210 THE CANADIAN ENTOMOLOGIST. 



moist dirt, and as they went down in the dirt by the side of the dish to 

 pupate, I could see tliat the dirt of which the cocoon was made was mixed 

 with web. 



NEW TABANID^:. 



RY JOHN MARTEN, CARBONDALE, 11.].. 



Siib-gonis Therisph'ctes. — " Eyes pubescent ; ocelligerous tubercle more 

 or less distinct ; eyes (female) with three or four bright green or bluish 

 cross-bands." 



T. CaHfo?'nicus, n. sp. Length 17 mm. Eyes pubescent, with thin 

 purplish bands. Front yellowish-gray ; callosity nearly square, brownish, 

 shining, prolonged above ; ocelligerous tubercles brownish-black on a black 

 spot. Face and cheeks grayish with white hairs. Palpi yellowish-white 

 with small black hairs, Antennae reddish ; annulate portion of third joint 

 black ; upper angle prominent. Thorax grayish-brown with the usual 

 gray stripes and golden yellow pubescence ; humerus reddish ; pleura and 

 pectus grayish with long white hairs. Abdomen brownish-black, sides of 

 first four segments brownish-yellow, which color leaves a row of black 

 irregular spots in the middle, largest on the second segment and smallest 

 on the third ; also dark oblique spots on lateral margins. Venter yellow- 

 ish with yellow pubescence ; darker on the last three segments. Femora 

 black, brownish at the tip ; front tibiae dark brown, proximal end lighter ; 

 second and third tibiae darker toward the tip ; tarsi dark brown. Wings 

 hyaline ; costal cell light brown : faint clouds in cross-veins and bifurcation 

 of third vein. 



Described from one female from California. 



T. hcemaphoriis, n. sp. Length 16 to 18 mm. Front brownish-gray ; 

 callosity black, shining, prolonged in a spindle-shaped line above ; ocel- 

 ligerous tubercle black on a brownish-black spot. Face and cheeks yel- 

 lowish-gray with gray hairs. Palpi yellowish-white with minute black hairs. 

 Antennae black, faintly reddish on second joint and base of third joint ; 

 third joint but little excised. Thorax grayish-black with distinct gray 

 lines and whitish hairs ; humerus reddish ; pleura and pectus gray with 

 long dirty gray hairs. Abdomen with broad median band and last three 

 segments brownish-black, sides of other segments fulvous with faint black- 



