Family/species

Revised number of specimens

Long sizes (mm)

Known distribution

New distribution

CALYPTRAEIIDAE

Mx

Min

A

Sd

Crepidula aculeate

(Gmelin, 1791).

115

27.99

7.98

19.24

4.175

EE. UU. (Hawaii, California), Mexico (La Paz, Gulf of California, Baja California Sur, Pacific Coast, Jalisco and Revilagigedo Islands, Manzanillo, Colima, Zihuatanejo), Nicaragua, Costa Rica, Panama (Panama Canal), Colombia (Malpelo Island ), Ecuador (Guayas Province and Galapagos Islands), Peru (Paita) and Chile (Valparaiso)

(A. Myra Keen 1971, Carol Skoglund 2002, WoRMS-World Register of Marine Species 2013, Discover Life 2013 and Salcedo et al. 1988)

Majahua 16˚47' 39.62''N y 99˚50' 29.02''W Parque de la Reina 16˚50'58, 27''N y 99˚54'01, 85''W Muelle 16˚50'' 58.27''N y 99˚54' 01.85''W Tlacopanocha 16˚50' 41.53''N y 99˚54' 25.02''W Manzanillo 16˚50' 27.90''N y 99˚54' 38.14''W

CYMANTIIDAE Iredale, 1913.

Cymatium

(Monoplex)

vestitum

(Hinds, 1844).

1

49.63

49.63

49.63

Mexico (Baja California, Gulf of California; Revillagigedo Island Manzanillo, Colima, Zihuatanejo), Clipperton Island, Costa Rica (Cocos, Bahia Culebra), Panama (Venado Island), Colombia (Gorgona Island), Ecuador (Galapagos Islands) and Peru (Paita).

(A. Myra Keen 1971, Carol Skoglund 2002, WoRMS-World Register of Marine Species 2013, WMSDB-Worldwide Mollusc Species Data Base 2013, Discover Life 2013 and Salcedo et al. 1988).

Majahua 16˚47' 39.62''N y 99˚50' 29.02''W

MURICIDAE

Vitularia salebrosa

(King & Broderip, 1832).

4

19.99

15.65

18.13

2.49

Mexico (Isla Cedros, Baja California, La Paz, Gulf of California, Baja California Sur, Topolobampo, San Carlos, Guaymas, Sonora and Mazatlán, Sinaloa, Roca Partida and Isla Revillagigedo Manzanillo, Colima, Zihuatanejo), Costa Rica (Cocos ) Panama (Coiba Island, East and West of Panama, Gobernadora Island and Montijo Bay) Colombia (Gorgona Island, Malpelo) Ecuador (Manabi Province, Bay Urvina and Galapagos Islands) and Peru (South Talara, Piura) (A. Myra Keen 1971, Carol Skoglund 2002, WoRMS-World Register of Marine Species 2013, WMSDB-Worldwide Mollusc Species Data Base 2013, Discover Life 2013 and Salcedo et al. 1988).

Ploaya Majahua 16˚47' 39.62'' N y 99˚50' 29.02'' W

COLUMBELLIDAE

Anachis

(Anachis)

scalarina

(Sowerby, 1832)

2

6.15

5.18

5.66

0.68

Mexico (Guaymas, Sonora and Mazatlán, Sinaloa, Zihuatanejo), Panama (Venado Island)

(A. Myra Keen 1971, WMSDB-Worldwide Mollusc Species Data Base 2013, Discover Life 2013 and Salcedo et al. 1988.)

Playa Manzanillo 16˚50' 27.90''N y 99˚54' 38.14''W