411 REFERENCE · Wiktionary
Fusulinidae
Reference material by Wiktionary contributors. This retains its source identity and is not 411 news reporting.
Translingual
Proper noun
family order Fusulinida certain fusulinacean foraminifera from the upper Carboniferous (Lower Pennsylvanian, Morrowan) to the Upper Permian (Guadalupian), tests of which are fusiform to subcylindrical with walls of two to four layers