Terlingua: Judithian, Texas

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
unclassified
"wood, coal, amber"
Chondrichthyes
Chondrichthyes - Hybodontiformes - Hybodontidae
Chondrichthyes - Hybodontiformes - Lonchidiidae
Chondrichthyes - Lamniformes - Mitsukurinidae
Chondrichthyes - Orectolobiformes - Orectolobidae
Chondrichthyes
Chondrichthyes - Myliobatiformes - Dasyatidae
Dasyatidae indet. Jordan 1888
Chondrichthyes - Rajiformes - Sclerorhynchidae
Onchopristis dunklei McNulty and Slaughter 1962
Chondrichthyes - Rajiformes - Ptychotrygonidae
Ptychotrygon sp. Jaekel 1894
Actinopteri - Lepisosteiformes - Lepisosteidae
Actinopteri - Amiiformes - Amiidae
Actinopteri
Teleostei indet. Müller 1846
Actinopteri - Elopiformes - Phyllodontidae
Amphibia - Temnospondyli - Albanerpetontidae
8 specimens
TMM 43057-257, 249-251, 253-255, 258
Gardner 2000
Gardner 2000 3 specimens
OMNH 60242, 25349, 60325
Gardner 2000 9 specimens
OMNH 25345, 60238-60241, 25235, 25238, 60243-60244
Gardner and DeMar 2013
Amphibia - Temnospondyli
Gardner et al. 2016 2 specimens
OMNH 25243*, TMM 43057-256*, maxillae
Amphibia - Temnospondyli - Urodela
Reptilia
Reptilia - Goniopholididae
Reptilia - Ankylosauridae
Sankey 2001
Reptilia - Hadrosauridae
Reptilia - Ceratopsidae
Reptilia - Pachycephalosauridae
Sankey 2001
Reptilia - Theropoda
Sankey 2001
Reptilia - Dromaeosauridae
Sankey 2001
misspelt "Ricardoestesia"
Sankey 2001
Reptilia - Caenagnathidae
Longrich et al. 2013 3 specimens
TMM 43057-36, 354, 357
Reptilia - Ornithomimidae
Longrich et al. 2013 1 specimen
TMM 43057-165
Longrich et al. 2013 1 specimen
TMM 43057-424
Reptilia - Tyrannosauridae
2 specimens
TMM 43057-505, caudal vertebra; 43057-142, digit III pedal phalanx
Lehman and Wick 2013
Reptilia - Squamata
"sp. nov. X" and "sp. nov. Y"
Reptilia - Serpentes
Serpentes indet. Linnaeus 1758
Reptilia - Scincidae
    = Scincidae sp. Gray 1825
Nydam et al. 2013
OMNH 30872, partial left dentary; OMNH 30885, partial left dentary; OMNH 25347, partial left maxilla (specimen missing)
"sp. nov. A"
Reptilia - Xantusiidae
Nydam et al. 2013
Holotype: TMM 43057-286, partial right spleniodentary; paratypes: TMM 43057-287, partial right maxilla; TMM 43057-288, partial left spleniodentary; TMM 43057-393, partial left spleniodentary; referred specimens: OMNH 30874, partial left spleniodentary; OMNH 30884, partial spleniodentary; TMM 43057-404, two isolated, unassociated teeth.
Reptilia
Nydam et al. 2013
TMM 43057-267, fragment of a right maxilla
Teiidae indet. Gray 1827
"sp. nov. B"
    = Apsgnathus triptodon n. gen., n. sp. Nydam et al. 2013
Nydam et al. 2013
Holotype: TMM 43057-264, partial left dentary. Paratypes - TMM 43057-275, fragment of left dentary; TMM 43057-270, jaw fragment; TMM 43057-402, jaw fragment. Referred Specimen - OMNH 25347, partial left maxilla
Reptilia - Xenosauridae
Nydam et al. 2013
TMM 43057-614, osteoderm; TMM 43057-615; TMM 43057-616; OMNH 23035, left maxilla (missing); OMNH 25337, left maxilla (missing)
Reptilia - Necrosauridae
Necrosauridae indet. Hoffstetter 1943
Reptilia
Restes sp. Gauthier 1982
Reptilia - Anguidae
Anguidae indet. Gray 1825
OMNH 30888, isolated osteoderm; TMM 43057-607, partial right frontal; TMM 43057-282, isolated osteoderm; TMM 43057-608613, isolated osteoderms
Proxestops sp. Gauthier 1982
Nydam et al. 2013
OMNH 30877, partial left dentary; TMM43057-61, partial leftmaxilla;TMM43057-278, partial right maxilla; TMM 43057-279, partial right maxilla; TMM 43057-281, partial left dentary.
Reptilia
Nydam et al. 2013
TMM 43057-332, dorsal vertebra
Nydam et al. 2013
OMNH 30882, right dentary fragment; OMNH 30883, dentary fragment; TMM 43057-403, dentary fragment; TMM 43057-266 jaw fragment; TMM 43057-399, jaw fragment
Reptilia - Testudines
Chelonia indet. (Latreille 1800)
Reptilia - Testudines - Trionychidae
    = Trionychinae indet. Gray 1825
Alroy 2007
Reptilia - Baenidae
Mammalia - Multituberculata
said to be a new genus
Mammalia - Multituberculata - Neoplagiaulacidae
Mammalia - Multituberculata - Cimolodontidae
Cimolodon sp. Marsh 1889
Mammalia - Multituberculata - Cimolomyidae
two forms, one probably new
Mammalia
Cifelli 1994
Mammalia - Alphadontidae
Cifelli 1994
Cifelli 1994
(1 measurement)
Cifelli 1994
includes "A. cf. sahnii" Cifelli 1994, which replaced "A. cf. wilsoni" (1 measurement)
Mammalia - Zhelestidae
Cifelli 1994
Mammalia
Tribotheria indet. Butler 1978
see also Cifelli 1994
unclassified
Teredolites sp. Leymerie 1842
shipworm borings
see common names

