PHYLLOSCIETUS.— THAMNOSCIETXJS. 239 



right elytron, although more or less coriaceous, possesses all the veins of the normal 

 drum, and seems to be still somewhat susceptible of giving sonorous vibrations. 



Synopsis specierum. 



a. Antennae basi incrassatae, crasse pilosse, dehinc annulo luteo ornato. 



b. Corpus gracile, cicindeloides, pronoto elongato, gracili. Insectum caeruleum. — 1. caruleus, 

 Sss. 

 bb. Corpus crassiusculum, pronoto aeque lato ac longo. 

 c. Flavescens, nigro notatus. — 2. elegans, Guer. 

 cc. Flavus, elytris splendide viridi-metallicis. — 3. brunnerianus, Sss. 

 aa. Antennas basi haud incrassatae ; corpus erassiusculum. — Species proper to South America. 



1. Phylloscirtus caeruleus, Sauss. 



Phylloscirtus cceruleus, Sauss. Miss. Scient. Mex., Orthopt. p. 366. 2 ( ? c?),t. 7. figg. 3, 3a (<$) ; 

 Me"l. Orthopt. 6 e fasc. p. 638. 4 (?<?), fig. lxxx. 4. 



Hab. Mexico, Eastern Cordillera (Saussure). 



2. Phylloscirtus elegans, Guer. 



Phylloscirtus elegans, Guer.-Menev., Icon, du Regne Anira., Ins. p. 333 ( £ ) ; Gerst. Stett. ent. 

 Zeit. xxiv. p. 427 (1863) ; Sauss. Miss. Scient. Mex., Orthopt. p. 368. 3 {<$) ; Mel. Orthopt. 

 6 e fasc. p. 637. 2 (? $). 



Hab. Mexico. — Colombia. 



3. Phylloscirtus brunnerianus, Sauss. 



Phylloscirtus brunnerianus, Sauss. Miss. Scient. Mex., Orthopt. p. 368. 5 ( ? <$), t. 7. fig. 4 ( ? ) ; 

 Mel. Orthopt. 6 e fasc. p. 636. 1 ( ? $), fig. lxxx. 2, 3. 



Hab. Mexico (Mus. Paris). 



THAMNOSCIRTUS, Sauss. 

 Thamnoscirlus, Saussure, Mel. Orthopt. 6 e fasc. p. 630 (1878). 



Insects much like Phylloscirtus, with more or less coriaceous and coloured elytra, 

 mimicking the forms of various Cicindelidae. 



l. Thamnoscirtus cicindeloides, Gerst. 



Phylloscirtus cicindeloides, Gerst. Stett. ent. Zeit. xxiv. p. 428. 4 ( $ <£ ) (1863) ; Sauss. Miss. 



Scient. Mex., Orthopt. p. 369. 7. 

 Thamnoscirtus cicindeloides, Sauss. Mel. Orthopt. 6 e fasc. p. 631. 1 ( $ <J), t. 16. fig. xlvi. 1 ( ? ). 



Hab. Panama, Bugaba (Champion). — Venezuela, Caracas. 



