Makela's French I (Mammal 1) (Cretaceous to of the United States)

Also known as UCMP V-77083

Where: Hill County, Montana (48.9° N, 110.6° W: paleocoordinates 56.2° N, 76.2° W)

• coordinate based on unpublished field data

• small collection-level geographic resolution

When: Judith River Formation (Montana Group), Middle Campanian to Middle Campanian (83.5 - 70.6 Ma)

• Judithian based on fauna

• bed-level stratigraphic resolution

Environment/lithology: terrestrial; lithology not reported

Size class: mesofossils

Reposited in the UCMP

Primary reference: M. Montellano. 1992. Mammalian fauna of the Judith River Formation (Late Cretaceous, Judithian), northcentral Montana. University of California Publications in Geological Sciences 136:1-115 [J. Alroy/J. Alroy/M. Carrano]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 14470: authorized by John Alroy, entered by John Alroy on 15.05.2002, edited by Matthew Carrano

Creative Commons license: CC BY (attribution)

Taxonomic list

• immediately overlies "Marker A Coal"identical SCLF AA dates of 78.2 +/- 0.2 Ma (biotite and sanidine) for ash 27 m above coal: Goodwin and Deino 1989; this is redundant with date for lower ash that calibrates Put's Plunder because Makela's French is closer to the lower ashNISP 109
Mammalia
 Allotheria -
Multituberculata indet. Cope 1884 multituberculate
"Cimexomys or Mesodma"
 Multituberculata - Cimolomyidae
Cimolomys cf. clarki Sahni 1972 multituberculate
Meniscoessus major Russell 1936 multituberculate
 Multituberculata - Neoplagiaulacidae
Mesodma "small sp." Jepsen 1940 multituberculate
large
Mesodma "large sp." Jepsen 1940 multituberculate
small
"Mesodma primaeva" = Filikomys primaevus Lambe 1902 multituberculate
 Multituberculata -
Cimexomys judithae Sahni 1972 multituberculate
Paracimexomys priscus Lillegraven 1969 multituberculate
 Theriamorpha - Gypsonictopidae
Gypsonictops lewisi Sahni 1972 eutherian
 Theriamorpha -
Paranyctoides maleficus Fox 1984 eutherian
 Theriamorpha - Pediomyidae
"Pediomys prokrejcii" = Leptalestes prokrejcii
"Pediomys prokrejcii" = Leptalestes prokrejcii Fox 1979 metatherian
 Theriamorpha - Alphadontidae
"Alphadontinae indet." = Alphadontidae3, Alphadon halleyi, "Alphadon russelli" = Turgidodon russelli, "Alphadon praesagus" = Turgidodon praesagus
"Alphadontinae indet." = Alphadontidae3 Marshall et al. 1990 metatherian
Alphadon halleyi Sahni 1972 metatherian
"Alphadon russelli" = Turgidodon russelli Fox 1979 metatherian
"Alphadon praesagus" = Turgidodon praesagus Russell 1952 metatherian
 Theriamorpha - Stagodontidae
Eodelphis sp. Matthew 1916 metatherian
 Theriamorpha - Picopsidae
Falepetrus barwini Clemens and Lillegraven 1986 mammal
Reptilia
  -
Reptilia indet.1 Laurenti 1768 reptile
Aves
  -
Aves indet.1 Linnaeus 1758 bird
Reptilia
 Ornithischia -
Stegoceras validum2 Lambe 1902 ornithischian
 Ornithischia - Nodosauridae
Edmontonia sp.1 Sternberg 1928 ankylosaur
 Ornithischia - Ankylosauridae
Euoplocephalus sp.1 Lambe 1910 ankylosaurid
Actinopteri
 Lepisosteiformes - Lepisosteidae
Lepisosteus occidentalis1 Leidy 1856 gar