CULICES WITH BASALLY BANDED FEET 409 



ii. Abdominal segments, with a ^oale median line or spots in addition to 

 banding. 



40. C. macaliventris, Macquart. The transverse bands on the 



abdomen are placed on bases and apices of contiguous seg- 

 ments, and there is a yellowish-grey median Ime. Venter 

 pale, with the hinder border of segments ixiottled black. 



41. C. Jdrsictus, Theob. Abdomen black, with yellow basal bands 



and large apical median spots. Thorax chestnut, with a 

 creamy median line and four latei'al spots. 



iii. Abdominal segments, with basal pale bands only. (None have any 

 distinct thoracic adornment.) 



42. C. vagans, Wied. Thorax with golden-brown hair-like scales. 



Leg-bands broad. 



43. C. ccecus, Theob. Thorax tawny-brown. Leg banding minute. 



Anterior and mid tarsal claws of $ toothed. 



44. C.procax, Skuse. Thorax black, with golden scales. Tarsal 



claws of ? equal and simple. • 



45. C. vexans, Meig. Abdominal bands, white, narrowed in the 



middle. Tarsal banding narrow. 



V. Abdominal pale bands placed on the contiguous borders of some or all 

 the segments. 



46. C. cantans, Meig. The abdominal bands spread out laterally 



so as to almost form lateral lines ; they are basal on the 

 anterior, and basal and apical on the last three segments. 

 Wing scales uniformly brown. Tarsal bands broad. 



47. C. annulipes, Meig. Abdominal banding very indistinct. Wings 



with some intermixed light scales. 



48. C. sylvestris, Meig. Abdominal segment with pale basal bands 



narrowed in the middle, and the last two apically banded as 

 w:ell. Tarsal bands narrow. 



49. C. testaceus, Wulp. Abdomen black, with creamy scales at the 



bases and more at the apices of the segments. Tarsi banded 

 on the hind legs only. 



vi. Abdominal segments unhanded, but with pale lateral spots. 



50. C. terrens, Walker. Has the second hind tarsal jomts entirely 



white. 



51. C. tibialis, Desv. Second hind tarsal simply banded. Tibia 



intensely black, robustly ciliated. 



viii. Abdommal segments without definite banding. 

 a. With the thorax distinctly adorned. 



52. C. vittiger, Skuse. Thorax conspicuously adorned with two 



pairs of broad yellowish stripes alternating with black 

 intervals. Mid-length of abdominal segments rather darker, 

 giving rise to indistinct banding. 



