Minden Pictures - Rat-tailed maggot (Eristalis tenax) compost living drone fly larva - Nigel Cattlin/ FLPA
Elementary entomology . Fig. 369. Rat-tailed maggot, larva of a syrphid fly similar to Fig. 368. (Twice natural size) (After Kellogg) among colonies of plant-lice, around which the flies may be