Measurements: Oxylipeurus mesopelios oolchious Clay, 1938. 



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Head Length 

 Head Width 

 Prothorax Width 

 Pterothorax Width 

 Abdomen Length 

 Abdomen Width 

 Total Length 



PECTINOPYGUS 



Pectinopygus Mjoberg, 1910. Ark. Zool., 6: 95. 



Type species: Lipeurus pullatus Nitzsch, 1866 (A synonym of 

 Pectinopygus hassani (0. Fabricius, 1780). 

 Micvonaubates Pessoa and Guimaraes, 1935. Rev. Brasil. Biol. Hyg. S. 



Paulo, 6: 109. 



Type species: Naubates (Micronaubates) gavbei Pessoa and 

 Guimaraes, 1935. 

 Epipelecanus Harrison, 1935. In Thompson, Ann. Mag. Nat. Hist., (10), 



16: 149. 



Type species: Lipeurus fovficulatus Nitzsch, 1866. 

 Epifregata Harrison, 1935. In Thompson, Ann. Mag. Nat. Hist., (10), 



16: 150. 



Type species: Lipeurus graoilicomis Piaget, 1880. 

 Philichthyophaga Harrison, 1935. In Thompson, Ann. Mag. Nat. Hist., 



(10), 16: 150. 



Type species: Lipeurus breviaomis Denny, 1842. 



Head slightly longer than broad, conical, with sides of preantennal 

 region straight or slightly convex, dorsal anterior plate distinct, 

 somewhat hexagonal and longer than wide. Trabeculae small, reaching 

 the middle of the 1st antennal segment; antennae alike in both sexes 

 or, in some species sexually dimorphic. Temporal lobes rounded, and 

 wider than head at the insertion of the antennae. Prothorax about twice 

 as wide as long, sides slightly divergent, with dorsal setae of varying 

 lengths at each posterolateral angle; pterothorax trapezoidal with 

 sides slightly divergent. Thoracic sternal plate well developed. Legs 

 long. Abdomen elongate with pleural and sternal plates distinct. Ter- 

 minal abdominal segment of female bilobed; vulva with dense fringe of 

 setae. Male genitalia distinctive, the parameres smooth and slender 

 with free or fused distal ends. Members of this genus are parasitic on 

 birds of the order Pelecanif ormes. 



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