Makela's French I (Mammal 1): Middle Campanian - Late/Upper Campanian, Montana

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Mammalia - Multituberculata
Multituberculata indet. Cope 1884
"Cimexomys or Mesodma"
Cimexomys judithae Sahni 1972
8 specimens
Mammalia - Multituberculata - Cimolomyidae
Meniscoessus major (Russell 1936)
25 specimens
Cimolomys cf. clarki Sahni 1972
2 specimens
Mammalia - Multituberculata - Neoplagiaulacidae
Mesodma primaeva (Lambe 1902)
3 specimens
recombined as Filikomys primaevus
Mesodma informal small sp.
large
Mesodma informal large sp.
small
Mammalia - Multituberculata
Paracimexomys priscus (Lillegraven 1969)
1 specimen
Mammalia - Gypsonictopidae
Gypsonictops lewisi Sahni 1972
1 specimen
Mammalia
Paranyctoides maleficus Fox 1984
2 specimens
Mammalia - Pediomyidae
Pediomys prokrejcii Fox 1979
2 specimens
recombined as Leptalestes prokrejcii
Mammalia - Stagodontidae
Eodelphis sp. Matthew 1916
4 specimens
Mammalia - Alphadontidae
Alphadon cf. attaragos Lillegraven and McKenna 1986
4 specimens
    = Alphadontinae indet. Marshall et al. 1990
Johanson 1996
original and current combination Alphadontidae
Alphadon halleyi Sahni 1972
52 specimens
Alphadon praesagus (Russell 1952)
2 specimens
recombined as Turgidodon praesagus
Alphadon russelli Fox 1979
6 specimens
recombined as Turgidodon russelli
Mammalia - Picopsidae
Falepetrus barwini Clemens and Lillegraven 1986
1 specimen
Reptilia
Reptilia indet. Laurenti 1768
Database 2005 2 specimens
Reptilia - Nodosauridae
Edmontonia sp. Sternberg 1928
Database 2005 1 specimen
Reptilia - Ankylosauridae
Euoplocephalus sp. Lambe 1910
Database 2005 1 specimen
Reptilia
Stegoceras validum (Lambe 1902)
Goodwin 1990 1 specimen
Aves indet. Linnaeus 1758
Database 2005 1 specimen
Actinopteri - Lepisosteiformes - Lepisosteidae
Lepisosteus occidentalis (Leidy 1856)
Database 2005 1 element
original and current combination Lepidotus occidentalis
see common names

Geography
Country:United States State/province:Montana County:Hill
Coordinates: 48.9° North, 110.6° West (view map)
Paleocoordinates:56.2° North, 76.2° West
Basis of coordinate:unpublished field data
Geographic resolution:small collection
Time
Period:Cretaceous Epoch:Late/Upper Cretaceous
Stage:Campanian 10 m.y. bin:Cretaceous 7
*Epoch:Senonian
Key time interval:Middle Campanian - Late/Upper Campanian
Age range of interval:83.50000 - 70.60000 m.y. ago
* legacy (obsolete) database fields
Stratigraphy
Geological group:Montana Formation:Judith River
Local section:Kenne Local bed:2
Local order:bottom to top
Stratigraphic resolution:bed
Stratigraphy comments: Judithian based on fauna
Lithology and environment
Primary lithology: not reported
Environment:terrestrial indet.
Taphonomy
Modes of preservation:body
Lagerst�tten type:concentrate
Degree of concentration:concentrated
Size of fossils:mesofossils
Disassociated major elements:many
Disassociated minor elements:many
Collection methods and comments
Collection methods:field collection
Reason for describing collection:taxonomic analysis
Museum repositories:UCMP
Taxonomic list comments: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
Metadata
Also known as:UCMP V-77083
Database number:14470
Authorizer:J. Alroy, M. Carrano Enterer:J. Alroy, M. Carrano
Modifier:M. Carrano Research group:vertebrate
Created:2002-05-15 00:00:00 Last modified:2016-05-18 15:38:35
Access level:the public Released:2002-05-15 00:00:00
Creative Commons license:CC BY
Reference information

Primary reference:

2602. 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]

Secondary references:

6294 J. Alroy. 2002. Synonymies and reidentifications of North American fossil mammals. [J. Alroy/J. Alroy/M. Kouvari]
13103 U.C.M.P. Database. 2005. UCMP collections database. University of California Museum of Paleontology [M. Carrano/M. Carrano/M. Carrano]
13582ETE M. B. Goodwin. 1990. Morphometric landmarks of pachycephalosaurid cranial material from the Judith River Formation of northcentral Montana. In K. Carpenter and P. J. Currie (eds.), Dinosaur Systematics: Perspectives and Approaches, Cambridge University Press, Cambridge 189-201 [M. Carrano/M. Carrano/M. Carrano]
2036 Z. Johanson. 1996. Revision of the Late Cretaceous North American marsupial genus Alphadon. Palaeontographica Abteilung A 242:127-184 [J. Alroy/J. Alroy/M. Uhen]