There are 6 or 7 upper labials, the 3rd and 4th entering the eye, the last two very large.

Nine upper labials, of which only the first contacts the nasal.

There are 8 upper labials, the 4th and 5th entering the eye.

Seven or eight upper labials, third and fourth entering the eye.

Four upper labials, third largest and in contact with eye.

Five upper labials occur, with the third entering the eye.

There are 7-8 upper labials, of which the 3rd is the largest.

Two rows of scales separate the eye from the upper labials.

Seven upper labials are present, with the third, fourth, and fifth entering the eye.

It has two rows of small scales between the upper labials and the eye.