Fig. 1 in Taxonomic revision of thorny catfish genus Hassar (Siluriformes: Doradidae)

Fig. 1. Anteriormost vertebrae and associated structures, in ventral view, of Hassar orestis, MZUSP 105827, 144.7 mm SL. BAS, basioccipital; CV, complex vertebra; Mr, Müllerian ramus; pEPO, epioccipital process; pTR, transcapular process; SCL, posttemporo-supracleithrum; TRI, tripus. Arrow indicates the ring-shaped ventral arch of the basioccipital. Scale bar = 5 mm