Brookula decussata

Brookula decussata is a species of sea snail, a marine gastropod mollusk unassigned in the superfamily Seguenzioidea.^[2]

Brookula decussata
Scientific classification
Kingdom:	Animalia
Phylum:	Mollusca
Class:	Gastropoda
Subclass:	Vetigastropoda
Family:	incertae sedis
Genus:	Brookula
Species:	B. decussata
Binomial name
Brookula decussata (Pelseneer, 1903) [1]
Synonyms
Brookula rossiana Dell, 1990 Brookula sinusbreidensis Numanami & Okutani, 1991 Brookula delli Numanami, 1996 Cyclostrema decussatum Pelseneer, 1903 (original combination)

This species is considered sometimes a synonym of Brookula pfefferi Powell, A.W.B., 1951,^[3] but B. decussata is somewhat smaller and a has a more definite sculpture with fewer spirals and more axials.^[4]

Description

The maximum recorded size of the shell is 2.5 mm.

Distribution

This marine species occurs off the South Orkney Islands and off The Antarctic Peninsula.