LOUSE FAMILY TROCHILIPHAGIDAE — CARRIKER 



335 



Trochiliphagns irazuensis, new species 



Figure 10,6-c 



Types, male and female adults, from Selasphorus jlammula Salvin, 

 collected by the author on Volcan Irazii, Costa Rica, February 1902, 

 in the collection of the author. Species represented by 9 holotype, 

 d" allotype, and cf paratype. 



Diagnosis: Recognized by its small size (length 2.57, 9); frons 

 uniformly circular; cephalic carinae narrow; propulsion sclerite of 

 sucking apparatus long and narrow; sides of pro thorax straight; 

 abdominal carinae narrow and pleurites very wide and deeply 

 pigmented. 



The measurements (in mm.) for T. mellivorus and T. irazuensis are 

 as follows: 



T. mellivorus T. irazuensis 



Type, female adult, from Boissonneaua j. flavescens (Loddiges) col- 

 lected by the author at Buenos Aires, Dep. Norte de Santander, 

 Colombia, Sept. 14, 194G, in the collection of the author. Species 

 represented by 9 holotype and 2 9 paratypes. 



Diagnosis: Frons uniformly rounded; head wide, both at frons 

 (0.37) and temples (0.G8); prothorax with prominent, rounded 

 anterolateral angles, bearing a spine and 1 long seta, and with concave 

 sides; preantennary carinae with a branch extending backward from 

 median portion to antennary fossae. Measurements follow the next 

 species. 



Trochiliphagus breviceplialus, new species 



Figure 11,6 



Type, female adult, from Phaethornis a. augusti (Bourcier), collected 

 by the author at Ocafia, Norte de Santander, Colombia, Nov. 3, 1946, 

 in the collection of the author. Represented by the 9 holotype only. 



