Entomology definition of Flavo-testaceous September 8, 2014 Raj Entomology Dictionary 0 Please Like Us!!! DesiGoogly.com > Education News > Entomology Dictionary > Entomology definition of Flavo-testaceous Entomology definition of Flavo-testaceous: light yellow-brown: almost luteous. Entomology Flavo-testaceous definitionFlavo-testaceous Entomology explanationFlavo-testaceous Entomology meaningReviews & Comments