Locality: Banks of Hell Creek, See KU Logan County, Locality No. 23, Kansas.

Horizon: Niobrara Formation.

Biostratigraphy:

Age: Coniacian Stage, Lower Senonian Subepoch, Gulf Epoch, Late Cretaceous.

Material:

FH 11311:

Locality: Butte Creek, Logan County, Kansas.

Horizon: Upper Smoky Hill Member, Niobrara Formation.

Biostratigraphy:

Age: Santonian or Campanian Stage, Senonian Subepoch, Gulf Epoch, Late Cretaceous.

Material:

Number: Not given: Centra of 2 dorsal vertebrae.
Note: Found with Pteranodon comptus specimen number YPM 2287: Limb-shaft fragments.

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BENNETT, 2003

Locality: S ½, Sec. 14, T11S, R23W, Trego County, Kansas.

Horizon: Lower Smoky Hill Chalk, Niobrara Formation.

Biostratigraphy: Volviceramus grandis zone.

Age: Santonian or Campanian Stage, Senonian Subepoch, Gulf Epoch, Late Cretaceous.

Material:

Private Collection (Mr. Kenneth Jenkins), KJ1: Skull and cranial crest, possible fragmentary sclerotic ring elements, mandible, atlas’axis complex and four mid-cervical vertebrae, the right humerus, radius, ulna, distal syncarpal, and pteroid, the right and left wing metacarpals, and the incomplete right and left first wing phalanx, a nuber of ossified tendons preserved adjacent ot the antebrachium and metacarpus. This specimen does not preserve any trace of proatlas, proximal syncarpals, preaxial carpals, or metacarpals and phalanges of manual digits I-III, and all preserved on a single slab of chalk.

Nyctosaurus sp, after Bennett, (2003); KJ,

Nyctosaurus sp, new reconstruction; A) dorsal, and B) lateral views.

Locality: SW ¼, Sec. 25, T11S, R23W, Trego County, Kansas.

Horizon: Lower Smoky Hill Chalk, Niobrara Formation.

Biostratigraphy: Volviceramus grandis zone.

Age: Santonian or Campanian Stage, Senonian Subepoch, Gulf Epoch, Late Cretaceous.

Material:

KJ2: Skull, five fragments of the cranial crest, mandible, five mid-cervical vertebrae, notarium with fused dorsal ribs, three free dorsal vertebrae, free dorsal ribs, pelvis, prepubis, both scapulocoracoids, the humeus, radius, ulna, proximal and distal syncaprals, pteroid, Mc IV, and incomplete WP 1 of the left wing, the ulna, distal syncarpal, pteroid, incomplete Mc IV, and compelte WP 1-3 fo the right wing, both femora, and both tibiae, several sections of ossified tendons, all on a single slab of chalk. It is missing proatlas, sternum, caudal vertebrae, preaxial carpals, metacarpals and phalanges of manuyal digits I-III, tarsals, or pedial digits. Note: Possible hesperornitiform elements found as float on the slab; one vertebra and wing elements.

Nyctosaurus sp, after Bennett, (2003); KJ2.