Angaria sphaerula
Introduction Shell of ''Angaria sphaerula'' (Kiener, 1838) with operculum measuring 24.1 mm in height by 34.4 mm diameter, taken by tangle nets off Balut Cotabato, in the Philippines.Apical view of another specimen of ''Angaria sphaerula'' showing color variation within the species. '''''Angaria sphaerula''''', common name '''Kiener's delphinula''', is a species of sea snail, a marine gastropod mollusc of the family Angariidae.
Description The shell ranges in length from 30 to 100 mm.Like other species of ''Angaria'', ''A. sphaerula'' is highly ornamented, with the shape of its ornaments varying from spikes to fronds. The ornaments are often quite large. This species tends to be a mix of light green and pinkish-red in color. The interior of the shell is pearlescent.
Distribution This species can be found in the Philippines and parts of the western Pacific Ocean.
References * Günther R. (2016). Angaria neocaledonica n. sp. - A new species of Angariidae from New Caledonia (Mollusca: Gastropoda). Conchylia. 46(1-4): 89-96* Poppe G.T. & Goto Y. (1993) Recent Angariidae. Ancona: Informatore Piceno. 32 pls, 10 pls.