PLATE XX. 
Hemibos occipitalis, Falc., sp. ; front view of cranium of male trochoceros form ; 
size ; Siwalik, Described in text as Peribos occipitalis . 
Synonyms : Probubalus triquetricornis, Riit. 
Hemibos triquetriceros, Falc. 
1 a. Section of base of horn-core. 
[ Reissue- ] 
one-half natural 
