Ascorhynchus armatus ( Wilson, 1881 )

Ascorhynchus armatus ( Wilson, 1881) View in CoL

Scaeorhynchus armatus Wilson, 1881: 248–249 , L. 2, figs. 3–4, L. 5, figs. 26–31.

Ascorhynchus agassizi Bouvier, 1937: 38 View in CoL

Ascorhynchus armatus View in CoL — Hedgpeth, 1948: 255, figs. 42a, 43

Type locality —Blake, locality 308, 41º24'45"N 65º35'30"W, 2271.37 m

Material examined. Maurit-1107: MU023 , 1♂ ; MU031 , 5♂, 3♀ ; MU033 , 2♀ ; MU058 , 2♂ , 1 indet; MU069 , 1♂ . Maurit-0811: MU080 , 1♂ ; MU092 , 7♂, 6♀ ; MU093 , 2♂, 3♀ ; MU094 , 2♂, 1♀ ; MU116 , 1♂, 1♀ . Maurit-1011: MU258 , 1♀ .

Remarks. Our material agrees with the description and figures provided by Wilson (1881).

Habitat. Ascorhynchus armatus has been collected from muddy bottoms ( Bouvier 1937 as Ascorhynchus agassizi ; Stock 1990) within a wide bathymetric range extending from 396 to 2515 m. Our material was collected from muddy bottoms at 532 to 1808 m.

Geographical distribution. This species has a wide distribution in the West Atlantic, extending from the north coast of the United States to the Gulf of Mexico and the Caribbean Sea ( Hedgpeth 1948; Raiskii & Turpaeva 2006). In the East Atlantic, it has been reported from the south of Western Sahara, Mauritania ( Stock 1990; Bamber & Thurston 1993) and Senegal ( Bouvier 1937 as Ascorhynchus agassizi ). Our specimens were collected from the south part of the Bank of Arguin ( Mauritania).