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NEW NORTH AMERICAN DIPTERA
Published online by Cambridge University Press: 31 May 2012
Extract
Macrocera immaculata, n. sp. – ♂ ♀. Head yellow, vertex brownish; antennæ dark brown, the two basal joints yellow. Thorax dark yellow, with the anterior margin and humeri light yellow. Abdomen dark brown, shining, with a wide yellowish posterior margin on each segment. Legs yellow, slightly brownsish at the tips of the femora, tibiæ and tarsi; legs and abdomen in the male with fine black hairs, which are less conspicous in the female. Wings yellowish hyaline, with a slight brownish stigma and very fine hairs. Length of body 5 mm., the antennæ and posterior legs each about double the length of the body.
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