- The
Clarkforkian North American Stage, on the
geologic timescale, is the
North American faunal stage according to the
North American Land
Mammal Ages chronology...
-
sedimentary sequence deposited during the late
Paleocene to
early Eocene, or
Clarkforkian,
Wasatchian and
Bridgerian in the
NALMA classification. It
consists of...
-
Franceschi D, Métais G, De Bast E, et al. (January 29, 2014). "First
Clarkforkian Equivalent Land
Mammal Age in the
Latest Paleocene Basal Sparnacian Facies...
-
Wasatchian (NALMA classification)
DeBeque Formation of
Colorado and the
Clarkforkian Wasatch Formation to
Tiffanian Fort
Union Formation in Wyoming. Three...
-
boundary source of the base of the
Clarkforkian (approximate). Ti1:
Upper boundary source of the base of the
Clarkforkian (approximate)
Multituberculata -...
- Wyoming's
Bighorn Basin in
North America, a
slice of time
known as the
Clarkforkian North American Land
Mammal Age. Like its
modern relatives, Ceratosuchus...
- the only one
known from the
Clarkforkian NALMA. The body size then
decreased until C.
eocaenus appears at the
Clarkforkian-Wasatchian
transition (55.4...
- Paleontology. 15: 1–141. hdl:2027.42/48615. Rose, K.D. (1981). "The
Clarkforkian Land-Mammal Age and
mammalian faunal composition across the Paleocene-Eocene...
-
species are known,
making their last
appearance in the Late
Paleocene Clarkforkian stage. Gingerich, P. D. (1979). "Lambertocyon eximius, a new arctocyonid...
- more
specifically the
Early Eocene. The
Wasatchian is
preceded by the
Clarkforkian and
followed by the
Bridgerian NALMA stages. The age is
named after the...
