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ENTOMOLOGICAL NEWS 



[Nov., '12 



it shows much specialization structurally, particularly in the 

 wing venation with its short costa and the concentration of 

 the veins towards the base of the wing. In this respect it even 

 exceeds Limosina perparva, described by Williston from the 

 island of St. Vincent, and which may prove to have similar 

 habits. 



Wing of Limosina bromeliarum K. and M., n. sp. 



Limosina bromeliarum n. sp. 



Male and female: Black, subshining; frons opaque except on stripes 

 on which frontal bristles are situated, the central rows nearly 

 parallel and not strongly incurved ; face very distinctly produced, shin- 

 ing, concave in centre, one large and 3-4 smaller bristles on cheeks 

 close to mouth edge, jowls bare; second antennal joint with numerous 

 bristles and nearly as long as the somewhat triangular third joint, 

 arista twice as long as breadth of frons, very thin, with long 

 pubescence; dorsum of thorax with regular rows (10) of short 

 bristles, one pair of prescutellar dorsal and one much weaker and 

 widely separated pair of dorso-central bristles ; scutellum with four 

 marginal bristles; abdomen short and broad, especially in $, the 

 second segment elongated in both sexes, numerous strong lateral 

 hairs in both sexes, $ hypopygium large, slightly asymmetrical, with 

 a large central depression and numerous short hairs ; legs piceous, 

 fore femora with a series of bristles on ventral surface, the apical 

 three of which are strongest, fore tibiae slightly dilated towards apex 

 covered with short hairs, basal joint of fore tarsi nearly as long 

 as next three, mid tibiae with a regular series of three bristles nearly 

 on the dorsal surface and one on postero-dorsal surface at same 

 length from apex as lowest of the other three, hind femora with two 



