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Metopaster montainvillensis
Taxonomy
Metopaster montainvillensis was named by Valette (1925). It is not extant. Its type specimen is Not yet located.
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1925 | Metopaster montainvillensis Valette pp. 521-522 figs. fig. 3 |
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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.
†Metopaster montainvillensis Valette 1925
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Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| A. Valette 1925 | Marginal plates of medium size. External face slightly convex, with ornament of dense tiny granule pits covering the whole external face. Profile of the marginal plates coarsely triangular with the external side regularly rounded. Lateral faces slightly concave, smooth. Enlarged ultimate superomarginals differentiated and corresponding with three inferomarginal plates. |
Measurements
No measurements are available
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| Source: f = family, c = class, p = phylum | |||||
| References: Aberhan et al. 2004, Blake 1990, Aberhan 1992 | |||||
Collections
No collection or age range data are available