Dorchester Creek (Ashley Formation) (Oligocene of the United States)

Where: Dorchester County, South Carolina (33.0° N, 80.2° W: paleocoordinates 32.9° N, 73.6° W)

• coordinate estimated from map

When: Givhans Ferry Member (Ashley Formation), Rupelian (33.9 - 28.1 Ma)

• about 2 feet below the contact with the Chandler Bridge Formation; Ashley Formation is identified as Rupelian rather than its conventional assignment as Chattian by Weems et al. 2004

Environment/lithology: marine; lithology not reported

Size class: macrofossils

Preservation: original phosphate

Collection methods: quarrying, surface (in situ)

Primary reference: D. P. Domning. 1997. Fossil Sirenia of the West Atlantic and Caribbean Region. VI. Crenatosiren olseni (Reinhart, 1976). Journal of Vertebrate Paleontology 17(2):397-412 [M. Uhen/M. Uhen]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 60444: authorized by Mark Uhen, entered by Mark Uhen on 15.05.2006

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names
Chondrichthyes
 Myliobatiformes - Dasyatidae
"Taeniurops" cavernosus, "Dasyatis" sp.
"Taeniurops" cavernosus Probst 1877 whiptail stingray
"Dasyatis" sp. Rafinesque 1810 whiptail stingray
 Myliobatiformes - Myliobatidae
"Mobula" sp., Plinthicus sp.
"Mobula" sp. Rafinesque 1810 devil ray
Plinthicus sp. Cope 1869 eagle ray
 Rajiformes - Rajidae
"Raja" sp., Raja mccollumi
"Raja" sp. Linnaeus 1758 skate
Raja mccollumi Cicimurri and Knight 2009 skate
 Rhinopristiformes - Rhynchobatidae
Rhynchobatus sp.
Rhynchobatus sp. Müller and Henle 1837 wedgefish
 Carcharhiniformes - Galeocerdidae
Galeocerdo aduncus
Galeocerdo aduncus Agassiz 1835 tiger shark
 Carcharhiniformes - Hemigaleidae
Hemipristis cf. serra
Hemipristis cf. serra Agassiz 1835 ground shark
 Carcharhiniformes - Sphyrnidae
Sphyrnidae indet.
Sphyrnidae indet. Gill 1872 hammerhead shark
 Carcharhiniformes - Carcharhinidae
"Carcharhinus gibbesi" = Carcharhinus gibbesii, Physogaleus sp., Physogaleus cf. contortus
"Carcharhinus gibbesi" = Carcharhinus gibbesii Woodward 1889 requiem shark
Physogaleus sp. Cappetta 1980 requiem shark
Physogaleus cf. contortus Gibbes 1847 requiem shark
 Carcharhiniformes - Scyliorhinidae
Scyliorhinus weemsi n. sp., Pachyscyllium sp.
Scyliorhinus weemsi n. sp. Cicimurri et al. 2022 cat shark
Pachyscyllium sp. Reinecke et al. 2005 cat shark
 Squaliformes - Squalidae
Squalus sp.
Squalus sp. Linnaeus 1758 dogfish shark
 Squatiniformes - Squatinidae
Squatina sp.
Squatina sp. Dumeril 1806 angel shark
Actinopteri
 Osteoglossiformes - Osteoglossidae
Osteoglossidae indet.
Osteoglossidae indet. Bonaparte 1832 arowana
 Perciformes - Sparidae
? Calamus sp., Archosargus sp.
? Calamus sp. Swainson 1839 perch-like fish
Archosargus sp. Gill 1865 perch-like fish
 Labriformes - Labridae
? Labridae indet.
? Labridae indet. Cuvier 1816
 Acanthuriformes - Sciaenidae
? Pogonias sp., ? Sciaenops sp.
? Pogonias sp. Lacépède 1802
? Sciaenops sp. Gill 1863
 Pleuronectiformes - Paralichthyidae
Paralichthyidae indet.
 Scombriformes - Scombridae
Palaeocybium sp., Scomberomorus sp.
Palaeocybium sp. Monsch 2004
Scomberomorus sp. Lacépède 1802
 Scombriformes - Trichiuridae
Trichiurides cf. sagittidens
 Istiophoriformes - Sphyraenidae
Sphyraena sp.
Sphyraena sp. Artedi 1793 barracuda
 Albuliformes - Albulidae
Albula sp.
Albula sp. Gronow 1763 bonefish
Mammalia
 Sirenia - Dugongidae
Crenatosiren olseni
Crenatosiren olseni Reinhart 1976 dugong
Reptilia
 Testudines - Dermochelyidae
Dermochelyidae indet.
Dermochelyidae indet. Lydekker 1889 leatherback