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Umbonellina
Taxonomy
Umbonellina was named by Koken and Perner (1925) [Koken in; Sepkoski's age data: O Ashg-m Sepkoski's reference number: 615,1066]. It is not extant. Its type is Umbonellina infrasilurica.
It was assigned to Craspedostomatidae by Knight et al. (1960); and to Architaenoglossa by Sepkoski (2002).
It was assigned to Craspedostomatidae by Knight et al. (1960); and to Architaenoglossa by Sepkoski (2002).
Species
U. infrasilurica (type species)
Species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1925 | Umbonellina Koken and Perner p. 203 |
| 1960 | Umbonellina Knight et al. p. 299 |
| 2002 | Umbonellina Sepkoski |
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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. †Umbonellina Koken and Perner 1925
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†Umbonellina infrasilurica Koken and Perner 1925
Diagnosis
No diagnoses are available