Ashtangasamgraha 41.81

41.81

jāmbavapratimo daṃśaḥ kūrmapṛṣṭhavadunnataḥ |

raktaṃ khebhyaḥ samastebhyo vartate na tu daṃśataḥ ||

The bite resembles a rose-apple, is raised like a tortoise's back,
and blood flows from all bodily orifices, but not from the bite;