Ichnospecies:
bilobatus
LOCKLEY, McCREA, BUCKLEY, LIM, MATTHEWS, BREITHAUPT, HOUCK, GIERLINSKI, SURMIK,
KIM, XING, KONG, CART, MARTIN, & HADDEN, 2016
Etymology: Bilobatus, means two lobes.
Holotype:DMNH EPV.69705.
Locality: Roubideau Creek, Delta County, Colorado.
Horizon: Naturita Formation (Lower part of the Dakota Sandstone).
Note:
Carpenter (2014) redefined the Dakota Formation as just belonging to the
predominately sandstone of basal Cretaceous starta along the eastern Missouri
River. During the deposition of the ‘Dakota Formation’ the
Biostratigraphy:
Age: Late Early Cretaceous.
Material: Plaster cast of one ?right track.Latex mold and fiberglass replica of large diggint trace, within which a dignostic theropod track occurs.
Paratype:
DMNH EPV.69703, EPV.69704, EPV.69706, EPV69707: Latec molds and fiberglass replicas of large digging traces.
In situ: Pess tracks showing courtship display.
Referred material:
LOCKLEY, HOUCK, MATTHEWS, McCREA, XING, TSUKUI, RAMEZANI, BREITHAUPT, CART, MARTIN, BUCKLEY, & HADDEN, 2018
Locality: Club Gulch West, Delta County, Colorado.
Horizon: Naturita Formation (Lower part of the Dakota Sandstone).
Biostratigraphy:
Age: Late Early Cretaceous.
Material:
CGw 1-28: Scratch marks.
Locality: Club Gulch, Delta County, Colorado.
Horizon: Naturita Formation (Lower part of the Dakota Sandstone).
Biostratigraphy:
Age: Late Early Cretaceous.
Material:
CG 1-50: Scratch marks.