-
Enaliornithidae and Brodavidae,
might have been able to fly, the
larger hesperornithids like
Hesperornis and
Baptornis had only
vestigial wings. As in the...
- Plioplatecarpus. Some
Niobraran genera such as Tylosaurus, Cretoxyrhina,
hesperornithids, and
plesiosaurs including elasmosaurs such as
Terminonatator and polycotylids...
-
teeth and were
covered in a beak. The beak of Ichthyornis, like the
hesperornithids, was
compound and made up of
several distinct plates,
similar to the...
-
groups of
flightless birds include the
Cretaceous patagopterygiformes,
hesperornithids, the
Cenozoic phorusrhacids ("terror birds") and
related bathornithids...
-
Partial tibiotarsus One of the only
known freshwater occurrences of a
hesperornithid.
Ornithomimus O.
tenuis "Fragmentary metatarsal." A
possible troodontid...
-
Sharon Springs Member. A
hesperornithid. H.
chowi Manitoba &
South Dakota Pembina, Millwood, &
Sharon Springs Members. A
hesperornithid. H.
lumgairi Manitoba...
-
Zelenkov &
Arkhangelsky (2023)
describe new
fossil material of
Campanian hesperornithids from the
Karyakino locality (Saratov Oblast, Russia),
including the...
-
possibility of some
volant abilities. †Canadaga A
genus of
flightless hesperornithid birds. †Castignovolucris An
enantiornithe of
uncertain affinities. It...
-
Avialae Indeterminate Isolated teeth Possibly an
Enantiornithe and a
Hesperornithid present Aristosuchus A.
pusillus "Sacrum and pubis." A compsognathid...
- Clidastes,
while temperate provinces were
mainly dominated by plesiosaurs,
hesperornithid seabirds, and the
mosasaur Platecarpus.
Cretoxyrhina sp. Cretoxyrhina...
