The dorsal scales are arranged in 16 (or 14) rows at midbody.

At the rear of the body the dorsal scales are arranged in only 13 rows.

The smooth dorsal scales are arranged in 17 rows.

The smooth dorsal scales are arranged in 29 to 32 rows at midbody.

The dorsal scales are arranged in 15 rows at midbody.

The dorsal scales are usually arranged in 29 rows, but may vary from 25 to 31 rows.

The smooth dorsal scales are arranged in 29 or 31 rows at midbody.

As the common name implies, the dorsal scales are smooth, and are arranged in 19-23 rows.

The dorsal scales are arranged in 25 or 27 rows at midbody.

The smooth dorsal scales are arranged in 25-29 rows, and the ventrals number 220-258.