Object Info
Specimen Id: |
[460640] |
Sex: | Unspecified |
Collector: | unspecified |
InfraOrder Name: | Ornithopoda |
Object Id: |
[461186] |
Object Type: | Image |
Annotation Type: | General |
Comments
Absence and presence (rectangles) of a median ventral process between
the basipterygoid processes of the basisphenoid. All specimens shown in caudal view. A, Corythosaurus intermedius (ROM 776). B, Hypacrosaurus stebingeri (MOR 455). C, H. altispinus (ROM 702). D, Ouranosaurus nigeriensis (cast of GDF 300).
Determination annotations
Other Annotations
Title: BS4 Type: General | Date: 09-10-2008 User: Albert Prieto-Marquez | |