In the centre of the velar area there is usually present a single long flagellum (fig. 117 B and C).
The palps are really derived from part of the velar area of the larva.
The velar area is in any case the only representative of the head.
velar: x (a deeply guttural χ, heard now in Swiss dialects), ℨ.
Farther up, within the velar area, the rudiments of the cerebral nerve-ganglion ng are seen separating from the ectoderm.
The velar or mandibular nerve supplies in Ammocœtes the muscles of the lower lip.
This is that part of the velar folds which comes together in the middle line and closes the entrance into the respiratory chamber.
In some cases amongst the Nudibranchiata (Haddon) and Pteropoda there are one or two long cilia in the middle of the velar area.
The metastoma, which has become in Ammocœtes the lower lip supplied by the velar or mandibular branch of the trigeminal nerve ; 2.
The supra-œsophageal ganglia appear always to develop within the region of the velar area.
1726, from Latin velaris, from velum "sail, curtain" (see veil (n.)). Originally an architect's term for a type of cupola; phonetics sense is from 1876, on notion of "pertaining to the velum," the anatomist's name for the soft palate (velum in this sense is attested from 1771, in full velum palati). The noun meaning "a velar guttural" is recorded from 1886.
velar ve·lar (vē'lər)
Of or relating to a velum.
Concerning or using the soft palate.