Having the form of an insect; insect-like; insectile.
The Century Dictionary (Public Domain)
Use "insectiform" in a sentence
"This is the work of Johann Beringer, professor in the University of Wurzburg and private physician to the Prince-Bishop -- the treatise bearing the title Lithographiae Wirceburgensis Specimen Primum, "illustrated with the marvellous likenesses of two hundred figured or rather insectiform stones.""