Class: Rotaliata    Subclass: Globigerinana    Order: Globorotaliida    Family: Globigerinidae
Sphaeroidinellopsis seminulina 
     Morphological Attributes:
Spines: spinose
Microstructure: macroperforate
Texture: smooth
Coiling: trochospiral
Spire: low / Umbilical depth: neither deep nor shallow
Chamberform on the umbilical side: subspherical to trapezoid
Keel: no keel / Lip: lip or rim / Tooth: no tooth
First occurence: 017.26 / Last occurence: 003.14





identified by scientist

Neogene
Pliocene

off Brazil
Pelotas Basin
FEU-1003929
identified by scientist

Neogene
Miocene
Tortonian
Micronesia + Philippine Basin
ODP Leg 130 Site 806
FEU-1009589
identified by scientist

Neogene
Miocene
Tortonian
Micronesia + Philippine Basin
ODP Leg 130 Site 806
FEU-1009592
identified by scientist

Neogene
Miocene
Tortonian
Micronesia + Philippine Basin
ODP Leg 130 Site 806
FEU-1009593
identified by scientist

Neogene
Miocene
Tortonian
Micronesia + Philippine Basin
ODP Leg 130 Site 806
FEU-1009594