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Strictocorniculum
Taxonomy
Strictocorniculum was named by Landing (1995) [Sepkoski's age data: Cm Atda-u Sepkoski's reference number: 1127]. Its type is Strictocorniculum vanallerum. It is the type genus of Strictocorniculidae, Strictocorniculacea.
It was assigned to Problematica by Sepkoski (2002); and to Strictocorniculidae by Landing (1995) and Landing et al. (2008).
It was assigned to Problematica by Sepkoski (2002); and to Strictocorniculidae by Landing (1995) and Landing et al. (2008).
Species
S. vanallerum (type species)
Synonymy list
Year | Name and author |
---|---|
1995 | Strictocorniculum Landing pp. 487 - 488 |
2002 | Strictocorniculum Sepkoski |
2008 | Strictocorniculum Landing et al. p. 901 |
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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 | |
---|---|---|
E. Landing 1995 | Unimembrate pseudoconodonts with nearly straight, gently tapering elements with circular to weakly lat-erally compressed (elliptical) cross sections and deep basal cavity that reaches nearly to tip of elements; external microsculpture of elements consists of rhomboidally arranged, apically inclined nodes. |