PLATE XXXYIl. 
Pisces — Siluridcv, Ophioeephalidcc, etc. 
Fig. 1. Clarias FALCONERi, Lydekker. Middle portion of skull; from the Siwalik Hills. British 
Museum (No. 16402, b). 
,, 2. Ophiocephalus, sp. Skull; from the Siwalik Hills. British Museum (No 16402). 
> 
,, 3. Rita grandi.scutata, Lydekker. Basal bone of dorsal spine ; from the Siwaliks of the 
Punjab. Indian Museum (No. E. 157). 
,, 4. Chrysichthys (.?) THEOBALDi, Lydekker. Hinder portion of cranium; from the Siwaliks 
of the Punjab. Indian Museum (No. E. 158). 
,, 5. Chry.sichthys macrops, Gunther. Skull ; from the Nile at Khartum. British Museum. 
,, 6. Rita crucigera (Owen). Hinder part of cranium and basal bone of dorsal spine of a 
young individual ; from the Ganges. British Museum. 
,, 7. Arius (?), sp. The right palatine; from the Siwaliks of the Punjab. Indian Museum 
(No. IL 164). 
,, 8. Arius {?), sp. The imperfect right palatine; from the lower Siwaliks of Sind. Indian 
IMuseum (No. E. 162). 
,, 9, 9a. Selachoid, gen. non. del. ATrtebra ; from the Siwaliks of Perim Island. Indian Museum 
(No. E. 218). 
,, 10, 10. SiLUROiD, gen. non. det. Part of spine of a hn ; from the Siwaliks of the Punjab. Indian 
Museum (No. E. 202). 
* Fig. 3, \ nat. size ; the others nat. size. a. supraoccipital, and b. frontal vacuity ; ha. basal bone 
of dorsal spine ; c.c.d. articular processes ; eUi. ethmoid ; fr. frontal ; nin. mandible ; or. orbit ; sup. supra- 
occipital process. 
