Nassarius (Zeuxis) concinnus (Powys, 1835)
Length: 19.6mm, Width: 9.5mm, Height: 8.3mm. Scuba, night, approximately 45 ft. Crawling over reef. Agat Bay, Guam. Collected by Steve Norby on 18 February 2005.
Distribution: Indo-Pacific.
Size: Typically 20-25mm.
Availability: Common though difficult to find alive.
Habitat: Fresh dead specimens are often found in sand. They will emerge at night from silty sand (within the reef or the near vicinity) in search of a meal.
Discussion: The specimen figured above was kept for several months in a small aquarium. It proved to be an aggressive scavenger.
References:
Abbott, R. Tucker & S. Peter Dance. Compendium of Seashells. p. 181
Cernohorsky, Walter O. 1972. Marine Shells of the Pacific, Vol. II. p. 151. pl. 44, fig. 7.
----. 1978. Tropical Pacific Marine Shells. p. 88-89. pl. 27, fig. 9.
Springsteen, F. J. & F. M. Leobrera. 1986. Shells of the Philippines. p. 155. pl 41, fig. 11.
Wilson, Barry. 1994. Australian Marine Shells, Part Two. p. 87. pl. 15, fig. 28 a-c.