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PROCEEDINGS OF THE NATIONAL MUSEUM 



Figure 3. — Culicoides furens (Poey), lateral view of female, left wing and right legs removed, 

 with parts labeled (ex, coxa; em, epimeron; es, episternum; m, meron; pn, pronotum; 

 pp, propleuron; px, precoxale; tr, trochanter). 



and an undiflferentiated anterior vertex, usually with scattered setae 

 and a row of orbital hairs bent over the eyes. The compound eyes 

 are large and kidne^^^-shaped and more or less contiguous above the 

 bases of the antennae; they may be bare or with short pubescence 

 between the ommatidial facets. The ocelli are undifferentiated. 

 Between and below the compound eyes, the frontoclypeus surrounds 

 the bases of the antennae in the frontal region above, and forms a 

 convexly swollen clypeal region below at the base of the proboscis. 



The antennae are divided into 16 units, which for convenience will 

 be called segments in the traditional usage. The basal segment, or 

 scape, is ringlike and hidden by the greatly enlarged pedicel. Seg- 



