| Cosmoselachus Temporal range: Carboniferous (Upper Mississippian),
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|---|---|
Scientific classification 
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| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Class: | Chondrichthyes |
| Order: | †Symmoriiformes |
| Family: | †Falcatidae |
| Genus: | †Cosmoselachus |
| Species: | †C. mehlingi
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| Binomial name | |
| †Cosmoselachus mehlingi Bronson et al., 2024
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Cosmoselachus is an extinct genus of symmoriiform chondrichthyan from the Upper Carboniferous (Mississippian subperiod) aged Fayetteville Shale of Arkansas, United States. The genus contains a single species, C. mehlingi, which is known from a partial specimen that includes the cranium, jaws, gill arches, pectoral fins, and teeth.[1]
- ^ Bronson, Allison W.; Pradel, Alan; Denton, John S. S.; Maisey, John G. (2024-03-07). "A new operculate symmoriiform chondrichthyan from the Late Mississippian Fayetteville Shale (Arkansas, United States)". Geodiversitas. 46 (4): 101–117. doi:10.5252/geodiversitas2024v46a4. eISSN 1638-9395. ISSN 1280-9659.