Cruziturricula arcuata (Reeve, 1843) |  Cymakra granata McLean & Poorman, 1971 |
 Daphnella allemani (Bartsch, 1931) |  Daphnella mazatlanica Pilsbry & Lowe, 1932 |  Daphnella retusa McLean & Poorman, 1971 |
 Doxospira aff. hertleini Shasky, 1971 |  Doxospira hertleini Shasky, 1971 |  Doxospira sp. 1425 |
 Drillia acapulcana (Lowe, 1835) |  Drillia allyniana (Hertlein & Strong, 1951) |  Drillia clavata (Sowerby, 1834) |
 Drillia cunninghamae McLean & Poorman, 1971 |  Drillia inornata McLean & Poorman, 1971 |  Drillia roseola (Hertlein & Strong, 1955) |
 Drillia salvadorica (Hertlein & Strong, 1951) |  Drillia tumida McLean & Poorman, 1971 |  Elaeocyma melichroa McLean & Poorman, 1971 |
 Fusiturricula armilda (Dall, 1908) |  Globidrillia micans (Hinds, 1843) |  Glyphostoma bayeri Olsson, 1971 |
 Glyphostoma candidum (Hinds, 1843) |  Glyphostoma neglecta (Hinds, 1843) |  Glyphostoma thalassoma (Dall, 1908) |
 Hindsiclava andromeda (Dall, 1919) |  Hindsiclava cf. militaris (Reeve, 1843) |  Hindsiclava cf. resina (Dall, 1908) |
 Hindsiclava militaris (Reeve, 1843) |  Hindsiclava resina (Dall, 1908) |  Imaclava asaedai (Hertlein & Strong, 1951) |
 Imaclava pilsbryi Bartsch, 1950 |  Imaclava unimaculata (G. B. Sowerby I, 1834) |  Ithycythara penelope (Dall, 1919) |
 Knefastia cf. funiculata (Kiener, 1840) |  Knefastia cf. walkeri Berry, 1958 |  Knefastia funiculata (Kiener, 1840) |
 Knefastia olivacea (Sowerby, 1833) |  Knefastia princeps Berry, 1953 |  Kurtzia cf. elenensis McLean & Poorman, 1971 |
 Kurtzia elenensis McLean & Poorman, 1971 |  Kurtzia ephaedra (Dall, 1919) |  Kurtzia sp. 37747 |
 Kurtziella powelli Shasky, 1971 |  Kylix panamella (Dall, 1908) |  Kylix sp. 23047 |
 Leptadrillia elissa (Dall, 1919) |  Leptadrillia firmichorda McLean & Poorman, 1971 |  Leptadrillia quisqualis (Hinds, 1843) |
 Lioglyphostoma cf. ericea (Hinds, 1843) |  Maesiella maesae McLean & Poorman, 1971 |  Miraclathurella bicanalifera (Sowerby, 1834) |
 Miraclathurella cf. bicanalifera (Sowerby, 1834) |  Miraclathurella mendozana Shasky, 1971 |  Nannodiella cf. nana (Dall, 1919) |
 Nannodiella fraternalis (Dall, 1919) |  Notocytharella striosa (C.B.Adams, 1852) |  Pilsbryspira aterrima (Sowerby, 1834) |
 Pilsbryspira atramentosa (E.A.Smith, 1882) |  Pilsbryspira aureonodosa (Pilsbry & Lowe, 1932) |  Pilsbryspira cf. aureonodosa (Pilsbry & Lowe, 1932) |
 Pilsbryspira collaris (Sowerby, 1834) |  Pilsbryspira garciacubasi Shasky, 1971 |  Pilsbryspira loxospira (Pilsbry & Lowe, 1932) |
 Pilsbryspira melchersi (Menke, 1851) |  Polystira cf. oxytropis (Sowerby, 1834) |  Polystira nobilis (Hinds, 1843) |
 Polystira oxytropis (Sowerby, 1834) |  Polystira picta (Reeve, 1843) |  Polystira sp. 40991 |
 Ptychobela lavinia (Dall, 1919) |  Pyrgocythara fuscoligata (Carpenter, 1856) |  Pyrgospira obeliscus (Reeve, 1843) |
 Raphitoma doris Dall, 1919 |  Rubellatoma sp. 25508 |  Strictispira ericana (Hertlein & Strong, 1951) |
 Strictispira stilmani Shasky, 1971 |  Strombinoturris crockeri Hertlein & Strong, 1951 |  Syntomodrillia vitrea McLean & Poorman, 1971 |
 Tenaturris concinna (C.B.Adams, 1852) |  Tenaturris merita (Hinds, 1843) |  Tiariturris libya (Dall, 1919) |
 Tiariturris spectabilis Berry, 1958 |  Zonulispira cf. grandimaculata (C.B.Adams, 1852) |  Zonulispira chrysochildosa Shasky, 1970 |
 Zonulispira grandimaculata (C.B.Adams, 1852) |  Zonulispira sp. 199717 |  Zonulispira zonulata (Reeve, 1843) |
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