68 OKTHOPTERA. 



testaeeis, margine posteriore parum arcuato, valde obtusangulo vel rotundato. Elytra angusta, abdomen 

 paulum superantia, testaceo-hyalina, macula basali grandi campi analis rufo-castanea. Ala3 subhyalinse, 

 venis testaeeis, margine medio costali albicante ; vena ulnari ramos 3 ad marginem apicalem emittente. 

 Pedes testacei, crassiusculi. Femora subtus spinis apicalibus minimis ; femora anteriora subtus margine 

 antico dense piloso-pectinato ; femora intermedia et posteriora margine inferiore postico ante medium 

 spinis 2 remotis armato. Tarsi sat breves, metatarso postico reliquis articulis computatis paulo breviore. 

 Abdomen infuscatum, basi pallidum, marginibus lateralibus luteis. Lamina supra-analis testacea, trans- 

 versa, margine posteriore transverse arcuato, laminae infra-gen itali aequilonga ; hsec margine posteriore 

 obtusangulo, luteo-limbato, angulo rotundato. Cerci acutiusculi, laminam supra-analem superantes. 

 Long. 21 ; elytr. 18*5, pronot. 5*25, latit. pronot. 6*8 millim. 



Hab. Panama (Mus. Genavense). 



This species makes a sort of transition to the Panchlorinae, the femora being very 

 sparsely spinose, and the pronotum being intermediate in form between that of 

 Panchlora and that of Nauphceta. 



[OPISTHOPLATIA, Brunner de W. 

 Opisthoplatia, Brunner de W., Syst. des Blatt. p. 198. 



1. Opisthoplatia orientalis, Burm. 



Polyzosteria orientalis, Burm. Handb. ii. p. 482. 1 ; Saussure, Mem. Mex v Blatt. p. 54. 3 ; Stoll, 



Kakkerl. t. 5 d. fig. 25. 

 Opisthoplatia orientalis, Brunn. de W., Syst. Blatt. p. 199. 1; Saussure, Miss. Scient. Mex., 



Orthopt. p. 85. 1. 



Hab. India, in America transducta.] 



RHICNODA, Brunn. de W. 

 Rhicnoda, Brunner de W., Rev. du Syst. des Orthopt. p. 30 (1893). 



A very peculiar genus, remarkable on account of the shape of the body and its 

 produced triangular supra-anal plate. 



Synopsis specierum. 



a. Pronoti margo anterior reflexus. Femora anteriora spinis 3-4 armata, reliqua subtus inermia. 

 Arolia inter ungues perdistincta. — 1. reflexa, sp. n. 

 aa. Pronoti margo anterior haud vel vix reflexus. 



b. Femora omnia subtus spinosa. Arolia inter ungues nulla (Asiaticse). — rugosa, spinu- 

 losa, Br. 

 bb. Femora ? Arolia ? (Americanse.) — [2. laminata, Br.] 



1. Ehicnoda reflexa, sp. n. (Tab. IV. fig. 35.) 



c? . Brunneo-ochracea, subtus ochraceo-testacea ; tota granulata, aptera, deplanata. Antenna? breves. Thorax 

 valde carinatus. Pronotum rotundato-trigonale, utrinque granulatum, posterius tuberculis majoribus 

 nitidis instructo ; margine anteriore valde reflexo, disco eonvexo, subtrilobato. M eso- et metanotum squa- 

 moso-granulosa vel punctata, margine posteriore tuberculoso ; angulis retro productis, apice rotundatis. 



