244 



CONNECTICUT CxEOL. AND NAT. HIST. SURVEY 



[Bull. 



Characters much as in Jongiventris, readily told by the more 

 elongate male antennae, with the pedicels approximately three times 

 as long as the basal enlargement. $. L. 18-19 mm.; w. 19-21 mm. 



N. C. (Transition). 



T. {Vestiplex) centralis Lw. 



1864. Tipula centralis Loew; Berlin. Ent. Zeitschr., 8:60. 



Figs.— Alexander, Cfls. N. Y., 1, pi. 50, fig. 280, pi. 54, fig. 339 ^hyp.) ; 1919. 



Antennae with basal three flagellar segments indistinctly bi- 

 colored, the remainder uniformly dark brown. Abdomen orange; a 



9r 



Figure 27. Tipula (Vestiplex, Arctotipula) , male hypopygia. 

 (V.) balioptera'Lw.; 9t. c\oTS,a.\. D. T. (V.) fultonensis Alex.; details. 

 (V.) canadensis Lw. ; 9t, id. E. T. (A.) besselsi O.S.; 9f. 



(V.) perretti Alex.; 9t. F. T. (A.) dickinsoni Alex.; 9t. 



Symbols : id, inner dististyle ; od, outer dististyle ; t, tergite. 



dorso-median stripe on tergites one to nine, interrupted by pale caudal 

 borders, broader on segments seven to nine and here including most 

 of segments. Male hypopygium with tergite a small black saucer. 

 Outer dististyle relatively large, pale, dilated outwardly, the outer 

 angles distinct to appear somewhat like the blade of an axe. ? . L. 

 17 mm. ; w. 17.5 mm. 



Subarctic North America: Hudson Bay Region; Que., N. H. (Alpine summits). 

 (Hudsonian). 



