CLASS V. INSECT A. 
299 
Tam. XIV. Mcscidje. Leach. 
Muscides. Latreille. 
Proboscis retractile, terminated by a very remarkable dilatation. 
Stirps 1. — Antenna: inserted near the front, setigerous : palpi internal : 
halteres visible : anterior tegs simple: head not subglobose : hinder legs 
not larger than the rest : wings horizontal : eyes sessile. 
Genus 539. MOCILLUS. Latr., Leach. 
Antenna shorter than the head : head hemispheric. 
Sp. l. Moc. ceUttrius. Linne, Leach. 
Inhabits wine-vaults. 
Stirps 2. — Antenna inserted near the front, setigerous : palpi interna! : 
halteres visible: anterior legs simple: head not subglobose: hinder 
legs not longer than the rest: wings divaricating: eyes simple : ver- 
tex narrow. 
Genus 540. TEPHRITIS. Latr., Fair., Illig., Leach. Tuypeta. 
Meig. Daces. Fair. 
Thorax cylindric : proboscis entirely retractile. 
Sp. 1. Teph. Cardui. Latr,, Leach. 
Inhabits thistles. 
Stirps 3. — Antenna inserted near the upper part of the head, setige- 
rous: palpi internal: halteres visible : anterior legs simple: head not 
often subglobose: hinder legs not larger than the rest: wings deflexed: 
eyes sessile : vertex broad. 
Genus 541. CALOBATA. Meig., Illig., Latr., Fair., Leach. 
Antenna: verv much shorter than the head, the third joint longer than 
the second: body long, filiform: legs long, filiform. 
Sp. 1. Cal. filiformis. Latr., Leach. 
Inhabits France and England. 
Genus 542. SEPEDON. La.tr., Leacli. Bacca. Fair. Mono. 
Schellenberg. 
Antenna: very much longer than the head, inserted on an elevation ; the 
second joint very long, cylindric. 
Sp. 1. Sep. palustris. Latr. 
Inhabits marshes. 
Genus 543. LOXOCERA. Meig., Illig., Latr., Fair., Leach. 
Antenna: very much longer than the head; last joint linear: abdomen 
narrow, linear. 
Sp. 1. Lor. Ichneumonia. Meig. 
Inhabits flowers in marshes. 
Genus 544. SCATOPHAGA. Meig., Latr., Leach. Pyropa. Illig. 
Antenna shorter than the head : head round, sub-globose: vertex hori- 
zontal : body very much elongated. 
