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Zygiocuspis
Taxonomy
Zygiocuspis was named by Cifelli (1990). Its type is Zygiocuspis goldingi.
It was assigned to Trituberculata by Cifelli (1990) and McKenna and Bell (1997); and to Boreosphenida by Kielan-Jaworowska et al. (2004).
It was assigned to Trituberculata by Cifelli (1990) and McKenna and Bell (1997); and to Boreosphenida by Kielan-Jaworowska et al. (2004).
Species
Z. goldingi (type species)
Synonymy list
| Year | Name and author |
|---|---|
| 1990 | Zygiocuspis Cifelli |
| 1997 | Zygiocuspis McKenna and Bell |
| 2004 | Zygiocuspis Kielan-Jaworowska et al. pp. 411, 424 fig. 11.6D |
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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
No diagnoses are available