Also known as Lull's Locality 2
Where: Niobrara County, Wyoming (43.1° N, 104.6° W: paleocoordinates 49.6° N, 79.5° W)
• coordinate estimated from map
• small collection-level geographic resolution
When: Lance Formation, Late/Upper Maastrichtian (70.6 - 66.0 Ma)
• bed-level stratigraphic resolution
Environment/lithology: terrestrial; carbonaceous sandstone
Size class: mesofossils
Collected by W. A. Clemens; reposited in the UCMP
Collection methods: bulk, surface (float), sieve,
Primary reference: W. A. Clemens. 1964. Fossil mammals of the type Lance Formation, Wyoming. Part I. Introduction and Marsupialia. University of California Publications in Geological Sciences 48:1-105 [J. Alroy/J. Alroy/J. Alroy]more details
Purpose of describing collection: general faunal/floral analysis
PaleoDB collection 14585: authorized by John Alroy, entered by John Alroy on 26.07.1994, edited by Matthew Carrano, Roger Benson and Philip Mannion
Creative Commons license: CC BY (attribution)
Taxonomic list
Gastropoda | |
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Bivalvia | |
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Mammalia | |
"Pediomys florencae" = Protolambda florencae4, "Pediomys hatcheri" = Protolambda hatcheri4, "Pediomys krejcii" = Leptalestes krejcii4, "Pediomys cooki" = Leptalestes cooki4, Pediomys elegans4
"Pediomys krejcii" = Leptalestes krejcii4 Clemens 1966 metatherian this IS the type locality according to Clemens 1973
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Alphadon marshi4 Simpson 1927 metatherian includes A. marshi sensu stricto according to Clemens 1973; A. "wilsoni" present according to Lillegraven 1969
"Alphadon rhaister" = Turgidodon rhaister Clemens 1966 metatherian | |
"Alphadon lulli n. sp." = Protalphadon lulli
"Alphadon lulli n. sp." = Protalphadon lulli Clemens 1966 metatherian | |
cf. Deltatheroides sp.14 Gregory and Simpson 1926 metatherian two unidentified therian teeth figured by Clemens 1973
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Clemensodon megaloba n. gen. n. sp.21
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Cimexomys minor5 Sloan and Van Valen 1965 multituberculate six M1 specimens of "Mesodma sp." of Clemens 1964a
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Mesodma thompsoni n. sp. Clemens 1964 multituberculate | |
Cimolodon nitidus Marsh 1889 multituberculate | |
Meniscoessus robustus Marsh 1889 multituberculate
Cimolomys gracilis Marsh 1889 multituberculate | |
Reptilia | |
"Sauriscus cooki n. gen. n. sp." = Estescincosaurus cooki9
"Sauriscus cooki n. gen. n. sp." = Estescincosaurus cooki9 Estes 1964 squamates UCMP 46088, 47811-47813, 47827-47828, 47831, 49994-49995, 50017-50019
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Leptochamops denticulatus9, Chamops segnis9, Meniscognathus altmani n. gen. n. sp.9, Haptosphenus placodon n. gen. n. sp.9
Leptochamops denticulatus9 Gilmore 1928 squamates UCMP 46069, 47784, 47790, 47796-47798, 47800, 47825, 47803, 47806, 49901, 49904, 49906-49907, 49909, 49912, 49914, 49917
Chamops segnis9 Marsh 1892 squamates UCMP 46032-46033, 46094, 46100, 46614, 47782, 49833, 49871-49872, 49874, 49877-49878, 49880-49881, 49888, 50029, 54217
Meniscognathus altmani n. gen. n. sp.9 Estes 1964 squamates UCMP 46064, 46079, 46081, 46085, 46101, 46106, 46609-46610, 47834, 47846, 47848, 47853, 47859, 47865-47866
Haptosphenus placodon n. gen. n. sp.9 Estes 1964 squamates UCMP 46035, 49946-49947, 49949-49950, 50031
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Coniophis precedens23 Marsh 1892 snake UCMP 45940, 46060, 46070, 50001‐50014, 53924‐ 53929, 54219 (vertebrae); UCMP 53935, 49998, 49999 (maxilla) and UCMP 49997, 50000 (dentaries)
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Exostinus lancensis9 Gilmore 1928 squamates UCMP 46053, 46076, 46090, 46606, 47772, 47829, 50015-50016, 50024, 56091-56092
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"Peltosaurus piger" = Odaxosaurus piger9 Gilmore 1928 squamates UCMP 45935, 46017, 46072, 46089, 46096, 46607, 46611, 46624, 47753-47768, 49921-49933, 49959, 59992, 50030, 56056
