Pectinate

a.
  1. Resembling the teeth of a comb.
  2. (Nat. Hist.) 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.
  3. Interlaced, like two combs.
    4. Pectinate claw (Zoöl.),
    a claw having a serrate edge, found in some birds, and supposed to be used in cleaning the feathers.