Entomology definition of Chalastrogastra September 7, 2014 Raj Entomology Dictionary 0 Please Like Us!!! DesiGoogly.com > Education News > Entomology Dictionary > Entomology definition of Chalastrogastra Entomology definition of Chalastrogastra: the saw-flies: a group of Hymenoptera. Chalastrogastra Entomology explanationChalastrogastra Entomology meaningEntomology Chalastrogastra definitionReviews & Comments