Page:A History of Hindu Chemistry Vol 1.djvu/134

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given in the Charaka, and it will be seen that Sânâq was equally indebted to this authority and to the Susruta.

The description of leeches as given by Rases agrees almost word for word with that of the Susruta (Sanasrad) in many places.

Susruta Rases, quoting Sanasrad
The variety of leeches called Krishnā is black in colour and have thick heads, Karvurās have their bodies, like that of eels with elevated stripes across their abdomen. Alagardhās have hairs on their bodies, large and black mouths, Indrāyudhās have longitudinal lines along their back, of the colour of the rainbow.

Sāmudrikās are of a dark-yellow colour and have variegated spots on their bodies resembling flowers in appearance. Gochondanās have bifurcated tails like the two horns of a cow and small heads. When these poison-

Of the leeches one is poisonous, which is intensely black like antimony having a large head; and scales like certain fishes and having the middle green; also another upon which are hairs, has a large head and different colour like the rain-bow: