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 Insect Morphology and SystematicsII.
BRACHYCERA (Short-horn)Insect Morphology and SystematicsII.
BRACHYCERA (Short-horn)
Antenna is short and few segmented in adult.
Larval head is retractile into the thorax
Larval mandibles act vertically
Pupa is exarate.
Adult emergence is through a straight split in the thoracic region.
CYCLORRHAPHA: (Circular-crack)
Antenna is aristate in adult.
Larval head is vestigial with mouth hooks.
Larval mouth hooks act vertically.
Pupa is coarctate.
The coarctate pupa has a circular line of weakness along which the pupal case splits
during the emergence of adult. The split results due to the pressure applied by an
eversible bladder
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