granose

adjective1

1. •
   Having the form of a string of grains or beads, as the antennae of some insects or the ridges of some conch shells.

   • Shell somewhat fusiform, conical, granose throughout, ridged at the base, spire slightly channeled, finely coronated at the edge; white, tinged with light brown at the base and apex. Length 1 inch. — 1884