Entomology definition of First clypeus September 8, 2014 Raj Entomology Dictionary 0 Please Like Us!!! DesiGoogly.com > Education News > Entomology Dictionary > Entomology definition of First clypeus Entomology definition of First clypeus: see post clypeus. Entomology First clypeus definitionFirst clypeus Entomology explanationFirst clypeus Entomology meaningReviews & Comments