Nymphon gruveli Bouvier 1910

Nymphon gruveli Bouvier, 1910 Nymphon gruveli Bouvier, 1910: 331–335, figs. 1–6; Giltay, 1937: 83–84, fig. 1; Stock, 1990: 226–227, fig. 10. Type locality— Mission Gruvel, off Cape Blanc Material examined. Maurit-0811: MU129, 4♂, 3♀; MU131, 1♂, 1♀; MU133, 1♀; MU142, 1♀; MU149, 3♀; MU151, 1♂, 1♀; MU156, 1♂; MU158, 1♀; MU166, 1♂, 1♀; MU167, 1♂; MU168, 2♀; MU171, 2♂. Maurit-0911: MU204, 2♂, 4♀; MU207, 1♀; MU209, 1♂; MU226, 2♂; MU228, 1♀; MU233, 1♀; MU251, 1♀; MU266, 1♀; MUBV21, 2♂. CCLME-1110: BT156, 1♂, 2♀; BT160, 1♀; BT171, 1♀; BT194, 1♀. CCLME-1205: BT432, 1♀; BT473, 1♀; BT496, 1♀. Remarks. Our material agrees with the description and figures given by Bouvier (1910). Habitat. This species has been reported from brown algae, sponges, bryozoans and worm tubes on both soft and hard bottoms (Stock 1990). Its bathymetric range extends from 16 to 155 m. Our material was collected between 46 and 351 m, increasing the bathymetric distribution to the upper slope. Geographical distribution. This species is endemic to Northwest Africa, where it has been reported from Morocco to Senegal (Bamber & Thurston 1993). Our specimens were collected from the Western Sahara and Mauritania.