1904.] NATURAL SCIENCES OP PHILADELPHIA. 69 



strongly marked; tibise slightly shorter than the femora; metatarsi 

 but slightly more than half the length of the remaining tarsal joints. 

 Median femora a trifle longer than the tegmina, anterior inferior margin 

 with two and the posterior inferior margin with one apical spine, 

 median line with one spine which is more or less obsolete ; tibiae con- 

 siderably shorter than the femora and almost equalling the mesonotum 

 in length; metatarsi equalled in length by the second and third tarsal 

 joints. Posterior femora equal to the first, second and half of the third 

 abdominal segment, anterior inferior margin with two and the posterior 

 with one apical spine, median line with two subapical spines; tibiae 

 about three-fourths the length of the femora; metatarsi equal to the 

 second, third and fourth tarsal joints in length. 



General color pale yellowish-green, "washed with brownish on the 

 head, pronotum and mesonotum; tegmina and wings with the veins 

 darker than the basic color, costal margin of the tegmina and the base 

 of the same region of the wing opaque-white, discoidal area of the teg- 

 mina smoky-brown, posterior field of the tegmina milky- white; an- 

 tennae and an obscure postocular bar pale purplish; marginal femoral 

 spines black. 



Measurements. 



achalus jamaicensis 



& d 



Total length, 61.5 mm. 65 mm. 



Length of pronotum, 3 " 3 " 



Length of mesonotum 9 " 9.5 " 



Length of tegmina, 10 " 8.2 '' 



Length of wings, 39 " 36.5 " 



Length of anterior femora, 11.8 " 11.5 " 



Length of anterior tibiae, 10 " 10 " 



Length of median femora, 11 " 10 " 



Lengthof posterior femora, 14.8 " 13.5 " 



Genus ISCHNOPODA Grandidier. 



1869. Ischnopoda Grandidier, Revue et Magasin de Zoologie, 2e ser., XXI, 

 p. 293. • 



Type. — /. reyi Grandidier. 



Ischnopoda phillipsi Kirby. 



1897. Ischnopoda Phillipsi Kirby, Trans. Linn. Soo. London, 2d ser., VI, 



p. 467. [Somaliland.] 

 1901. Palophus reyi Rehn (not of Auct.), Proc. Acad. Nat. Sci. Phila., 1901, 



p. 288. [Somaliland or Gallaland ; no exact data.] 



The individual recorded by the author in the above-mentioned paper 

 is seen on second examination to be distinct from reyi, and appears to 

 be identical with Kirby's phillipsi. A few discrepancies exist, how- 



