332 MB. W. L. DISTANT ON THE RHTNCHOTA [Apr. 16, 



of the first joint of the antennae is distinctive in some specimens, 

 but seems to fail when a larger number are examined : the color- 

 ation of the anteunsB is an entirely variable character. 



ElPTOBTUS ABDOMINALIS, 



Alydus abdominaUs Westw. in Hope Cat. ii. p. 19 (1842). 



Alydus ohscuricornis Dall. List Hem. ii. p. 475 (1852). 



Hab. Australia : Port Essington (Brit. Mus.). 



The types of Westwood's species are unlocalized. "Habitat in 



Brasilia?" 



Subfam. CoRiziNit;. 



CoEizus EOBUSTUS. (Plate XXX. fig. 2.) 



Oorizus robustus Westw. in Hope Cat. ii. p. 26 (1842). 



CoBizus viNCENTii. (Plate XXX. fig. 3.) 



Corizus vincentii Westw.^in Hope Cat. ii. p. 26 (1842). 



Sebinetha tbateena. (Plate XXX. fig. 6.) 



Pyrrliotes fraterna Westw. in Hope Cat. ii. p. 26 (1842). 



The unique type is without legs, antennae, or habitat. 



Sebinetha gbiseiventbis. 



Pyrrhotes griseiventris Westw. in Hope Cat. ii. p. 26 (1842). 



SerinetJia chevreuxi Noualhier, Bull. Mus. d'Hist. Nat. Paris, 

 1898, p. 233. 



Stal (Hem. Afr. ii. p. 114) describes this species, of which it is 

 stated " Exemplum typicum Westwoodi baud examinavi," as having 

 the " rostrum eoxas posticas attingens." The rostrum, however, is 

 much longer and generally reaches the third abdominal segment. 

 This is the real distinguishing character which separates the species 

 from /S. hcematica Germ. 



Summarized Disposition of the Hopeian Genera and Species. 



COBBID^. 



GtENEEA hbmaining tjndistubbed. 



Brachytes Westw. in Hope Cat. ii. p. 8 (1842). 

 Stenoscelidea Westw. loc. cit. p. 17. 



Gtenus tbeated as synonymic. 



Ceratopachys Westw. in Hope Cat. ii. p. 22 (1842) 

 =Homoeocerus Burm. 



Species and Geneba bemaining undisttjebed. 



Menenotus unicolor Westw. in Hope Cat. ii. p. 8 (1842). 



Brachytes bicolor Westw. loc. cit. 



Myctis (Mictis) hngicornis Westw. loc. cit. p. 11. 



