tettigidjE. 843 



Female. Piceous, stout, apterous. Head much narrower than the 

 prothorax, with three spines on the vertex and with a protuberance between 

 the sockets of the antennae and a smaller protuberance near the face. Eyes 

 very prominent. Antennae very slender. Prothorax with a strongly-marked 

 tawny Irregularly serrated keel, which on the fore border terminates in an 

 obliquely projecting spine which extends over the head ; lateral keels 

 apparent and undulating in the middle part; a tawny horizontal and 

 directly projecting bidentate lamina on each side; hind part elongate- 

 conical, extending a little beyond the tip of the abdomen. Legs short; 

 four anterior femora much dilated; hind femora very broad, with a few 

 spines and tubercles on the outer side; hind tibiae with short stout spines on 

 each side. Length of the body 4 lines. 



a. Sierra Leone. Presented by the Rev. D. F. Morgan. 



4. Cladonotus Pelops. 



Fcem. Nigricans, robustus ; vertex bispinosus ; frons bituberculalus ; 

 -prothorax rugosus, carina dorsali antice determinata, lateribus 

 dilatatis quadrispinosis, postice abdominis apicem superans ; femora 

 dentaia. 



Female. Blackish, stout. Head with a spine on each side of the 

 vertex adjoining the eye; front with a tubercle on each side; two keels in 

 the middle part ; a single keel towards the vertex and a forked keel towards 

 tbe face. Eyes extremely prominent. Antenna? very slender. Prothorax 

 rugose, with a middle keel, which is most distinct in the fore part ; sides 

 dilated into membranes, each of which is armed with four spines; hind 

 part lanceolate, extending somewhat beyond the tip of the abdomen. Legs 

 stout; femora armed with teeth ; hind tibia? with very short spines. Wings 

 rudimentary. Length of the body 3£ lines. 



a. Ceylon. Presented by Dr. Hooker. 



5. Cladonotus turrifeb. 



Mas. Piceus, robustus, apterus ; caput subluberculatum ; oculi valde 

 prominuli ; prothorax tuberculutus, cornu longo dentato oblique 

 ascendente ramum dentatum emiltente armatus, postice abdominis 

 apicem fere attingens ; femora serrata, bispinosa ; tibia tarsique 

 postica fulvo bifasciata. 



Male. Piceous, stout, apterous. Head slightly tuberculate; the two 

 keels between the sockets of the antenna? less approximate than in most 

 species of the family; a more remote keel on each side. Eyes very 

 prominent. Antenna? very slender. Prothorax tuberculate, forming in 

 front a long compressed truncated obliquely ascending horn, which is more 

 than twice as long as the breadth of the head and which is dentate in front 

 and behind, and in front emits a dentate branch which is approximate to 

 and extends over the vertex; middle keel distinct; hind part extending 

 nearly to the tip of the abdomen, truncated and armed with two short 

 6pines at the tip. Femora serrated and armed with some very thick spines ; 



