Mallopliaga from Birds of Cosia Rica, Central America 43 



Physostomum doratophorum sp. nov., pi. \', ii:^^ 4 



Female. — TJody, length 2.41 nun., width 1.10 nun.; short and 

 hroad, with sides of head deeply cniarginate. abdomen broadly 

 oval, whole body pale golden, darker on head, with elear brown 

 markings on head, thorax, and abdomen. 



Head, length .58 mm., width .6i mm. ; front broad, slightly 

 concave, with rounded lateral angles ; sides deeply emarginate 

 slightly forward of the middle, and just at the base of the 

 palettes, which are very large, filling the emargination and ex- 

 tending around on the sides in front; palpi projecting by almost 

 entire length, long and stout, apical segment largest, globular ; 

 sides of head behind bases of palpi convex and diverging; a 

 slight ocular notch ; temples small, rounded, with two short weak 

 hairs ; occipital margin concave, but the ^vide occiput strongly 

 convex, with a narrow darker border ; a narrow brown band 

 across the forehead just in front of the palettes; anterior mar- 

 gin of palettes bordered by a narrow dark brown band ; antennal 

 fossae of medium size, encircled by only narrow lines, and in- 

 terior slightly darker than general color of the head ; a black 

 ocular fleck; a narrow, brown, marginal band, encircling the 

 lateral emarginations at the base of the palettes and palpi. 



Prothorax of medium size, shield-shaped, with anterior mar- 

 gin concave, anterior portion of sides slightly concave, and whole 

 margin back of lateral angles nearly evenly rounded ; five short, 

 slender hairs on each side of the rounded lateral portion ; narrow, 

 brown, marginal bands along the portion of the sides anterior to 

 the lateral angles ; narrow, pale, internal bands curving back- 

 wards from the anterior angles to the anterior angles of the meta- 

 thorax ; two median, longitudinal bands enclosing a spear-head 

 shai)ed area. Metathorax about as long as prothorax, sides 

 broadly diverging, slightly sinuate, there being a slight lateral 

 constriction at the suture of the meso- and metathorax and a nar- 

 row clear dorsal line; posterior margin flatly rt)undcd ; posterior 

 angles rounded and slightly protruding; narrow brown bands 

 from the anterior angles along the lateral margin, broken at the 

 suture, back nearly to the posterior angles, then curving inward 

 and extending half way across the first segment of the abdomen, 



165 



