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Calcarinidae
Taxonomy
Calcarinidae was named by d'Orbigny (1826). It is extant. It was considered unknown by Loeblich and Tappan (1984).
It was assigned to Foraminifera by Cushman (1927); to Calcarinoidea by Loeblich and Tappan (1984); and to Rotaliacea by Loeblich and Tappan (1988).
It was assigned to Foraminifera by Cushman (1927); to Calcarinoidea by Loeblich and Tappan (1984); and to Rotaliacea by Loeblich and Tappan (1988).
Subtaxa
Synonymy list
| Year | Name and author |
|---|---|
| 1826 | Calcarinidae d'Orbigny |
| 1927 | Calcarinidae Cushman p. 80 |
| 1984 | Calcarinidae Loeblich and Tappan p. 56 |
| 1988 | Calcarinidae Loeblich and Tappan |
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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.
Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| A. R. Loeblich and H. Tappan 1984 | Test enrolled, little or no differentiation of spiral and umbilical surfaces; commonly with large inflational spines; canal system diffuse and confused with perforations. U. Cretaceous to Holocene |