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Squatinactis
Taxonomy
Squatinactis was named by Lund and Zangerl (1974) [Sepkoski's age data: C Serp-l Sepkoski's reference number: 451]. It is not extant. Its type is Squatinactis caudispinatus.
It was assigned to Squatinactida by Zangerl (1981) and Sepkoski (2002); and to Squatinactidae by Ginter et al. (2010).
It was assigned to Squatinactida by Zangerl (1981) and Sepkoski (2002); and to Squatinactidae by Ginter et al. (2010).
Species
S. caudispinatus (type species)
Synonymy list
| Year | Name and author |
|---|---|
| 1974 | Squatinactis Lund and Zangerl |
| 1981 | Squatinactis Zangerl p. 101 |
| 2002 | Squatinactis Sepkoski |
| 2010 | Squatinactis Ginter et al. p. 80 |
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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. †Squatinactis Lund and Zangerl 1974
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†Squatinactis caudispinatus Lund and Zangerl 1974
Diagnosis
No diagnoses are available