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Pachycorioolithus jinyunensis
Taxonomy
Pachycorioolithus jinyunensis was named by Lawver et al. (2016). It is considered to be a form taxon. Its type specimen is JYM F0033, an egg, and it is a 3D body fossil. Its type locality is Shuhong quarry, which is in an Albian lacustrine sandstone in the Liangtoutang Formation of China. It is the type species of Pachycorioolithus.
Synonymy list
| Year | Name and author |
|---|---|
| 2016 | Pachycorioolithus jinyunensis Lawver et al. p. 2 |
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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.
†Pachycorioolithus jinyunensis Lawver et al. 2016
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Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| D. R. Lawver et al. 2016 | Elongate pachycorioolithid egg about 50 mm long £ 32 mm wide; thin eggshell at least 166 mm thick; indistinct contact between mammillary layer (ML) and continuous layers (CL), with abrupt contact between continuous layer and external layer (EL); ML:CL:EL D 1:1:1.6. |