ORCIIETYPUS. 85 



Range. Ceylon, Congo. 



Characters of Scirtoti/pns, but the front rugose and the pro- 

 iiotum less strongly so, and with some obsolete nervures ; tegniiua 

 lanceolate, shorter than the wings. Ovipositor with the lower 

 valves serrulated. 



Keif to the Species. 



1 (2) Dorsal carina strongly excavated before 



the extremity subtnuwatus, Brunn. 



'2 (1) Dorsal carina not strongly excavated before 



the extremity. 



.3 (4) Dorsal carina regularly rounded rotundatus, Brunn. 



4 (3) Dorsal carina arched in front and depressed 



behind ceyloiiicus, Karsch. 



91. Orchetypus rotundatus, Brunn. 



Orchetypus rotundatus, Brunner, Abb. Senckenb. Ges, xxiv, 1898, 

 pp. 21G, 2i^0. 



Crest of the pronotum regularly rounded. 



Length, 30 mm. ; pi'onotum, 13 mm, 



Ceylox. 



Tijpe in the collection of Brunner von Wattenwyl. 



92. Orchetypus ceylouicus, Karsch. 



Choroetypiis ceyZo«i«<s, Karsch, Ent. Nachr. xv, 1889, p. 8; Burr, 



Ann. Soc. Espan. xxviii, 1899, p. 300. 

 Orchefi/pus ceylonicus, Saussure, Kev. Suisse Zool. xi, 1903, p. 73, 



pi. iii, fig. 6. 



Yellowish green, with brown markings. Antennae filiform, with 

 the joints longer than broad ; front very rugose ; fastigium of 

 the vertex truncated at the extremity. Dorsal carina of the 

 pronotum arched in front, and depressed behind, with the hind 

 margin sinuated. Tegmina rounded behind, not extending beyond 

 the abdomen. All the femora strongly foliaceously dilated; hind 

 tibiae with a terminal foliaceous lobe. Terminal appendages with 

 the tips hooked in opposite directions ; the upper valves strongly 

 dentated above, and the lo\^er ones below. 



Length 26-28 mm. ; tegmina, 19 mm. ; hind femur, 13 mm. ; 

 height of pronotum, 11-5 mm. ; greatest breadth of tegmina, 

 5 mm. 



Ceylon. 



Tgpe in the Berlin Museum. 



93. Orchetypus subtruncatus, Brunn. 



Orchett/pus subtnmcatus, Brunner, Abh. Senckenb. Ges. xxiv, 1899, 

 p. 221, pi. xvii, fig. 28. 



Crest of pronotum rounded and almost pointed in front, with 

 the apical third deeply excavated. 



