Psittacosaurus and Protiguanodon
Subtitle: two Lower Cretaceous iguanodonts from Mongolia
Published: 1924
Place of publication: New York
Language: eng
Number of pages: 16
Subjects: Psittacosaurus mongoliensis; Protiguanodon mongoliense; Paleontology
Other titles: Two Lower Cretaceous iguanodonts
Notes: Amer. Mus. Novitates. No. 127.