/ 



THE CANAniAS ENTOMOI.OOIST. aJo 



A NEW PAL.^iARCTIC GERAN-QMYIA (TIPULID.K, 

 DIl'TERA). 



EV C. p. ALEXANDER AS'D M. D LEONARD, LFH AC V, N. Y.' 



The following species is described from miterial sent lo die authors 

 by Prof. Ur. M. Bezzi. It was received by him from a correspondent in 

 He Djerbj, off the northern coast of Africa. Our thanks are due to Dr. 

 Bezri, and we take pleasure in dedicating this interesting si)ecies to lum. 



Geranomyia bezzii, sp. n. 



Male (alcoholic). Colour light yellow ; proboscis with a brown sub- 

 apical band ; thoracic dorsum with four longitudinal brown stripes ; 

 pleur;e witii a few dark brown spots. Wings hyaline with four rather 

 indistinct spots. 



Length, 7.2-75 mm.; wing, 63-6.4 mm.; head, total, 2.2 mm.; 

 thora.x, 1.7 mm ; hind femora, 5 mm. 



Head : Proboscis light yellow, with a conspicuous, brown, subapical 

 band ; palpi brown ; antennie yellow. Front, vertex and occiput light 

 brownish yellow. 



Thorax: Ground colour )ellow ; dorsum with two median and two 

 lateral brown stripes. Mesothoracic pri\;5catum pale yellow, with two 

 brown longitudinal bands, a little wider than the dividing median line, 

 these bands darker on the outer margin ; they begin near the cephalic 

 margin of the sclerite and continue caudad, fading out at about two-thirds 

 the length of the sclerite. Just cephalad of the end of the median stripes 

 begin the dark brown lateral stripes ; on the prasicutum they are arcuated, 

 continuing back onto the scutum, where they are also broader ; end of 

 the Ecutellum darker brown on either side of the pale median line ; caudal 

 edge of the postnotum dark brown. Pleurse concolorous with the dorsum, 

 lateral margin of the mesothoracic prjescutum dark brownish black, most 

 intense on the margin of the sclerite; an intense brown semilunar mark 

 on the pronotal pieurn^, midway between the anterior coxse and the dark 

 mark on the edge of the mesothoracic prrescutum ; an irregular, interroga- 

 tion-like mark below the wing root ; ventral portion of the mesothoracic 

 episternum and sternum brown. Haltercs light yellow, knob clear yellow. 

 Legs light brownish yellow, tips of the segments not appreciably darker. 



Abdomen yellow, with a brown mark on the ventral edge of the 

 tergites,the first elongate, expanded over two segments ; behind this there 



I. Contribution from the Entomological Laboratory of Cornell University. 



July, 1912 



