These areas may or may not be connected by a thin line of white color along the midline of the underparts.
Ventrally, the new adult pelage was evident only along the midline.
The red tips tend further to disrupt the body outline at the midline, or slightly posterior to this.
The remaining anterior edge is slightly convex, smoothly rounded, and meets the midline about 9.0 mm.
Each bears a pore of the supraorbital line just below the midline.
The single blowhole is located well to the left of the midline and far forward on the head.
Immediately behind the hump is a series of knuckles or crenulations along the midline.
The pectoro-abdominal suture is anteriorly convex at the sides and concave at the midline.
We went through the midline and unless one went looking for it we did not have time and we would not see it.
Nuchal: Width of anterior margin, 12 (estimated); greatest width, 37 (estimated); length at midline, 35 (estimated).
midline mid·line (mĭd'līn')
A medial line, especially the medial line or plane of the body.