— 95 — 



Voici maintenant quelques-unes des observations de West- 

 wood (i) : 



Note on Rhœtus Westwoodi 



« The précise habitat bf the original spécimen of Rhœtus 

 Westwoodi was unknown, but Major Parry has recently ob- 

 tained a second individual from the Himalayas. Hence he 

 is mduced to consider ît probable, that the Himalayan female 



WÊB^tmo+z**** 



{ } 



V/g 



Fig. 2. — Uurelito derelictus Parry. — Trois 

 (Coll. René Oberthûr). 



grandeur naturelle 



Dorcus derelictus may be the opposite sex of Rhœtus, whilst 

 at the same time he entertains the opinion that Dorcus rudis 

 Westw. is the female of the insect described below, under the 



name of Dorcus ratio cinativus 



In his original description of D. derelictus {fig. 2), Major 

 Parry was so struck with the « utterly anomalous slender 

 anterior and unarmed posterior tibias » and other characters, 

 as to doubt whether the spécimen were really a female, or a 

 maie with short ill-developped mandibles, and whether the 



(1) Westwood (J.-Q. ). — ■ Descriptions of some new exotic sfecies of 

 JL?.icg.nidœ (Tr^ns. Entom. Sop. Eondon, 1871, p. 355); 



