cirriform

[sir-uh-fawrm]

adjective

of or relating to clouds composed of ice crystals, as cirrus, cirrostratus, and cirrocumulus clouds.

Origin of cirriform

First recorded in 1805–15; cirri- + -form

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Mesad of the branchial process of each parapodium of the first four pairs is a cirrus or cirriform process.
Journal of Entomology and Zoology, Vol. 11. No. 1.
Various