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Dirafinesquina
Taxonomy
Dirafinesquina was named by Cocks and Zhan (1998). Its type is Dirafinesquina globosa.
It was assigned to Rafinesquininae by Cocks and Zhan (1998) and Ghobadi Pour et al. (2011).
It was assigned to Rafinesquininae by Cocks and Zhan (1998) and Ghobadi Pour et al. (2011).
Species
D. antiqua, D. globosa (type species)
Synonymy list
| Year | Name and author |
|---|---|
| 1998 | Dirafinesquina Cocks and Zhan p. 125 |
| 2011 | Dirafinesquina Ghobadi Pour et al. p. 490 |
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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. †Dirafinesquina Cocks and Zhan 1998
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†Dirafinesquina antiqua Popov and Cocks 2017
†Dirafinesquina globosa Cocks and Zhan 1998
Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| L R. M. Cocks and R.-b. Zhan 1998 | Like Rafinesquina but with ventral valve bounding ridges surrounding a suboval muscle field; cardinal process lobes weaker and erect rather than anteriorly directed and with socket ridges better developed. |