Tfpula imperiklis, and side 



from Meigen's " Systematische Beschreibung" 157 



A. Anteiince mth numerous Joints. 



Fam. I. TlPVhA'iam. (fgA5.) 



Antenncs porrect, or directed forwards, having 6 or 

 more distinct joints. Palpi exserted (fixed ex- 

 ternally), articulated. Halteres naked. Abdomen 

 with 7 or 8 segments. 



a. Culicifo'rmes. 



l^yes lunate. Ocelli wanting. Antennce of the 

 males plumose, of the females pubescent. Mouth 

 not elongated. Palpi 5-jointed. Thorax without 

 a transverse suture. Abdomen with 8 segments. 



* Proboscis porrect, longer than the anten- 

 nae ; Palpi straight : Wings with the 

 nervures and margm squamose. view of the head. 



Genus 



1. Cu'^LEx. Palpi of the males longer than the antennae, of the females 



very short. 



2. ANc'rHELES. Palpi of both sexes longer than the antennae. 



3. Abides. Palpi of both sexes shorter than the antennae. 



** Proboscis shorter than the antennae ; Palpi incurved. 



4. CoRE^'THRA. Wings with the margins squamose, the nervures hairy. 



5. Chiro'nomus. Antennce of the males 13-jointed,. of the females 6- 



jointed. 



6. Ta'nypus. Antennce 14-jointed, of the females with apex incrassate^ 



7. Ceratopo^gon. Antennce 13-jointed, the last five joints elongated. 



Legs all equal. 



8. Macro'peza. Antennce 13-jointed, the last 5 joints elongated. Hind- 



legs very long. 



b. 6?ALLl'C0LiE. 



JSi/es lunate. Antenncs verticillate, or furnished with circles of hairs. 

 Palpi incurved. Wings villose, obtuse, with 2 or 3 longitudinal ner- 

 vures. TibicJB ecalcarate (without a spine), 



9. Lasio'ptera. Wings with 2 longitudinal nervures. Ocelli wanting, 

 10. Cecidomy^ia. W^ing* with 3 longitudinal nervures. Oce/&' wanting. 

 i 1. Campylomy^za. Ocelli 3. 



C. iVbCTU^F0''RMES. 



Eyes lunate. Ocelli wanting. Antennce moniliforra, or like a row of 

 beads, verticillate. Wings broad, villose, with many longitudinal but no 

 transverse nervures. Tibics ecalcarate. 



12. PSYCHO^DA. 



d, ROSTRA^TJE. 



JEj/es roundish, divided above by the frons (or forehead). Ocelli wanting. 

 Head produced into a rostrum. Palpi incurved. Thorax with an arcuate 

 transverse suture in the middle. Abdomen with 8 segments. Tibia ra- 

 ther more calcarate. 



13. Erio'ptera. WingSf nervures villose. Intermediate pair of legs 



shortened. 

 14). LiMNO^BiA. Wings, nervures naked. Antenrus from 15 to 17-jointed, 



simple. Pff /pi, joints equal. 

 15. Rhipi'dia. Antennce 14-jointed; joints globose, remote; of the male 



bipectinate (twice branched, like the teeth of a comb). 



