Megalostomina
Rzehak, 1891
Genus Guides
4Megalostomina is a of foraminifera (single-celled protists with calcareous shells) established by Rzehak in 1891. It belongs to the Ceratobuliminidae within the order Robertinida. Current taxonomic treatment considers Megalostomina a synonym of Lamarckina. The genus is part of the diverse Robertinina suborder, which includes benthic foraminifera with characteristic chamber arrangements and apertural features.

Pronunciation
How to pronounce Megalostomina: //ˌmɛɡəloʊˈstoʊmɪnə//
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Similar Taxa
- LamarckinaMegalostomina is currently treated as a synonym of Lamarckina; specimens previously assigned to Megalostomina have been transferred to this based on reevaluation of type material and diagnostic characters.