6o M. A. Carriker 



each side of tip and a median fringe of slender hairs ; a row of 

 seven or eight sliort, slender hairs along the posterior margin 

 of segments one to eight ; segments one to nine with heavy con- 

 tinuous transverse bands of deep smoky brown, darker in the 

 lateral portion of segments one to three and separated trans- 

 versely by clear sutures except between eighth and ninth. 



A single female taken on Buteo platyptcrus, at Juan Vinas, 

 Costa Rica, March, 1902. Easily recognized by the broad head 

 and parallel sided, banded abdomen. 



Menopon praecursor meredionale var. nov. 



Female. — Body, length 1.73 mm., width .73 mm.; head, 

 length .36 mm., width .54 mm. ; differs from praecursor in brown- 

 ish occipital bands curving outward from each side of the occi- 

 put to base of the antennae, and having a black spot at their 

 base ; eight hairs along the occipital margin instead of six; two 

 long hairs in the posterior angles of the prothorax instead of 

 one; posterior margin very flatly rounded instead of slightly 

 angulated ; transverse bands of abdomen narrower and paler ; in 

 segments six to eight there are, in addition to the row along the 

 posterior margin, two other rows of short hairs transversely 

 across the segment. 



Male. — Body, length 1.48 mm., width .59 mm.; head, length 

 .31 mm., width .52 mm.; paler than the female as in praecursor, 

 but has the transverse bands on the eighth segment of the same 

 intensity as the others. 



Three males collected from Melanerpes aurifrons hoffmanni, 

 at Juan Vinas, Costa Rica, in March, 1902, and three females 

 and one male from Odontophorus leucolaemus, on the volcano 

 Jrazu, April, 1902. 



Menopon tityrus sp. nov., pi. VII., fig. 4 



FicMALE. — Body, length 1.04 mm., width .52 mm.; very short 

 and broad, deep smoky brown, with wide short head having 

 large pitchy ocular bands ; broadly oval abdomen, with heavy 

 transverse smoky brown bands, pitchy in lateral portions. 



Head, length .24 mm., width .48 mm. ; twice as long as broad, 

 whole margin in front of the bluntly pointed templar angles a 



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