TY  - BOOK
AU  - Stirton,R.A.
TI  - Relationships of the protoceratid artiodactyls and description of a new genus
PY  - 1967///
CY  - Berkeley, Los Angeles
PB  - University of California Press
KW  - Protoceratidae
KW  - Lambdoceras
N1  - Bibliography: p. 27-28
ER  -