The PTEROSAURIA - Beipaiopterus

BEIPAIOPTERUS

Genus: Beipaiopterus Lü, 2003

Etymology: "Běipiào (北票) City wing"

Type species: B. chenianus

Other Species: none

Diagnosis: See type species.

Classification: Ctenochasmatidae incertae sedis

Species: B. chenianus Lü, 2003

Etymology: "for Prof. Chen Peiji"

Holotype: BPM 0002 — A partially preserved skeleton with well preserved soft tissues. (Lü,. 2002)

Referred Specimens: none

Time: Barremian, Early Cretaceous

Horizon: Yixian Formation

Location: Sihetun Quarry, Beipiao City, Chaoyang, Liaoning Province, China

Skull length: ?

Total length: ?50 cm

Wingspan: 1 m

Mass: ?

Diagnosis: A ctenochasmatoid pterosaur, three sacral vertebrae, length of wing-metacarpal IV approximately equal to that of ulna, highly elongate wing phalanx 1, reaching 53% of the length of the total wing finger, ratio of wing phalanx 2 to wing phanlx 1 of the fourth digit (ph2d4/ph1d4) approximately 0.46, ratio of femur to tibia = 0.41. (Lü, 2003)

Comments:

References:
Lü J-C. and Wang X-L. 2001. Soft tissue in an Early Cretaceous pterosaur from Liaoning Province, China. Journal of Vertebrate Paleontology 21 (supplement to 3): 74A.

Lü J-C. 2002. Soft tissue in an Early Cretaceous pterosaur from Liaoning Province, China. Memoir of the Fukui Prefectural Dinosaur Museum 1: 19– 28.

Lü J.-C., 2003, A new pterosaur: Beipiaopterus chenianus, gen. et sp. nov. (Reptilia: Pterosauria) from Western Liaoning Province, China. Memoir of the Fukui Prefectural Dinosaur Museum 2: 153-160.

Lü J.-C., Kobayashi Y., Yuan C., Ji S., and Ji Q., 2005, SEM Observation of the Wing Membrane of Beipiaopterus chenianus (Pterosauria). Acta Geologica Sinica 79:6 766-769.