66 SUPPLEMENT. 



inner keels parallel ; outer keels diverging towards the face. Eyes very 

 pale testaceous, elliptical, oblique, slightly prominent. Antennae tawny, 

 filiform, slender, pale green at the base, much longer than the prothorax. 

 Prothorax thickly punctured ; keel extremely slight; transverse impressed 

 lines very distinct, partly black ; fore border, sides and hind border slightly 

 rounded. Prosternal spine slender, acute, rather long. Abdomen luteous 

 beneath. Hind femora as long as the abdomen, green at the tips; hind 

 tibiae bright red, rather shorter than the hind femora, their spines with black 

 tips. Wings very short. Length of the body 1\ lines. 



The specimen described seems to be not fully developed. 



a. Java. From Mr. Argent's collection. 



Caloptenos? dorsigee. 



Fcetn. Testaceus, gracilis, pilosus ; caput nigro unimttalum, fastigio 

 lanceolato compresso prominulo, f route obliqua ; antennce nigra; 

 •prothorax nigro bistrigalus, crista anlice nigra tridentata, margine 

 postico producto angulalo ; prosterni spina gracilis, obliqua ; tibice 

 postico: rufescentes; alee anticce pallide virides ; alee posticce 

 diaphance. 



Female. Testaceous, slender, pilose. Head with a black stripe on 

 the vertex; tip lanceolate, depressed, compressed, prominent; front oblique, 

 with four well-defined keels, the inner keels nearly contiguous. Eyes 

 elliptical, rather large. Antennas black, testaceous at the base. Prothorax 

 subsellate, with a black streak on each side and with a strongly-marked 

 keel, of which the fore part is divided into three black tubercles ; lateral 

 keels apparent near the hind border, which is elongated and angular. 

 Prosternal spine slender, oblique. Hind femora shorter than the abdomen. 

 Hind tibiae reddish, a little longer than the hind femora, their spines with 

 black tips. Fore wings pale green. Hind wings pellucid; veius black. 

 Length of the body Sh lines ; expansion of the fore wings 14 lines. 



This species may form a new genus : it has some characters of Tro- 

 pidacris, though it is of small size ; in the tip of the vertex it resembles 

 Stenobothrus. 



a. Chili. From Mr. Cuming's collection. 



Page 684. 

 Caloptenus strigifer. 



Mas. Fulvus, gracilis ; caput brevissimum, fastigio sulhexagonali,fronte 

 punctata ex parte nigricante ; antennce lutece ; prothorax nigricante 

 guttata: et strigatie, margine postico angulato; prosterni spina 

 gracilis; femora poslica subtus nigra, supra nigro biplagiata ; alee 

 posticae cinerece. 

 Male. Tawny, slender. Head very short; tip of the vertex flat, 



subhexagonal; front punctured, partly blackish, with four slight keels; 



inner keels slightly diverging towards the face; outer keels slightly 



diverging. Eyes large, nearly fusiform, approximate on the vertex. 



Antennae luteous. Prothorax widening slightly hindward, with many 



