/O M. A. Carrikcr 



a row of short hairs ; segments one to eight with continuous 

 transverse bands of deep clear brown across the posterior portion 

 of the segments ; a large band in ninth, not reaching lateral 

 margins. 



Male. — Body, length .86 mm., width .41 mm. ; head, length 

 .25 mm., width .51 mm.; differs little from female except in 

 much smaller abdomen, and slightly smaller head, the legs being 

 nearly as large ; genitalia long, very slender, widely separated, 

 with slightly curving tips. 



A male and female collected on Thainnophiliis dolt at its, at Juan 

 Vinas, Costa Rica, March, 1902. This is of the same general 

 type as M. maestuni Kell. and tityrns sp. nov. 



LIST OF HOSTS WITH PARASITES 



Tinamus robustus 



Docophorus sp. ? (juv.) 

 Lipeurus longipes tinami 



var. nov. 

 Lipeurus longisetaceus Piag. 

 Ornicholax robustus sp. nov. 

 Kelloggia brevipes sp. nov. 

 Goniodes minutus sp. nov. 

 Goniodes laticeps Piag. 

 Goniodes aberrans sp. nov. 

 Porzana cinereiceps 



Menopon tridens costarl- 

 cense var. nov. 

 Odontophorus guttatus 



Goniocotes eurysema sp. 



nov. 

 Goniodes longipes Piag. 

 Odontophorus leucolaemus 

 Menopon praecursor mere- 

 dionale var. nov. 

 Ortalis cinereiceps 



Lipeurus postemarginatus 

 sp. nov. 



^vlenopon ortalidis sp. nov. 

 Guara alba 

 Docophorus bisignatus N. 

 Lipeurus sp. ? (juv.) 



Gypagus papa 

 Lipeurus assesor Gieb. 

 Laemobothrium delogram- 



ma sp. nov. 

 Colpocephalum gypagi sp. 



nov. 

 Menopon fasciatum Rud. 

 Accipiter bicolor 



Nirmus fuscus epustulatus 

 var. nov. 



Buteo borealis costaricensis 

 Decophorus platystomus N. 

 Nirmus curvilineatus Kell. 



and Kuw. 

 Laemobothrium oligothrix 



sp. nov. 

 Colpocephalum osborni aus- 



trale var. nov. 



192 



