632 CATALOGUE OF 



ACBIDIUM DUBIUM. 



Fcem. Piceum, scabrum, apterum, gracile ; caput lestaceo bistrigatum, 

 fastigio pentagonali,fronte teslacea ; antennae nigra>, basifulvce; pro- 

 thorax subcarinatus, postice sublatescens ; prosterni spina robusta, 

 of u/rz, breviuscula ; femora postica fulva, apice picea ; tibia postica 

 virides, basi apiceque picea. 



Female. Piceous, slender, scabrous, apterous. Head with a testa- 

 ceous streak on the vertex along each eye ; tip of the vertex large, flat, 

 pentagonal; front testaceous; keels distinctly marked, hardly diverging 

 towards the face. Antennae black, tawny towards the base. Prothorax 

 slightly widening hindward, with a slight keel; transverse impressed lines 

 distinct; fore border and hind border slightly rounded; sides rounded. 

 Prosternal spine stout, acute, rather short. Hind femora tawny, piceous 

 at the tips, rather longer than the abdomen ; hind tibiae green, piceous at 

 the base and at the tips, a little shorter than the hind femora, their spines 

 with black tips. Length of the body 9 lines. 



a. Ceylon. Presented by Dr. Templeton. 



ACRIDIUM TARSALE. 



Fo3m. Nigrum,scabra,satgracilum,vix carinatum; caput fulvum, postice 

 nigrum, fastigio conico ; palpi pallide testacei ; antenna fulvce, apices 

 versus nigra ; prolhorax plagis nonnullis spatioque postico fulvis, 

 margine postico fere recto ; prosterni spina fulva, robusta, acuta, 

 longiuscula ; venter obscure viridis ; pedes virides, femoribus pos- 

 ticis supra fulvis, tarsis posticis piceis basi lestaceis. 



Female. Black, rather slender, scabrous, with a very slight keel. 

 Head lawny, black between the eyes and the hind border; tip of the 

 vertex flat, conical ; front with four distinct keels, which diverge slightly 

 towards the face. Eyes piceous, elliptical, testaceous along the hind side. 

 Palpi pale testaceous. Antennae tawny, black for one-third of the length 

 from the tips. Prothorax tawny along the hind border and with some 

 tawny patches; transverse impressed lines distinct; fore border and sides 

 slightly rounded; hind border nearly straight. Prosternal spine tawny, 

 stout, acute, rather long. Abdomen dark green beneath. Legs green; 

 hind femora a little longer than the abdomen, tawny above ; hind tibise a 

 little shorter than the hind femora, their spines with black tips ; hind tarsi 

 piceous, testaceous at the base. Wings rudimentary. Length of the body 

 13 lines. 



a. Ceylon. Presented by Dr. Templeton. 



Australasia, 



A. Prothorax roughly scabrous. - tenebrosum. 



B. Prothorax finely scabrous. 



a. Hind border of the prothorax not angular. 



* Keel of the prothorax well defined. - -. trausiens. 



