THE CHIRONOMID.E. i8i 



Genus. — Cricotopus, V. d. Wulp. 



Wings naked ; feet marked with white and black bands ; first joint 

 of fore tarsi considerably shorter than the tibiae ; anal ring in ^ 

 shorter than the preceding segments and broader than long ; the 

 pincers short and thick, snow-white. The species are all small (i to 2 

 lin.), and generally yellow and black. Three shining black streaks 

 on the thorax, in some so broad that only two spots on the shoulders 

 remain. 



C. tibialis^ Mg. 



Shining black ; abdomen with a pale band on each segment, paler 

 than thorax ; antennas brown ; legs dark brown, with a white hand 

 on each tibia \ anterior tarsi bare ; metatarsus almost twice as short 

 as the tibije. Wings milk-white, with pale veins. Length, i to 2 lin. 

 Rare. 



C. mottlator, L. = Tipitla motitatrix, L., and C. dizonias, Mg. 

 Yellow, shining ; thorax with three black stripes. Abdomen 

 black, with two yellow bands near the base and one in the middle; 

 sometimes these bands are reduced to spots. Antenna and palpi 

 brownish. Legs white ; femora and tips and bases of tibije black or 

 brown ; anterior tarsi black, middle tarsi, with sometimes the third 

 hind tarsi, with fourth joint white. Wings white, costal and first and 

 second veins dark, rest pale. Length, i to i\ lin. A common and 

 generally distributed species ; amongst grass and rough herbage. 



C. ajimiUpes, INIg. 



Black ; thorax with a yellow border in front, pectus black, also 

 metathorax and scutellum ; hind borders of abdominal segments 

 yellow ; legs black, femora yellowish-white towards the base, a 

 yellowish-white band also present on the tibiae. The ? is yellow, 

 thorax with three black stripes, rest of thoracic region black. Wings 

 grayish. Length, i| to if lin. 



C. ireinidus, L. 



Yellow, shiny. Thorax with three black stripes. Abdomen black, 

 yellowish at the base in the ? ; in the $ the segments are pale 

 brown or white at the edge. Legs black, tibiae white except at the 

 ends. A common species, and generally distributed. Length, i to 

 li lin. 



The following are also described by Walker : 



C. sylvestris, 

 torius. 



•u — c -,7 . ( Shining yellow, with three broad black bands on 

 V-r„ •— • " ' ; jiig thorax. Legs white. Abdomen yellow 

 ' '' =■■ ■'■ ■■■ / with black bands. LeniJth, Ir? lin. 



