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Metacryphaeus meloi
Taxonomy
Metacryphaeus meloi was named by Carvalho et al. (1997). Its type specimen is MCT N. 6 822-I, a cephalon/head, and it is a mold. Its type locality is Oiti (= Oitis), which is in an Eifelian/Givetian marine sandstone in the Pimenteira Formation of Brazil.
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1997 | Metacryphaeus meloi Carvalho et al. pp. 6 - 9 figs. 3A-I |
| 2016 | Metacryphaeus meloi Meira et al. pp. 468 - 470 fig. 3.1–5 |
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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.
†Metacryphaeus meloi Carvalho et al. 1997
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Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| M. G. P. Carvalho et al. 1997 | Cephalon subtriangular, with short median frontal process; glabella densely covered with small, relatively subdued tubercles; genal angles bluntly pointed; eyes distinctly separated from axial furrows, moderately oblique (exsag.). Pygidial pleurae terminate as blunt spines; axial rings convex forward medially. |