The anterior auricular branches of the superficial temporal artery are distributed to the anterior portion of the auricula, the lobule, and part of the external meatus, anastomosing with the posterior auricular.

They supply the external acoustic meatus and the visible part of the ear.

Arterial vascular pattern of the auricle: "The superior and the inferior anterior auricular artery provided the vascular supply to the helical rim, forming an arcade, i.e. helical rim arcade.

The perforators of the PAA were identified lying in a vertical line 1 cm posterior to the tragus, supplying the concha, inferior crus, triangular fossa, antihelix and the earlobe.

[2] This article incorporates text in the public domain from page 559 of the 20th edition of Gray's Anatomy (1918) ocular group: central retinal