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Smotrychaspis
Taxonomy
Smotrychaspis was named by Smith and Selden (2025). It is not extant. Its type is Smotrychaspis kurtopleurae. It was considered monophyletic by Smith and Selden (2025).
It was assigned to Euchelicerata by Smith and Selden (2025).
It was assigned to Euchelicerata by Smith and Selden (2025).
Species
S. kurtopleurae (type species)
Synonymy list
| Year | Name and author |
|---|---|
| 2025 | Smotrychaspis Smith and Selden |
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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. †Smotrychaspis Smith and Selden 2025
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†Smotrychaspis kurtopleurae Smith and Selden 2025
Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| R. D. Smith and P. A. Selden 2025 | Euchelicerate with 11 visible tergites, lacking anterior median carapace projection. Carapace horseshoe-shaped in dorsal outline; smooth dorsally, lacking cardiac or ocular ridges; with recurved posterior margin; small, acute genal angles; approximately as wide as long; length ∼⅓ of total (exc. telson), ∼2× that of opisthosoma. Opisthosoma with subparallel sides from tergites 1 to 9; increasing gape between progressively more falcate epimera posteriorly. Styliform telson ∼½ length of opisthosoma; stout. |
Measurements
No measurements are available
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| Source: p = phylum | |||||
| Reference: Kiessling 2004 | |||||
Collections: one only
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Homerian - Gorstian | Ukraine (Podolia) | S. kurtopleurae (type locality: 275760) |