Charak Samhita
गूढसम्पादितं वृत्तं पीडितं लम्बितार्पितम् । सर्पितं च भृशाबाधं, दंशा योऽन्ये न ते भृशाः ॥१३५॥
The bite which is deeply performed, elevated, painful, placed lengthwise and having marks of fangs and inflammation is very troublesome, while the other bites are not so much distressing.
english translation
gUDhasampAditaM vRttaM pIDitaM lambitArpitam । sarpitaM ca bhRzAbAdhaM, daMzA yo'nye na te bhRzAH ॥135॥
hk transliteration by Sanscript