150 rETTJGID.E OF NORTH AMERICA 



hardly elevated, tlie crown in jjrofile barely protuberant above 

 the superior margin of the eyes. Frontal costa strongly 

 advanced before the eyes, about half their length, lightly 

 convex, compressed, narrowly sulcate. E^-es elliptic in dor- 

 sal view, conoidal in profile. Antenna; slender filiform. 

 Pronotum anteriorly more or less rounded, lightly produced 

 over the occiput, posteriorly subulate, acute, passing the pos- 

 terior femora; dorsum distinctly rugose, granulosa, with 

 irregularly dispo.sed longitudinal ruguht, before the shoulders 

 frequently strongly rugose, between the shoulders rather nar- 

 row, transversely tectiform, humeral angles widely obtuse; 

 median carina of pronotum conspicuous, little elevated, sub- 

 arcuate or subdepresso-arcuate anteriorly, lateral carinae of 

 pronotal process distinct; lateral lobes of pronotum posteri- 

 orly moderately bisinuate, posterior angle acute; scapular area 

 appreciably narrow, more or less bicarinate above. Elytra 

 elongate, more or less subrounded acute, marked near the 

 apex with a light spot; wings extended beyond the pronotal 

 apex about two millimeters or less. Femora entire; first and 

 third articles of posterior tarsi subequal in length, the second 

 and third pulvilli equal or subequal in length. 



Length of body, $, 13.9-17 mm.; pronot., 11. 2-14 mm.; 

 post, fem., 6.5-7.6 mm.; /, body, 11. 5-13 mm.; pronot., 

 9-10 mm.; post, fem., 5-6 mm. 



Specimens from Louisiana and Texas appear larger than 

 those from Florida, while those from southern Illinois are still 

 stouter. 



Locality, Missouri, Atherton (Adams); Louisiana, Ope- 

 lousas (Pilate); Texas, Paige (Fickiessen); Indiana, Vigo Co. 

 (Blatchley); Florida. Lake City, and V\.. Capron (Ouaintance); 

 Illinois, Johnson and Pulaski Counties (Gault); Tennessee 

 (Morse); Georgia, Tifton (Pilate). Also recorded from Md., 

 W. Va., Ky., N. C, and Miss. 



Acridium laterale, Say Am. Ent., pi. 5 (1824). 



Tetrix, 1st Ed., 583 (1833); Tettigidea lateralis, Scudd., 

 Bost. Jour. Nat. Hist., vii, 477 (1862). See Scudder's 

 Inde.x N. Am. Orth., 314, 315 (igoi), for comjilete bibliog- 

 raiihv. 



