Irvine microvertebrate site (Cretaceous of Canada)

Where: Alberta, Canada (50.0° N, 110.3° W: paleocoordinates 57.0° N, 75.2° W)

• coordinate stated in text

• small collection-level geographic resolution

When: Dinosaur Park Formation (Belly River Group), Judithian (83.5 - 70.6 Ma)

• originally upper Oldman Fm., now upper part of Dinosaur Park Fm.

• bed-level stratigraphic resolution

Environment/lithology: terrestrial; lithology not reported

Size class: mesofossils

Collection methods: bulk, sieve,

Primary reference: R. C. Fox. 1979. Mammals from the Upper Cretaceous Oldman Formation, Alberta. I. Alphadon Simpson (Marsupialia). Canadian Journal of Earth Sciences 16:91-102 [J. Alroy/J. Alroy/M. Carrano]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 14463: authorized by John Alroy, entered by John Alroy on 30.04.1994, edited by Matthew Carrano, Philip Mannion and Patricia Holroyd

Creative Commons license: CC BY (attribution)

Taxonomic list

unclassified
  -
Osteichthyes
 Salientia -
Hensonbatrachus kermiti n. gen. n. sp.6
Hensonbatrachus kermiti n. gen. n. sp.6 Gardner and Brinkman 2015 frog
UALVP 40167 - holotype (right maxilla missing posterior and anterior ends of bone); referred material: UALVP 40202–40207, UALVP 40037, 40038, 40052, and 40152 (maxillae); UALVP 40217 (premaxilla); UALVP 40171, 40172, 40211, and 40212 (squamosals); UALVP 40170 (nasal); UALVP 40173 and 40174 (frontoparietals); UALVP 40175, 40213 and 40214 (ilia)
 Proteida - Batrachosauroididae
Opisthotriton kayi7 Auffenberg 1961 salamander
 Caudata - Urodela
Habrosaurus prodilatus n. sp.5 Gardner 2003 siren
UALVP 43906 - type (incomplete premaxilla); referred specimens: UALVP 43902-43905 (premaxillae), 43907-43909 (dentaries) and 40051 (atlantal centrum)
Scapherpetontidae "gen. et sp. nov. 1"7 Auffenberg and Goin 1959 salamander
Scapherpetontidae indet.7 Auffenberg and Goin 1959 salamander
Scapherpeton tectum7 Cope 1876 salamander
Lisserpeton bairdi7 Estes 1965 salamander
Reptilia
 Avetheropoda - Dromaeosauridae
Richardoestesia gilmorei9 Currie et al. 1990 coelurosaur
TMP 1982.024.0078
Hesperonychus elizabethae11 Longrich and Currie 2009 coelurosaur
UALVP 50048, 50049
Aves
 Ornithurae -
Ornithurae "indet. B"10 bird
UALVP 47944
Ornithurae "indet. C"10 bird
UALVP 47942
Reptilia
 Squamata - Teiidae
Glyptogenys ornata n. gen. n. sp.4, Sphenosiagon simplex n. gen. n. sp.4, Gerontoseps irvinensis n. gen. n. sp.4
Glyptogenys ornata n. gen. n. sp.4 Gao and Fox 1991 squamates
UALVP 29735 (holotype); UALVP 2036, 29756, 29759, 29913, 29767, 29769 (dentaries reported by Gao & Fox 1996)
Sphenosiagon simplex n. gen. n. sp.4 Gao and Fox 1991 squamates
UALVP 29742 (holotype)
Gerontoseps irvinensis n. gen. n. sp.4 Gao and Fox 1991 squamates
UALVP 29754 (holotype), plus UALVP 29757, 29760-29762, 29765-29766, 29768 (partial dentaries reported by Gao & Fox 1996)
 Squamata -
Parasaniwa "n. sp. cf. wyomingensis"4 Gilmore 1928 squamates
UALVP 33346, 33366-33369 (maxilla), 33370-33373 (dentaries), 33375-33377 (parietals), 33374 (frontal)
 Squamata - Anguidae
Odaxosaurus priscus n. sp.4 Gao and Fox 1996 squamates
UALVP 29896 (holotype dentary), 29892-5 (maxillae), 29897-29902, 33380 (dentaries)
 Squamata - Chamopsiidae
Socognathus unicuspis4 Gao and Fox 1991 lizard
UALVP 29736, 29740, 29743-45 (dentaries)
Leptochamops cf. denticulatus4 Gilmore 1928 lizard
UALVP 29741, 29772 (right dentaries)
Leptochamops thrinax n. gen. n. sp.4 Gao and Fox 1991 lizard
UALVP 29749 (holotype dentary), 29748, 29750, 29753 (dentaries)
 Squamata - Scincidae
Orthrioscincus mixtus n. gen. n. sp.4
Orthrioscincus mixtus n. gen. n. sp.4 Gao and Fox 1996 skink
UALVP 29747 (holotype left dentary), 29904 (right dentary)
 Squamata - Cordylidae
? Cordylidae "gen. et sp. indet. A"4 Gray 1837 spinytail lizard
UALVP 29810, 29907 (partial dentaries)
 Choristodera -
Cteniogenys cf. antiquus4 Gilmore 1928 choristodere
UALVP 29808, 29809 (maxillary fragments), 29791, 29793-29795, 29800 (partial dentaries)
Mammalia
 Leptictida - Gypsonictopidae
Gypsonictops lewisi3 Sahni 1972 eutherian
 Tribosphenida -
Paranyctoides sternbergi n. sp.3 Fox 1979 eutherian
 Theriiformes - Peradectidae
Pediomyidae indet.1, Pediomys cf. elegans2, "Pediomys cf. hatcheri" = Aletridelphys hatcheri2, "Pediomys clemensi" = Aletridelphys clemensi2, "Pediomys prokrejcii n. sp." = Leptalestes prokrejcii2
Pediomyidae indet.1 metatherian
form "A"
Pediomys cf. elegans2 Marsh 1889 metatherian
"Pediomys cf. hatcheri" = Aletridelphys hatcheri2 Osborn 1898 metatherian
"Pediomys clemensi" = Aletridelphys clemensi2 Sahni 1972 metatherian
"Pediomys prokrejcii n. sp." = Leptalestes prokrejcii2 Fox 1979 metatherian
 Didelphimorphia - Alphadontidae
"Alphadon russelli n. sp." = Turgidodon russelli
"Alphadon russelli n. sp." = Turgidodon russelli Fox 1979 marsupial