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138 



ADEPHAGA. 



Zapote, Capetillo, Cubilguitz, El Jicaro, Senahu, San Geronimo (Champion) ; Nicaragua, 

 Chontales (Janson). i. 



I have adopted the MS 



g 



to this species by Chaud 



in the Salle 



It is doubtful, however, whether it can be retained as specifically 



collection. 



from T. Jlavicauda. T. marginicollis (Mots.), from New Orleans 



form, coming nearer T. autumnalis than T . Jlavicauda. 



also a 



doubtful 



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3. Tachyta cucujoides. (Tab. VI fig. 7.) 



T. paralleled proxime aflinis, quoad formam latam, oblongam, depressam simillima, sed differt statura relative 



longiore. 



nigro 



fuscis, tertia parte apicali, antennis, palpis pedibusque flavo-testaceis ; thorace lato, quam elytra vix an- 

 gustiore, lateribus antice late rotundatis, basi transversim silicate, juxta angulos rectos posticos carinulato, 

 margine explanato-reflexo ; elytris vage striatis, striola recurrence submarginali. 

 Long. 2| millim. 



Hob. Beitish Honduras, Belize (Blancaneaux) ; Guatemala, Cubilguitz (Champion). 



Agrees with T. autumnalis and T. Jlavicauda in the explanated and reflexed lateral 

 margins of the thorax, separated from the dorsal surface from base to apex by a groove- 

 like depression ; but differs in the greater relative width of the thorax, and consequently 



the 



T. parallela^ b 



shorter and relatively broader. 



more 



larly oblong form of the whole body. In this respect it resembles 



^longing also to the same small group ; but the latter species is much 



TACHYS. 



N 



Na 



Ins. Deutschl. i 



p. 743 (2 te Gruppe = Tachyta excl.), I860. 



Tachylopha, Tachyura, Polyderis, Motschulsky, Etudes Entom. ll me annee, 1862, p. 27. 



A genus of minute Carabidae, having similarly to the Trechi a world-wide distribution 



more 



abundantly represented in the tropics than 



latter. About 180 species 



have been described. 



§ 1. Elytra utrinque punctis duobus, alter o ante medium alter o sub apicali juarta 



striae recurves apicem sito. 



l. Tachys diploharpinus. (Tab. VI. fig. 11.) 



Tachys diploharpinus, Bates, Proc. ZooL Soc. 1878, p. 602 \ 



" Oblongus, modiee convexus [nigro- vel rufo-castaneus], sericeo-nitens, subopalescens ; partibus oris, antennis 

 pedibusque fulvis ; mandibulis acuto hamatis ; oculis prominulis ; foveis frontalibus fortiter impressis, post 

 oculos curvatis ; thorace lato, postice modiee sinuato-angustato, angulis posticis exstantibus acutis, margine 

 laterali elevato-explanato ; elytris lsevibus, stria suturali solum fortiter impressa, striola apicali recurva 

 fortiter impressa, ad apicem setifera, foveis irregularibus duabus submarginalibus, puncto discoidali mediano. 



" Long. 1-1 lin." 



Hab. Guatemala, San Joaquim (Champion); Nicaragua, Chontales (Janson) 1 . 









































































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