The Parachucla Formation is a geologic formation in Florida. It preserves fossils dating back to the Paleogene period.
| Parachucla Formation | |
|---|---|
| Stratigraphic range: Latest Oligocene to Early Miocene[1] | |
| Type | Geological formation |
| Unit of | Hawthorn Group |
| Location | |
| Region |  Florida |
| Country |  United States |
Fossil content edit
Mammals edit
Color key
|
Notes Uncertain or tentative taxa are in small text; |
| Sirenians | |||||
|---|---|---|---|---|---|
| Genus | Species | Presence | Material | Notes | Images |
| Crenatosiren | C. olseni | A skull and skeleton.[2] | A dugongid originally placed in the genus Halitherium. Also found in the Ashley and Chandler Bridge formations. | ||
| Halitherium | H. olseni | A skull and skeleton.[2] | Reassigned to the genus Crenatosiren.[2] | ||
| Metaxytherium | M. albifontanum | Porters Landing Member.[3] | Remains of a subadult (UF 49051).[3] | A dugongid also found in the Chandler Bridge Formation. | |
Fish edit
| Sharks | |||||
|---|---|---|---|---|---|
| Genus | Species | Presence | Material | Notes | Images |
| Otodus | O. angustidens | A tooth (UF 17994).[4] | A megatoothed shark. |  | |
Invertebrates edit
| Crustaceans | |||||
|---|---|---|---|---|---|
| Genus | Species | Presence | Material | Notes | Images |
| Balanus | B. reflexus | Porters Landing Member.[5] | Scutum (UF 25603a).[5] | A balanid barnacle. | |
| Concavus | C. crassostricola | Porters Landing Member.[5] | 13 scuta, 1 tergum, 3 shells.[5] | A balanid barnacle. | |
| Solidobalanus | S. sp. indet. | Porters Landing Member.[5] | 2 scuta, disarticulated compartmental plates.[5] | An archaeobalanid barnacle. | |
See also edit
References edit
- ^ Perez, Victor J. (n.d.). "The chondrichthyan fossil record of the Florida Platform (Eocene–Pleistocene)". Paleobiology. 48 (4): 622–654. Bibcode:2022Pbio...48..622P. doi:10.1017/pab.2021.47. ISSN 0094-8373. S2CID 248255092.
- ^ a b c Domning, Daryl P. (1997-06-19). "Fossil Sirenia of the west Atlantic and Caribbean region. VI. Crenatosiren olseni (Reinhart, 1976)". Journal of Vertebrate Paleontology. 17 (2): 397–412. Bibcode:1997JVPal..17..397D. doi:10.1080/02724634.1997.10010984. ISSN 0272-4634.
- ^ a b VÉLEZ-JUARBE, JORGE; DOMNING, DARYL P. (2014). "Fossil Sirenia of the West Atlantic and Caribbean Region. Ix. Metaxytherium Albifontanum, Sp. Nov". Journal of Vertebrate Paleontology. 34 (2): 444–464. Bibcode:2014JVPal..34..444V. doi:10.1080/02724634.2013.799072. ISSN 0272-4634. JSTOR 24523238. S2CID 86498351.
- ^ Perez, Victor J. (n.d.). "The chondrichthyan fossil record of the Florida Platform (Eocene–Pleistocene)". Paleobiology. 48 (4): 622–654. Bibcode:2022Pbio...48..622P. doi:10.1017/pab.2021.47. ISSN 0094-8373. S2CID 248255092.
- ^ a b c d e f Zullo, Victor A.; Portell, Roger W. (1991). "Balanoid Barnacles from the Early Miocene Parachucla and Penney Farms Formations, Northern Florida". Tulane Studies in Geology and Paleontology. 24 (4).
- Various Contributors to the Paleobiology Database. "Fossilworks: Gateway to the Paleobiology Database". Retrieved 17 December 2021.
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