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Family Tipulidse — The Crane Flies 



Tipula trivittata — adult, larva, pupa. 



The present family, commonly called "'crane flies", includes slen- 

 der-bodied flies, having long to very long, imnsually brittle legs that 

 break readily between the trochanter and femur. From allied families 

 of Nematocera, they are readily told by the lack of ocelli, two Anal 

 veins, and the presence of the so-called V-shaped suture between the 

 mesonotal pra?scutum and scutum. In many species there is a closed 

 discal (1st M^) cell. In size, the various species show a range almost 

 as great as that found in the entire order, from tiny flics witli a wing- 



