Halenia (foram)

Halenia
Temporal range: Holocene
Scientific classification
Domain: Eukaryota
(unranked): SAR
(unranked): Rhizaria
Superphylum: Retaria
Phylum: Foraminifera
Order: Rotaliida
Superfamily: Discorbacea
Family: Discorbidae
Genus: Halenia
Saunders, 1961

Halenia is a genus of recent discorbacean foraminifera. The test is free, a low trochspire with a rounded periphery; wall calcaeous, monolamellar. Chambers are subglobular, all visible on spiral side, only last volution visible on umbilical side; final chamber with an umbilical flap. Sutures are depressed, radial on umbilical side, curved to sinuate on spiral side, with sutural slits on both sides.

Halenia, named by Saunders, 1961, is known from the West Indies, Caribbean region.

References


    This article is issued from Wikipedia - version of the 10/31/2016. The text is available under the Creative Commons Attribution/Share Alike but additional terms may apply for the media files.