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Biorbulina
Taxonomy
Biorbulina was named by Blow (1956) [The apertures of this form are reduced to a system of apertural pores, some or all of which are distributed irregularly over the area of the penultimate and last chambers. In primitive forms, there is a tendency for the apertures to be concentrated over the penultimate chamber and in the suture between the last and the penultimate chamber.]. It was considered monophyletic by Blow (1956).
It was assigned to Globigerinidae by Blow (1956).
It was assigned to Globigerinidae by Blow (1956).
Synonymy list
| Year | Name and author |
|---|---|
| 1956 | Biorbulina Blow |
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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.
G. †Biorbulina Blow 1956
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Diagnosis
No diagnoses are available