426 Dr. M. Burr — Notes on the Forficularia. 



Idolopsalis andeana, sp. n. 



Statura majore ; corpus Iceve ; abdomen J lateribus segroentis 5-7 

 aciitis, carinulatis ac striolatis ; ijygidium (J promineus ; forcipis 

 bracchia c? remota, ralida, intus deutata, arcuata. 



6. $. 



Long, corporis 19 mm. 19 mm. 



„ forcipis 5*5 ., 3 „ 



Large, deep chocolate-brown ; antennae with 14 segments^ 

 tawny, fourth nearly globular, the rest gradually length- 

 ening, passing from ovate to cylindrical; head tumid, the 

 sutures distinct ; pronotum broader than the head, trans- 

 verse, slightly widened posteriorly, smooth ; meso- and 

 metanota smooth ; sternum yellow-brown, the plates rather 

 short and broad ; legs yellow-brown, tarsi strongly pubes- 

 cent beneath ; abdomen almost smooth, with nearly obsolete 

 very fine punctulations ; sides of fifth to seventh segments 

 in the ^ acute and striolate, of eighth and ninth segments 

 convex but not acute, and striolate; last tergite ^ ample, 

 smooth, transverse, with a strong transverse depression near 

 the posterior margin, -which is truncate ; ninth steruite ^ 

 broadly rounded ; in $ sides of abdomen simple, last tergite 

 narrowed and simple, last sternite rounded ; pygidium J a 

 prominent, compressed, blunt tubercle; forceps with branches 

 (^ remote at base, stout, rather depressed in basal half, with 

 a strong blunt tooth at end of basal third, then attenuate 

 and strongly arcuate ; in ? contiguous, straight. 



Ecuador': Cayambe, 12,000-14,000 ft., ^ and ? {Ed. 

 Whymper, in c. m.). 



This fine species is very similar to /. riveti, but the body 

 is much smoother, the armature of the sides of the abdomen 

 in the male much stronger. It is the largest known species 

 of the genus, and the only one in which tlie pygidium is at 

 all prominent. 



Idolopsalis whymperi, sp. n. 



Statura minore ; nigro-brunnea ; abdomen punctulatum, segmentis 

 5-9 c? lateribus acuminatis, striolatis, carinatis ; forcipis bracchia 

 (S remota, basi triquetra, inermis, arcuata. 



S. $. 



Long, corporis 9-12 mm. 11-12 mm. 



„ forcipis 1-5-2 „ 1*5-2 „ 



Small, deep chocolate-brown ; antennae with 15 segments, 



