Pectinate /(?)/

Pec·ti·na·te

Pectinate

a.
  1. Resembling the teeth of a comb.
  2. Having very narrow, close divisions, in arrangement and regularity resembling those of a comb; comblike; as, a pectinate leaf; pectinated muscles. See Illust. (e) of Antennæ. (Nat. Hist.)
  3. Interlaced, like two combs. [R.]

Phrases & Compounds
Pectinate claw
a claw having a serrate edge, found in some birds, and supposed to be used in cleaning the feathers.