PLATE XVIII. 
Fig. 1. (?) Hydaspitherium grande, Lyd. Right calcaneum ; collected by Mr. Theobald in the 
Siwaliks of the Punjab. (Ind. Mus., No. B. 370.) 
Fig. 2. (?) Vishnutherium iravadicum, Lyd. Part of a sixth cervical vertebra, viewed from the 
left side ; collected by ' Mr. Theobald in the Siwaliks of Asnot in the Punjab. 
(Ind. Mus., No. B. 373.) 
Fig. 3. Hydaspitherium megacephalum, Lyd. Second and third left upper true molar ; collected 
by Mr. Theobold in the Siwaliks of the Punjab. (Ind. Mus., No. B. 135.) 
Figs. 1 one-half the natural size ; figs. 2 aud 3 natural size. 
