Alvania subsoluta (Aradas, 1847)
Iceland & Norway to Canarias, Azores to Mediterranean. Continental shelf down to bathyal depths (200-2000m).
Detritus feeder.
Original taxon: Rissoa subsoluta.
Synonym: elegantissima Seguenza.
500m deep, Alborán island. 2,3mm.
Spire high; whorls 5, convex; deep suture; numerous narrow longitudinal costae, attenuated in the bottom of the last whorl; thin decurrent cords less protruding than the costae; colour whitish (Locard). Above: Rissoa subsoluta in H. C. Weinkauff: “Die Gattungen Rissoina und Rissoa”, Systematisches Conchylien-Cabinet Bd.1:Abt.22, Nürnberg 1885.
Above and below:
1000m deep, Capo Teulada, SW. Cagliari, S. Sardinia. 2mm.
The whorls more convex than those of testae, to which it is sometimes compared. The radials, usually orthocline, can be slightly opisthocline. Protoconch paucispiral.

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