Bivalves and Gastropods of the Gulf of Tehuantepec, Mexico: A Checklist of Species with Notes on Their Habitat and Local Distribution

Table 4

Studies on the molluscan fauna from the Gulf of Tehuantepec. The habitats and the sampling method of each study are detailed for comparisons. The shared species are those reported in other studies and in the present checklist.

Locality	Habitat (sampling method)	Total species	Shared species	Reference
Gulf of Tehuantepec	continental shelf (geological grab)	39 bivalves	5	González-Bulnes [17]
		68 gastropods	3
Salina Cruz, Oax.	continental shelf (geological grab)	42 bivalves	9	Gómez-Farías [18]
		46 gastropods	3
Coast of Oaxaca	rocky and sandy beach, continental shelf (direct search)	55 bivalves	25	Holguín-Quiñones & González-Pedraza [22]
		98 gastropods	29
Coast of Chiapas	estuary, coastal lagoon, rocky and sandy beach (direct search)	78 bivalves	42	Sevilla-Hernández [23]
		73 gastropods	32
Central coast of Oaxaca	rocky beach (direct search)	5 bivalves	1	De León-Herrera, [20]
		26 gastropods	4
Bahías de Calacuta (Huatulco), Oax.	rocky and sandy beach (direct search)	30 bivalves	7	Ramírez-González & Barrientos-Luján [29]
		59 gastropods	11
Gulf of Tehuantepec	estuary, coastal lagoon, rocky and sandy shores, continental shelf (direct search, trawling net)	78 bivalves	54	Present study
		82 gastropods	53
		Bivalvia	102
Total species registered in the Gulf of Tehuantepec		Gastropoda	111
		Total	213