209 



Length of the body (supposed), 0.67 inch; expansion of elytra, 1.25 

 inches. 



The abdomen of the specimen described was mutilated. The converg- 

 ing lateral keels of the pronotum distinguish it from St. concinnulus and rugu- 

 losus (South American species). 



Honduras (Walker). . 



St.'viridissimus, Walk., Cat. Dermap. Salt., IV, 761. 



Female. — Vivid grass-green. Head and pronotum on each side with a 

 whitish, shghtly browu-hordered line. Head with a linear and very narrow 

 furrow on each side of the tip of the vertex; front with four slight, diverging 

 keels, the inner pair nearly contiguous where they join the tip of the vertex. 

 Pronotum with three very slight keels, the lateral pair very slightly curved 

 inward, bearing the lines before mentioned ; hind border rounder. Abdo- 

 men pale-testaceous, a little shorter than the hind femora. Hind tibife shorter 

 than the abdomen, their spines with black tijjs. Elytra pale rose-color, this 

 hue diminishing toward the tip ; costa rounded near the base. Wings pel- 

 lucid; veins black. 



Length of body, 0.75 inch; expansion of elytra, 1.17 inches. 



Honduras (Walker). 



St. mobilis, Walk., Cat. Dermap. Salt , V, suppl., 79. 



Male. — Pale-green. Head and pronotum with two irregular brown, 

 more or less interrupted stripes, which widen hindward. Head conical ; tip 

 of the vertex nearly round, with a curved transverse furrow ; front (face) 

 thinly punctured, with four very slight diverging keels. Eyes tawny, pear- 

 sliaped. Antennte brown, testaceous toward the base. Pronotum with a 

 well-defined middle keel, and with two slight lateral keels, which are angular 

 and diverge hindward ; fore border and sides nearly straight ; hind border 

 much rounded. Hind femora a little longer than the abdomen, with a black 

 patch on the inner side near the base; under side red. Hind tibiae red, 

 nearly as long as the hind femora, pale-yellow on each side at the base ; 

 blackish on each side at the tips ; spines black, except at the base. Elytra 

 nearly pellucid, with a discal stripe of spots and patches, which are formed 

 by brown or l)lackish veins ; a sub-costal line of transversely-elongated brown 

 27 A 