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Parasaniwa wyomingensis9, Litakis gilmorei n. gen. n. sp.9, Colpodontosaurus cracens n. gen. n. sp.9, Cemeterius monstrosus24, Varanoidea indet.16
Parasaniwa wyomingensis9 Gilmore 1928 squamates UCMP 46041, 46603, 46036, 47742, 47746, 47752, 49891-49892, 49900, 49935
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? Baenidae indet.9, Baenidae sp.19, "Peckemys brinkman" = Cedrobaena brinkman25, Plesiobaena sp.19, Plesiobaena antiqua15
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"Leidyosuchus sternbergi" = Borealosuchus sternbergii12
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"cf. Anatosaurus sp." = Edmontosaurus9
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cf. Paronychodon lacustris27 Cope 1876 maniraptoran UCMP 53283, 124400, 187086-7, 187089, 187091-3, 187096, 187098-100, 187102, 187108, 187112, 187114, 187120-1, 187123, 187126, 187128, 187130, 187133-4, 187156, 187162, 187164
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Pectinodon bakkeri2 Carpenter 1982 maniraptoran UCMP 125240-125247, 187059, 187063, 187065-9, 187073-6
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Aves | |
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Potamornis skutchi n. gen. n. sp.7
Potamornis skutchi n. gen. n. sp.7 Elzanowski et al. 2001 bird ? Hesperornithiformes, family unknown
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Torotix clemensi n. gen. n. sp.1
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Lonchodytes estesi n. gen. n. sp.1, "Galloanseres indet." = Galloanserae8, Lonchodytes pterygius n. sp.1
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Reptilia | |
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Amphibia | |
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cf. Eopelobates sp.18 Parker 1929 spadefoot toad UCMP 55708-55709, 55711-55713 + 21 unnumbered specimens
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Palaeobatrachus occidentalis n. sp.13
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Opisthotriton kayi9, "Prodesmodon copei n. gen. n. sp." = Prodesmodon copei9, "Cuttysarkus mcnallyi n. gen. n. sp." = Prodesmodon copei9
Opisthotriton kayi9 Auffenberg 1961 salamander UCMP 46063, 46078, 47817, 49501-49504, 49512-49514, 49520-49521, 49526, 49528-49532, 50021
"Prodesmodon copei n. gen. n. sp." = Prodesmodon copei9 Estes 1964 salamander UCMP 49509, 49511, 49533-49536, 49538-49540, 55775, 55777-55780, 55782-55783
"Cuttysarkus mcnallyi n. gen. n. sp." = Prodesmodon copei9 Estes 1964 salamander UCMP 46061, 46066, 46095, 49526-49527, 49941-49944, 49995, 54218
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Scapherpeton tectum9 Cope 1876 salamander UCMP 46507-49508, 49516-49517, 49541-49543, 49548, + >500 unnumbered elements
Habrosaurus dilatus9 Gilmore 1928 siren UCMP 46013, 46043, 46046, 46054, 46062, 46065, 46073, 46077, 46083, 46097, 46104, 46107, 46460, 46612, 46613, 46627, 49491-49500, 49505-49506, 49518-49519, 49537, 55714-55717
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Actinopteri | |
"Kindleia fragosa" = Cyclurus fragosus9 Jordan 1927 bowfin UCMP 46084, 47070-47072, 47075-47081, 54013-54014, 54025-54030, 54043-54044, 54047-54051, 54054-54056, 54059-54060, 54063-54068, 54083-54087, 54089-54091, 54095-54103, 54106-54120, 54141, 54144-54157, 54163-54166, 54174-54177, 54189, 54191-54195; + >105 unnumbered specimens
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Platacodon nanus9 Marsh 1889 UCMP 46109, 53689-53709, 53711-53717; dentaries only (UCMPM 53708-53709, 53711-53711, 53717) referred to Estesesox foxi by Wilson et al. 1992
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Osteichthyes | |
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Chondrichthyes | |
Ischyrhiza avonicola n. sp.9
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"Squatirhina americana n. sp." = Restesia americana9
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Lonchidion selachos n. gen. n. sp.9
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