Trinity River Pit 1 (Miocene of the United States)

Also known as TMM 40196

Where: San Jacinto County, Texas (30.5° N, 95.0° W: paleocoordinates 31.0° N, 92.0° W)

• coordinate based on political unit

• small collection-level geographic resolution

When: Fleming Formation, Early/Lower Barstovian (16.0 - 13.6 Ma)

Environment/lithology: terrestrial; lithology not reported

Size class: macrofossils

Reposited in the AMNH, TMM

Primary reference: R. H. Tedford, T. Galusha, M. F. Skinner, B. E. Taylor, R. W. Fields, J. R. Macdonald, J. M. Rensberger, S. D. Webb, and D. P. Whistler. 1987. Faunal succession and biochronology of the Arikareean through Hemphillian interval (late Oligocene through earliest Pliocene epochs) in North America. In M. O. Woodburne (ed.), Cenozoic Mammals of North America: Geochronology and Biostratigraphy 153-210 [J. Alroy/J. Alroy/J. Alroy]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 18665: authorized by John Alroy, entered by John Alroy on 27.09.1993, edited by Jason Head and Jonathan Marcot

Creative Commons license: CC BY (attribution)

Taxonomic list

• may be the "Red Bluff" locality of Hesse 1943

•"225 to 300 feet below... the Cold Spring fauna": Patton and Taylor 1971

 Salientia - Ranidae
Rana pipiens8 Schreber 1782 Northern leopard frog
"One left and one right ilia, and sacral vertebra SMPSMU 61872" (Holman, 1996:6). Definitive species assignment from Holman (1996)
 Salientia - Hylidae
Hyla miocenica n. sp.8 Holman 1966 tree frog
"Left ilium SMPSMU 6187" (Holman, 1996:6)
 Caudata - Urodela
Notophthalmus slaughteri8 Holman 1966 newt
"A dorsal vertebra SMPSMU 61870" (Holman, 1996:6)
Siren miotexana8 Holman 1977 siren
"One fragmentary trunk vertebra SMPSMU 61869 and four fragmentary trunk vertebrae SMPSMU 67374" (Holman, 1996:6)
 Testudines - Pantestudinidae
Geochelone sp.9 Fitzinger 1835 turtle
"Fifth right peripheral MSUVP 1419" (Holman, 1996:6)
 Crocodylia - Alligatoridae
Alligator sp.9 Daudin 1809 alligator
"Two small teeth SMPSMU 61875 and two small teeth MSUVP 1426" (Holman, 1996:9)
 Squamata - Viperidae
Viperidae indet.8 Oppel 1811 viper
"A single trunk vertebra SMPSMU 61876" (Holman, 1996:9)
 Squamata - Loxocemidae
Ogmophis miocompactus8 Holman 1976 Mexican burrowing snake
A trunk vertebra SMPSMU 63685" (Holman, 1996:7)
 Squamata - Boidae
? Boavus affinis9 Brattstrom 1955 boa
"A trunk vertebra MSUVP 1421" (Holman, 1996:7)
 Squamata - Colubridae
Texasophis fossilis9 Holman 1977 colubrid snake
"One trunk vertebra MSUVP 1425" (Holman, 1996:9)
Dakotaophis greeni8 colubrid snake
"Two trunk vertebrae SMPSMU 63686" (Holman, 1996:8)
Salvadora paleolineata8 Holman 1973 colubrid snake
"Four trunk vertebrae SMPSMU 63687 and one trunk vertebra MSUVP 1424" (Holman, 1996:7)
Neonatrix infera n. sp.9 Holman 1996 colubrid snake
"A single trunk vertebra: Michigan State University Museum Vertebrate Paleontology No. 1423" (Holman, 1996:7)
Neonatrix elongata9 Holman 1973 colubrid snake
"One trunk vertebra MSUVP 1422" (Holman, 1996:8)
 Squamata - Scincidae
Eumeces miobsoletus n. sp.8 skink
"An anterior portion of a left maxilla SMPSMU 63681 (holotype), and almost complete pre maxilla SMUMP 63682 (paraptype), and a left dentary previously referred to as Eumeces sp. indet. (Holman, 1966, SMPSMU 61874). An additional left dentary MSUVP 1420 from the 1967 material is also assigned to this species" (Holman, 1996:7)
 Rodentia -
Jimomys labaughi16 Wahlert 1976 rodent
 Rodentia - Cricetidae
Copemys sp.5 Wood 1936 mouse
from "Barstovian... Trinity River" DUPLICATE REF 1139 or 1140 or 1145
 Rodentia - Sciuridae
"Tamiini indet." = Marmotini2 squirrel
Protospermophilus quatalensis1 Gazin 1930 squirrel
"Trinity River"
Protosciurus sp.1 Black 1963 squirrel
"Trinity River"
 Rodentia - Castoridae
Anchitheriomys sp. Roger 1885 beaver
surely sensu A. fluminis
 Perissodactyla - Rhinocerotidae
Teleoceras meridianum13 Leidy 1865 rhinoceros
Teleoceras medicornutum13 Osborn 1904 rhinoceros
Peraceras hessei13 Prothero and Manning 1987 rhinoceros
Aphelops megalodus13 Cope 1873 rhinoceros
 Perissodactyla - Equidae
Equidae indet.2 Gray 1821 horse
"Protohippus sejunctus" = Merychippus sejunctus2 Cope 1874 horse
Merychippus cf. insignis14 Leidy 1856 horse
"Merychippus goorisi" = Cormohipparion goorisi2 MacFadden and Skinner 1981 hipparionine horse
Hipparion brevidontus6 hipparionine horse
F:AM 109909
Protohippus perditus2 Leidy 1858 horse
Hypohippus sp.13 Leidy 1858 anchitheriine horse
 Carnivora - Procyonidae
Probassariscus sp.4 Merriam 1911 procyonid carnivore
"Left ilium MSUVP 1418" (Holman, 1996:6)
Arctonasua cf. gracilis3 Baskin 1982 procyonid carnivore
 Carnivora - Amphicyonidae
Amphicyon sp.10 Lartet 1836 bear-dog
 Carnivora - Canidae
Paratomarctus temerarius17 Leidy 1858 bone-crushing dog
 Ungulata - Tayassuidae
Prosthennops xiphodonticus2 Barbour 1925 peccary
 Ungulata - Camelidae
Miolabis sp.7 Hay 1899 camel
"Trinity River"; presumably "miolabine" of Tedford et al. 1987
Aepycamelus sp. Macdonald 1956 camel
protolabine also present
 Ungulata - Protoceratidae
Paratoceras wardi n. sp.11 Patton and Taylor 1973 protoceratid
Lambdoceras trinitiensis2 Patton and Taylor 1971 protoceratid
 Ungulata - Leptomerycidae
Pseudoparablastomeryx scotti15 Frick 1937 ruminant
 Ungulata - Palaeomerycidae
Drepanomeryx falciformis12 Sinclair 1915 ruminant
? Bouromeryx sp.5 Skinner et al. 1977 ruminant
from "Trinity River LF" DUPLICATE REF 1139 or 1140 or 1145