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TACHTS. 



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resembles the ferruginous variety of T. < 



From the true T. 



smaller and wanting the frontal foveole 



Hab. Noeth America 1 2 . —Mexico, Cordova, Toxpam (Salle); Guatemala, near the 

 city (Champion). 



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I can detect no difference between Central- American specimens and others from 

 Pennsylvania and 

 but differs in beiri 



(Say) it is distinguished, as pointed out by Chaudoir, inter alia, by the three distinct 



punctures in the middle of the basal groove of the thorax. 



13. Tachys cruciatus. 



Tachgs cruciatus, Chaudoir, Rev. et Mag. Zool. 1868, p. 24, nota \ 



Hab. Mexico, Bobo, Jalapa, Vera Cruz (Hbge), Cordova, Tuxtla (Salle), Guanajuato 



(Luges, coll. Salle); Guatemala (Salle), near the city, Dueiias, San Geronimo, Rio 

 Maria Linda (Champion) ; Panama 1 . 



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Varies much in colour and markings. The typical form described by Chaudoir has 



glossy blackish-brown elytra, with two larg 



spots on each. The varieties are : 



In all 



1, blackish brown, with faint traces of red spots ; 2, red spots united ; 3, ground-colour 

 pale ferruginous, the red spots indicated by paler colour with ill-defined limit, 

 its colour- varieties the species may be distinguished from its allies by the conspicuous 

 single puncture in the middle of the forehead. 



14. Tachys obtusellus. 



T. cruciato et incurvo proxime affinis. Fuscus vel rufescens, politissimus ; elytris subcyaneis unistriatis utrinque 

 maculis duabus magnis f iilvis ; antennis, palpis et pedibus pallide fulvis, fronte impunctata ; thorace fere 

 sicut in T. cruciato, sed conspicue longiore, quadrato, antice paullulum rotundato dilatato, postice modice 

 subrecte angustato, angiitis posticis distinctis sed baud extantibus, cannula juxta angulum minime elevata 

 obtusa, sulco basali erenato, puncto magno unico mediano. 



Long. 1| lin. 



Eab. Mexico, Vera Cruz (Salle, Edge), Bobo (Edge). 



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Tachys mimdulus 



T cruciato et obtusello similis, sed elytris latius ovatis tboraceque relative angustiore et magis cordato. Castaneo- 

 fuscus, politus; antennis fuscescentibus, basi tantum rufis, pedibus testaceo-rufis ; elytris unistriatis, 

 utrinque maculis duabus magnis rufis ; fronte impunctata ; thorace late cordato, basin versus sinuato- 

 — gustato, angiitis posticis acutis, basi media tripunctata sed puncto mediano solum discrete, cseteris 



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minoribus in sulco basali impresso, foveis latis, impunctatis, cannula utrinque acuta sat elongata, obliqua. 

 Var. 1, elytris maculis anterioribus obsoletis ; 2, totis nigris. 



Long, li tin. 



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Hab. Mexico, Cordova (Salle), Jalapa, Vera Cruz (Edge) ; Guatemala, near the city, 

 San Joaquim, Tamahu (Champion). 

















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16. Tachys pericallis. (Tab. VI. fig. 10 



T. mundulo affinis ; thorace similiter relative angusto, sed corpore multo minus convexo elytrisque amplius 

 ovatis. Fuscus vel ferrugineo-fuscus, opalescenti-nitidus ; elytris utrinque maculis magnis transversis 



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