Globigerinoides sacculifer

Super Group: 
Rhizaria
Phylum: 
Foraminifera
Class: 
Globothalamea
Order: 
Rotaliida
Family: 
Globigerinidae
Genus: 
Globigerinoides
Species: 
sacculifer
Authority: 
Globigerinoides sacculifer Brady, 1877
Synonym(s): 
Globigerinoidesella bollii Loeblich & Tappan, 1994
Globigerina sacculifera Brady, 1877.

Diagnosis

Trochospiral, with 3.5-4 chambers in last whorl (adults). Aperture bordered by small rim, may be slightly extraumbilical. Height of aperture varies from wide open in warm, saline environments, to slit-like in salinities below 35. Typical for this species is the honeycomb (hexagonal) surface structure, which is lacking in other spinose species Last chamber sacciform, elongated. 

Ecology

 Tropical to subtropical
 low-salinity 

Observation site(s)

ASQME static network (beta)

ASQME dynamic network (beta)

ASQME map (beta)