-
Orellan is a
North American Land
Mammal Age
typically set from
around 33,700,000 to 32,000,000
years BP, a
period of 1.7
million years. The
Orellan is...
-
around 2 kg.: 53 They
first appeared in
Sioux County,
Nebraska in the
Orellan era 34-32 million
years ago,
which was the
beginning of the Oligocene....
-
million years ago)
Whitneyan (mid-Oligocene, 31.8 - 29.5
million years ago)
Orellan (early Oligocene, 33.9 - 31.8
million years ago)
Chadronian (late Eocene...
-
borophagine species,
including 18
newly identified species that
range from the
Orellan to
Blancan ages. A
phylogenetic analysis of the
species was
conducted using...
-
White River Formation prehistoric fauna Chadronian — Priabonian,
Rupelian Orellan —
Rupelian DonaldProthero.com: "Eocene-Oligocene
climatic change in North...
- years. The
Chadronian is
preceded by the
Duchesnean and
followed by the
Orellan NALMA stages.
Relative to
global geological chronology (the
geologic time...
- (which is also the base of
foram biozone P21b). The
Rupelian overlaps the
Orellan,
Whitneyan and
lower Arikareean North American Land
Mammal Ages, the upper...
-
considered to fall
within the
Early Oligocene. The
Whitneyan is
preceded by the
Orellan and
followed by the
Arikareean NALMA stages. The
Whitneyan is interchangeable...
- Chadronian,
whereas Paradaphoenus first appears in the
Orellan. In the
White River faunas of the
Orellan, D.
vetus and D. hartshorni**** coexisted, and likely...
-
Ghost town "
Orellán" at Las Médulas, 1st–2nd
centuries AD)...
