LARVAE OF APHODIINAE — JERATH 75 



dorsoepicranial setae and two microsensillae on each side. Frontal 

 sutures distinct. Clypeus distinctly divided into smaller preclypeus 

 and large postclypeus, 



Epipharynx with protophoba bistichous on left and monostichous 

 on right; protophoba with 16-18 microsensillae; mesophoba poly- 

 stichous. Crepide flask-shaped; epitorma asymmetrical, flattened 

 apically and bent towards laeophoba. 



Mandibles yellowish brown with scissorial and molar area dark 

 brown. Each mandible dorsally with a single seta, ventrally without 

 setae. 



Maxillary stridulatory area with an irregular row of 12-15 teeth 

 pointing cephalad. Galea ventrally with a long seta and a row of 

 four or five short setae. 



Abdominal segments 1-6 each with three dorsal annulets; each 

 annulet with a transverse row of setae except the last annulet of 

 segment 6. On the annulets of segments 1-5 each prescutum with 

 six short setae, each scutum with three long setae and three short 

 setae on each side, and each scutellum with 10 short setae. Seg- 

 ments 7 and 8 broad, each segment with two dorsal annulets and each 

 annulet with a transverse row of setae. Segments 9 and 10 narrow, 

 each with two transverse rows of closely placed setae but dorsa not 

 divided. 



Raster with teges of 40-45 hamate setae scattered irregularly on 

 the venter of 10th abdominal segment, four or five long slender setae 

 on each side. Lower anal lobe divided into two sublobes placed 

 laterally. 



Ataenius strigicauda Bates 



Figure 81 



Material examined: Six third-stage larvae and two second-stage 

 larvae reared in original soil Aug. 26 to Sept. 29, 1945, by O. L. Cart- 

 wright (USNM). 



Description: Maximum width of head capsule of third-stage larva 

 1.32-1.38 mm. Cranium hght yellow, surface smooth. Three 

 dorsoepicranial setae and two microsensillae on each side. Frontal 

 sutures distinct. Clypeus distinctly divided into smafler preclypeus 

 and large postclypeus. 



Epipharynx with clithra enlarged mesally. Protophoba bistichous 

 on left and monostichous on right, with 16-18 microsensiflae; meso- 

 phoba monostichous in the middle and polystichous on the sides. 

 Crepide smaU and subcu'cular; epitorma asjnnmetrical and flattened 

 apically. 



