Globigerina umbilicata Orr and Zaitzeff, 1971
 
Class: Rotaliata  Subclass: Globigerinana  Order: Globigerinida  Family: Globigerinidae
 
found in a core of  DSDP Leg 63
 
   off California and Mexico   Mexico
 
Site 467
Geological Time: Neogene  Pliocene  
 
the images are published under public domain in the below cited scientific report of the
 
View of a specimen of Globigerina umbilicata Orr and Zaitzeff, 1971

bar = 100µm
 
The identification is based upon:
 Poore, R.Z., 1981: Miocene through Quaternary planktonic foraminifers from offshore southern California and Baja California. Orlofsky, S. et al., Initial Reports of the Deep Sea Drilling Project 63 Publisher: Texas A & M University, Ocean Drilling Program, College Station, TX, United States P. 415–436   Plate 4, Fig. 7+8
 
 
genus.php?no=1009611&aktion=suche
 
dataset number: FEU-1009611
 
 
Citation:
Poore, R.Z., 1981: Miocene through Quaternary planktonic foraminifers from offshore southern California and Baja California. Orlofsky, S. et al., Initial Reports of the Deep Sea Drilling Project 63 Publisher: Texas A & M University, Ocean Drilling Program, College Station, TX, United States P. 415–436 Plate 4, Fig 7+8