Geography
Country:United States State/province:Texas County:Brewster
Coordinates: 29.3° North, 103.5° West (view map)
Paleocoordinates:38.8° North, 69.0° West (Wright 2013)
Basis of coordinate:based on nearby landmark
Geographic resolution:small collection
Time
Period: Cretaceous Epoch: Late Cretaceous
Stage: Campanian 10 m.y. bin: Cretaceous 7
*Epoch:Senonian
*International age/stage:Late/Upper Campanian *Local age/stage:Judithian
Key time interval: Judithian
Age range of interval: 83.6 - 72.2 m.y. ago
* legacy (obsolete) database fields
Stratigraphy
Formation:Aguja Member:Alto Shale
Stratigraphic resolution:bed
Stratigraphy comments: "microvertebrate-bearing bed is 13 to 18 cm thick" and "within several meters of the top of the underlying Terlingua Creek sandstone member"
ammonites and bivalves support a late Campanian age
Lithology and environment
Primary lithology: conglomerate
Secondary lithology: sandstone
Includes fossils?Y
Lithology description: "discontinuous stringers of fine (granule to small pebble) conglomerate separated by thin lenses of fine sandstones and clayey siltstone"
Environment:estuary/bay
Geology comments: "shallow channel with sluggish current... estuarine environment"
Taphonomy
Modes of preservation:body
Size of fossils:macrofossils,mesofossils
Disassociated minor elements:many
Collection methods and comments
Collection methods:bulk,chemical,sieve
Minimum sieve size:0.300
Reason for describing collection:taxonomic analysis
Museum repositories:TMM
Taxonomic list comments:"Pediomys cf. krejcii" is indeterminate at the ordinal level: Cifelli 1994
Metadata
Also known as:OMNH V58; TMM 43057
Database number:14489
Authorizer:J. Alroy, P. Holroyd, M. Carrano, P. Mannion Enterer:J. Alroy, J. Tennant, M. Carrano, P. Holroyd
Modifier:M. Carrano Research group:vertebrate
Created:1994-04-30 00:00:00 Last modified:2025-02-22 15:12:02
Access level:the public Released:1994-04-30 00:00:00
Creative Commons license:CC0
Reference information

Primary reference:
2988. T. Rowe, R. L. Cifelli, T. M. Lehman and A. Weil. 1992. The Campanian Terlingua local fauna, with a summary of other vertebrates from the Aguja Formation, Trans-Pecos Texas. Journal of Vertebrate Paleontology 12(4):472-493 [J. Alroy/J. Alroy/J. Alroy]

Secondary references:

19636 J. Alroy. 2007. Synonymies and reidentifications of North American fossil vertebrates and so forth. [J. Alroy/J. Alroy]
1211 R. L. Cifelli. 1994. Therian mammals of the Terlingua local fauna (Judithian), Aguja Formation, Big Bend of the Rio Grande, Texas. Contributions to Geology, University of Wyoming 30(2):117-136 [J. Alroy/J. Alroy/M. Carrano]
42675 J. D. Gardner. 2000. Albanerpetontid amphibians from the Upper Cretaceous (Campanian and Maastrichtian) of North America. Geodiversitas 22(3):349-388 [M. Carrano/M. Carrano/M. Carrano]
65027 J. D. Gardner and D. G. DeMar. 2013. Mesozoic and Palaeocene lissamphibian assemblages of North America: a comprehensive review. Palaeobiodiversity and Palaeoenvironments 93:459-515 [P. Holroyd/P. Holroyd/M. Carrano]
64015 J. D. Gardner, C. M. Redman, and R. L. Cifelli. 2016. The hopping dead: Late Cretaceous frogs from the middle-late Campanian (Judithian) of western North America. Fossil Imprint 72(1-2):78-107 [P. Holroyd/P. Holroyd/M. Carrano]
48379 T. M. Lehman and S. L. Wick. 2013. Tyrannosauroid dinosaurs from the Aguja Formation (Upper Cretaceous) of Big Bend National Park, Texas. Earth and Environmental Science Transactions of the Royal Society of Edinburgh 103(3-4):1-15 [P. Mannion/J. Tennant/M. Carrano]
46506 N. R. Longrich, K. Barnes, S. Clark and L. Millar. 2013. Caenagnathidae from the upper Campanian Aguja Formation of west Texas, and a revision of the Caenagnathinae. Bulletin of the Peabody Museum of Natural History 54(1):23-49 [P. Mannion/J. Tennant/M. Carrano]
48070 R. L. Nydam, T. B. Rowe, and R. L. Cifelli. 2013. Lizards and snakes of the Terlingua local fauna (Late Campanian), Aguja Formation, Texas, with comments on the distribution of paracontemporaneous squamates throughout the Western Interior of North America. Journal of Vertebrate Paleontology 33(5):1081-1099 [P. Mannion/J. Tennant]
11752ETE J. T. Sankey. 2001. Late Campanian southern dinosaurs, Aguja Formation, Big Bend, Texas. Journal of Paleontology 75(1):208-215 [M. Carrano/M. Carrano/M. Carrano]