February 2003 Zelandotipula YES MCI = 6 Does this disk Aphrophila have 6 lobes? YES MCI = 5 Are 2-3 small hooks present NO dorsally at the end of the YES abdomen? NO Limonia MCI = 6 Are prominent Paralimnophila skusei creeping welts MCI = 6 present? YES Is the abdomen golden YES & the spiracular lobes NO elongated? Tipulidae NO Other Hexatomini MCI = 5 YES Has the spiracular Does the abdomen disc 4 obvious terminate in a spiracular lobes? Molophilus disc or lobes? YES MCI = 5 NO Does the spiracular disc have 5 short lobes & NO extensive blackening? Other Eriopterini NO MCI = 9 YES Neocurupira YES Is there a marginal MCI = 7 Do the prolegs extend armature of scales? beyond the lateral Peritheathes NO YES abdominal margins? MCI = 7 Blephiceridae NO Nothohoraia No MCI Is the body dorso- ventrally flattened with ventral suckers? Culicidae (incl. Culex) YES MCI = 3 NO Are the thoracic segments fused &wider than abdomen? Nothodixa Is a respiratory YES MCI = 5 Has the dorsal surface mandibles siphon present? Dixidae of the abdomen a NO YES rosette of spinules? Paradixa st nd NO Does at least the 1 & 2 MCI = 4 abdominal segments have prolegs? Simuliidae Austrosimulium NO MCI = 3 YES Are mandibles present YES instead of mouthhooks, & do Thaumaleidae they move in a horizontal Is the lower abdomen YES MCI = 9 plane? NO swollen? Are the prolegs NO unpaired? YES Ceratopogonidae NO (Forcipomyiinae) YES Are prothoracic No MCI mouthhooks prolegs Is the head present? snout-like? NO Chironomidae NO See Separate guide Quick guide to the MCI Mischoderus Tanyderidae non-Chironomidae Diptera YES MCI = 4 By Brian J. Smith Does the abdomen terminate in long filamentous Ceratopogonidae processes? (Ceratapogoninae) MCI = 3 NO YES Is the abdomen needle-like & shiny with the abdomen terminating in rosette of setae? NO Psychodidae CONTINUED MCI = 1 CONTINUED Stratiomyidae MCI = 5 posterior rosette of YES hairs Is the head capsule Empididae Mouthhooks may be exposed, the body MCI = 3 present or absent, & flattened & leathery YES the head capsule with a posterior exposed or retracted. rosette of hairs? NO Are 7 pairs of prolegs, or weakly developed transverse welts present? Tabanidae MCI = 3 NO YES Do fleshy pseudopods circle the body, & is the head capsule retracted, & the antennae well YES developed NO NO Is the head capsule somewhat hardened & antennae well Pelecorhynchidae developed? The head capsule MCI = 9 maybe retracted. Sciomyzidae NO MCI = 3 YES Do short lobes surround the Syphridae spiracular disc? MCI = 1 YES NO Is the respiratory tube long & thin, & ≥ to the body length? Ephydridae MCI = 4 YES NO Is the entire body covered in prominent short setae or spinules? NO Muscidae MCI = 3 .