[Ichthyornis celer Marsh 1873] (Late Cretaceous) †Guildavis tener (Marsh 1880) Clarke 2004 [Ichthyornis tener Marsh 1880] (Cretaceous of Wallace County, US)...

[and] nearly complete postcranium." A baptornithid hesperornithiform Guildavis G. tener Smoky Hill Chalk Hesperornis H. crassipes Kansas "Partial postcranial...

somewhat robust humerus. The relatively large, and slightly recurved, pointed ten- to thirteen-centimeter (four- to five-inch) hand claws were likely used...

almost-complete pelvis, an incomplete right femur, six sacral vertebrae, ten caudal vertebrae from the front of the tail, fifteen from the hindmost part...

with serrations on both, mesial and distal, edges. Caihong probably has ten neck vertebrae, thirteen back vertebrae, five sacral vertebrae and 26 tail...

Marsh. Marsh was undertaking his second western expedition, accompanied by ten students. The team headed to Kansas where Marsh had dug before. Aside from...

short tails") is a group of birds which includes all avialan species with ten or fewer free vertebrae in the tail. The group was named in 2002 by Gregory...

SAM P18010, but the assignment is dubious. The tibia is broken into about ten larger pieces and roughly 33 centimetres long. It is very slender in build...

place it near Aves (sensu Gauthier), including the presence of at least ten sacral vertebrae, a pubis and ischium that are closely appressed, distal...