Lamellicorn Beetles. 165 
Sp. 3. Cotlodes castaneus, W. 
C. piceo-castaneus, nitidus, thorace maris parum excavato, 
elytris vix geminato-striato-punctatis, pedibus brunneis. 
Long. corp. 23. C. gibbo valde affinis. 
Habitat in Colombia. 
In Mus. D. Melly (Hybosorus castaneus, Bug. MSS.) 
Sp. 4. Cotlodes parvulus, W. 
C, luteo-brunneus, nitidus, elytris profundius geminato-striato- 
punctatis 9. 
Long. corp. lin. 24. 
Habitat in Brasilia. In Mus. Melly. 
Species 4 preecedentes forsitan varietates sp. ejusdem existi- 
mari debent. 
From their geographical habitat I presume the following species 
belong to this genus :— 
Hybosorus rufulus, Laporte, op. cit. p. 108. 
Habitat in Insula St. Doming. 
Hybosorus humeralis, Mann. 
Habitat in Brasilia. 
Hybosorus auger, Mann. 
Habitat in Brasilia. 
Hybosorus discus, Dej. Cat. ined. 
Habitat Buenos Ayres, Brasilia. 
Hybosorus granarius, De}. Cat. ined. 
Habitat in Brasilia. 
Hybosorus testaceus, De}. Cat. ined. 
Habitat in Carthagena. 
Hybosorus minutus, Buq., Dej. Cat. 3rd edit. ined. 
Habitat Cayenne. 
Cu#rtopus, Westw. 
(Pl. XI. fig. 4, and details.) 
Corpus oblongo-ovatum convexum, superficie setosa. Caput 
parvum, anticé triangulare, clypei apice rotundato. Labrum 
porrectum, latior quam longus, margine antico recto, angulis 
rotundatis. Mandibule conice crasse subtrigonz, extus 
rotundate, apice curvato et intus oblique truncato, mem- 
branaque setosa interna instructe. Mazxille lobo externo 
subovato membranaceo setoso, interno minuto subcorneo, 
apice stylis duobus brevibus instructo. Palpi maxillares 
subbreves, articulo Imo brevissimo, 2ndo crasso, 3tio parum 
