decussated
From ZooTerms (Dictionary of Invertebrate Zoology)
acute angles forming a series of X's.
decussated (adjective; Latin decussatus, formed crosswise like the letter X): 1. Intersected; striations or bristles crossing at
2. (Arthropoda: Insecta) Pertaining to bristles of some Diptera.
3. (Mollusca: Gastropoda) Pertaining to radial ribs.