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Orthotichia sulcata
Taxonomy
Orthotichia sulcata was named by Reed (1944). Its type specimen is GSI 16772, a shell, and it is a 3D body fossil. Its type locality is East of pt 2263, ESE of Chhidru, top of sequence, Salt Range, which is in a Changhsingian marine horizon in the Chhidru Formation of Pakistan.
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1944 | Orthotichia sulcata Reed p. 11 figs. Pl 1, figs 6,6a-c |
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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.
†Orthotichia sulcata Reed 1944
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Diagnosis
No diagnoses are available
Measurements
| part | N | mean | |||||
|---|---|---|---|---|---|---|---|
| shell height | 1 | 20.0 |
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| Source: o = order, c = class, p = phylum, uc = unranked clade | |||||
| References: Aberhan et al. 2004, Nesnidal et al. 2013 | |||||
Age range: Changhsingian or 254.14000 to 251.90200 Ma
Collections: one only
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Changhsingian | Pakistan | Orthotichia sulcata (type locality: 126934) |