35. T. nigrovittatus. Sg in. ; f';ice white ; cliest black and gray ; body with narrow black and white stripes. 



36. T. astiitiis. J8 in- ; cliest gray ; body I)lacklsb, with three rows of gray spots. 



37. T. aimulatus. .vy in. ; light leddish. vvitli wiiite bloom ; white side spots ; wing clear. 



38. T. ferrugatits. S/g in.; gray, with rusty edge ; body rusty yellow, end with brown spots; wing clear, a 



lirown spot on point. 



39. T. bicolor. % in. ; gray green ; legs and body rusty yellow, last rings with an olive green stripe. 



Family 13. XYl,OPHAQI. WoodFiirs. Their larv;t live in rotten wood. 



BERIS. Ray Fly. 



1. Zi'. dorsalis. ^'fT in. ; black; waist and legs yellow. 



2. B. viridis. -f% in. ; green bronze; body black, with yellow edge and yellow legs. 



XYLOPHAOUS. Wood Fly. 



1. A'. ai)icrica>ius. ^y, '"• • thest sulphur vcllovv, with a black streak and spot on each 

 side ; body reddish and yellow. 



CAENOMYIA. 



I. C. pallida, i/l in. ; lust yellow ; body paler; wing with yellow veins. 



(-^8) 



