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Crubidae
Original description: Test multicyrtid, conical to subcylindrical, with or without constrictions between joints. Cephalis dome-shaped to conical, with or without horn. Test comprised of linearly aligned, relatively large tetragonal pore frames. Earlier chambers (cephalis, thorax, abdomen, and even first one or two post-abdominal chambers) covered with layer of microgranular silica (i. e. Drulanta n. gen. ) or with small irregular polygonal pore frames (i.e. Crubus n. gen.). Remaining chamers consisting of two transverse rows of tetragonal pore frames in each chamber and having costae superimposed between each row of pore frames. Costae thin to medium in thickness.
It was assigned to Nassellaria by Yeh and Cheng (1998).
| Year | Name and author |
|---|---|
| 1987 | Crubidae Yeh p. 68 |
| 1998 | Crubidae Yeh and Cheng p. 22 |
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If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.