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Spirema
Taxonomy
Spirema was named by Haeckel (1887) [Lithelida with simple, spherical or subspherical, medullary shell, and lentelliptical or subspherical, spirally constructed cortical shell; surface smooth or thorny, without radial spines.]. It is extant. It was considered monophyletic by Haeckel (1887).
It was assigned to Pyloniidae by Haeckel (1887).
It was assigned to Pyloniidae by Haeckel (1887).
Synonymy list
| Year | Name and author |
|---|---|
| 1887 | Spirema Haeckel |
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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. Spirema Haeckel 1887
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: p = phylum | |||||
| Reference: Kiessling 1999 | |||||
Collections
No collection or age range data are available