b PROCEEDINGS OF THE NATIONAL MUSEUM vol. 121 



transverse depression in the apex and the lateral lobe curving dorsally 

 to a point. Length of wing 6.5-7.0 mm. 



Female: Coloration and other nonsexual characters as in male 

 except that the antenna has 9 flagellomeres. Frons subshining 

 medially, the sides and occiput with broA\Tiish poUinosity; distance 

 between eyes about equal to smallest transverse dimension of eye; 

 rostrum slightly shorter than antenna. Wing length 8.0 mm. 



Holotype: Sylvania, Dominica, Jan. 28, 1965 (Clarke and Clarke), 

 cf , (USNM 68228). 



Paratypes: 1800 ft., Pont Casse, Jan. 12, 1965 (Clarke and Clarke), 

 1 cf ; mouth of Layou River, Jan. 20, 1965 (Clarke and Clarke), 1 (^ ; 

 light trap, Sylvania, Jan. 23, 1965 (Wirth) , 1 cf ;grassy marsh, Sylvania, 

 Jan. 25, 1965 (Wirth), 6 d", 1 9; 2.5 miles west of Pont Casse, Jan. 27, 

 1965 (Wu-th), 1 cf , 1 9; 2 miles west of Ponte Casse, Jan. 27, 1965 

 (Wirth), 1 cf ; Sylvania, Jan. 28, 1965 (Clarke and Clarke), 2 cf ; 0.5 

 miles west of Point Lolo, Jan. 28, 1965 (Wirth), 2 cf ; 1 mile east of 

 Pont Casse, Jan. 29, 1965 (Wirth), 1 9; Clarke Hall, Apr. 5, 1965, 

 (Flint), 1 cf , 1 9. 



Literature Cited 



Hardy, D. Elmo 



1945. Revision of Nearctic Bibionidae including Neotropical Plecia and 

 Penthetria (Diptera). Bull. Univ. Kansas, vol. 30, pp. 367-547, 

 13 pis. 

 Lane, J., and d'Andretta, C, Jr. 



1958. Neotropical Anisopodidae (Diptera, Nematocera) . Stud. Entom., 

 vol. 1, pp. 497-528, illustr. 



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