LABROTRICHUS.—DISTAPHYLA. 447 
+wo short equal joints, which taken together are only about one-third or one-fourth as 
long as the fourth joint. 
1. Labrotrichus aberrans, sp.n. (Tab. XIV. fig. 5.) 
Elongatus, convexus, rugosus, hispido-tomentosus, niger vix variegatus ; prothorace elongato, ineequali. 
Long. 33-5 millim. 
Hab. Mexico, Cordova (Sallé); GuatemaLa, Santa Cruz near San Gerdnimo 
({ Champion). 
Antenne with first joint thick ; second globular; third slender, longer than broad ; 
fourth to ninth each perceptibly shorter than its predecessor; fourth scarcely longer 
than broad: tenth and eleventh large, tenth transverse; terminal joint rounded, 
pubescent, but quite distinct from the tenth. Head hispid. Thorax elongate, narrowed 
behind, lobed in the middle in front, transversely very convex, uneven, strongly hispid, 
hind angles indistinct. Elytra very uneven, but without any evident sculpture, 
covered with tomentum (or texudation) and erect sete. Legs armed with erect 
“sete. 
Only one example has been procured in each locality. The one from Guatemala is 
a mere fragment apparently found dead, and may possibly belong to a closely allied 
species, distinct from the Mexican type. 
DISTAPHYLA. 
Distaphyla, Pascoe, Journ. Ent. i. p. 104 (1860). 
? Colydodes, Motschulsky, Etudes ent. 1855, p. 13 (without characters). 
This genus includes three Amazonian species, and two others from the Malay 
Archipelago. ‘The genus Colydodes, Motsch., though possessing a distinct place in the 
Munich Catalogue, is doubtless the same as Distaphyla. Motschulsky’s name cannot, 
however, be used, as it was not accompanied by any description. 
1. Distaphyla gibbiceps. (Tab. XIV. figg. 6; 6a, profile of head and thorax.) 
? Colydodes gibbiceps, Motsch. Etudes ent. 1855, p. 13, t. 1. fig. 117. 
Cylindrica, picea, opaca, setosa ; prothorace oblongo, lateribus parallelis serraticulis, margine anteriore pro- 
cessibus crassis duobus. 
‘Long. 43-53 millim. 
Hab. Mexico, Cordova (Sallé); GUATEMALA, Cerro Zunil, San Gerdnimo (Champion), 
‘Coban (Conradt) ; Panama, Volcan de Chiriqui (Champion). 
Antenne thick, the club large. Thorax with the sides parallel; in front marked by 
a deep transverse depression and prolonged anterior to this into two large hispid, 
approximate lobes; behind this there is a deep longitudinal depression extending to 
