pectinals

Noun

pectinal (plural pectinals)

1. A fish whose bones resemble the teeth of a comb.
   • Now although Galen in this place makes instance but in one, yet there are other fishes, whose eies regard the heavens, as Plane, and cartilagineous fishes, as pectinals, or such as have their bones made laterally like a comb; for when they apply themselves to sleep or rest upon the white side...1650, Sir Thomas Browne, Pseudodoxia Epidemica

See all 2 meanings of pectinal