214 Mr. T. V. Wollaston on new Canarian Cokoptera. 



the very few teeth in most species and their total absence in 

 some, in the inferior character of the teeth and the growth of 

 but one set — in all of which characteristics, as well as their bulky 

 bodies, there is a close parallelism with the Mutilates, the lowest 

 of the Megasthenes. 



XXIV. — Diagnostic Notices of New Canarian Coleoptera. 

 By T. Vernon Wollaston, M.A., F.L.S. 



Having been occupied for some time past in preparing a Cata- 

 logue of the Coleoptera of the Canarian Archipelago, and being 

 unavoidably delayed in the completion of it, the following dia- 

 gnoses of a few of the new forms which have long been described 

 at considerable length in my manuscript, and many of which 

 are now widely distributed in European collections, may serve 

 to secure the priority of the names which I have imposed upon 

 them. 



Fam. Carabidse. 



Genus Metabletus, Goebel. 



1. Metabletus inaqualis. 



M. seneus, distincte alutaceus, sat nitidus ; prothorace cordato ; 



elytris plus minus insequalibus, distincte striatis, utroque foveis 2 



magnis notato ; antennis femoribusque nigro-piceis, illis ad basin, 



tibiis tarsisque plus minus piceo-fuscis. 

 Long. corp. lin. 1^-lf- 

 Habitat in Canaria, Teneriffa, Gomera et Palma, praesertim in syl- 



vaticis degens. 



Genus Tarus, Clairv. 

 2. Tarus zargoides. 



T. subnitidus, fusco-piceus, pilis mollibus erectis brevissimis sat 

 dense vestitus ; capite prothoraceque dense et profunde scabroso- 

 punctatis, hoc cordato angulis ipsis posticis paulo exstantibus ; 

 elytris ovalibus, subconvexis et undulato-insequalibus, profunde 

 (sed subirregulariter) punctato-striatis, intevstitiis minute punctu- 

 latis, limbo vix rufescentiore ; antennis palpisque testaceis, pedibus 

 pallido-testaceis. 



Long. corp. lin. 2^-2§. 



Habitat in sylvaticis montosis Teneriffse, sub lapidibus rarissimus. 



Genus Masoreus, Dej. 



3. Masoreus arenicola. 



M. nigro-piceus, distincte (oculo armato) alutaceus ; prothorace 

 transverso, subconvexo, postice in medio plus minus conspicue 

 transversim impresso sed vix rugato, canalicula centrali haud pro- 



