Type collection to Bolli, H.M. (1957a). The foraminiferal genera Schackoina Thalmann, emended and Leupoldina, n. gen. in the Cretaceous of Trinidad, B.W.I. Eclogae geol. Helv. 50(2):271-281.
This collection contains the holotypes and paratypes to Schackoina pustulans Bolli; Schackoina pustulans quinquecamerata Bolli; Schackoina reicheli Bolli; and Leupoldina protuberans Bolli.
Holotypes to:
Leupoldina protuberans Bolli (1957)
Schackoina pustulans pustulans Bolli (1957)
Schackoina pustulans quinquecamerata Bolli (1957)
Schackoina reicheli Bolli (1957)
 

 

 
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