kingdom Chromista > subkingdom Harosa > infrakingdom Rhizaria > phylum Foraminifera > class Nodosariata > subclass Nodosariana > order Vaginulinida > family Vaginulinidae > subfamily Marginulininae > genus Marginulina > species Marginulina subtrigona
| Rank | Species |
| Status | junior subjective synonym |
| Aphia ID | urn:lsid:marinespecies.org:taxname:921807 |
| Valid name | Astacolus subcrassus |
| Valid Aphia ID | 736947 |
| Environments |
marine, |
This status of this taxon in WoRMS is junior subjective synonym. The accepted taxon for Marginulina subtrigona Schwager, 1866 is Astacolus subcrassus.