11 



All the species belonging to this subgenus are inhabi- 

 tants of Africa. 



Conspectus specieruni. 



a. Epistonia iiiargine superiore manifesto, integro. 



Telsum late trianguliiin, lateribus levitcr incurvis, post late ro- 

 tiindatum. 



1. Mesannadillo tuberculatus. 

 (2. Mesannadillo marginatus). 

 a a. Epistoma niargine superiore medio deleto. 



Telsum triangulum, lateribus fortius iiieurvis. ut medium produc- 

 tum fiat, 

 b. Epistoma iimrgine superiore medio solo deleto. 



Truiici segmentum 1 margine laterali post sub;equaliter tisso. 



3. Mesannadillo albicornis. 



b b. Epistoma margine superiore fere toto deleto. 



Trunci segmentum 1 margine laterali post satis intequaliter 

 fisso. 



4. Mesannadillo rjuadrimaculatus. 



1. Mesarmadillo tuberculatus. 

 (Tab. II. fig. 19-27.) 

 Mesarmadillo tuberculatus Dollf. Ann. Soc. ent. France, v. (U. 1892. 

 p. 387. t. 7 f. 3 & 4 f.*). 

 Ovalis, convexus, opacus, minutissime et densissime se- 

 tigero-foveolatus. Gaput tuberculis 5 in transversum positis 

 ornatum; tuberculosse partes laterales trunci raagnse, segmen- 

 tum 1 ante in medio tuberculo majore instructura. 



Antennarum flagellum -/a scapi articuli 5 vix longius; 

 articulus 1 articulo 3 nonnihil longior, articulo 2 paulo 

 brevior. 



Oculi majores, ocelli c. 23. 



Epistoma medio convexiusculum, margine superiore fronti 

 adpresso, frontem in medio vix in lateribus nonnihil supe- 

 rante. Clypeus lobis oblique ovalibus. 



Trunci segmentum 1 margine laterali altecincto, siibre- 



*) The figure 4 f. by Dollfus 1. c. certainly relating to this species 

 he must by miswriting have placed it belonging to Synarmadillo 

 clausus. 



