70 COLEOPTERA. 



tance of nearly five English miles from the mouth, and 

 presented to the Royal Museum of Berlin), affords a signal 

 instance of the rapid progress made in our science during 

 the last ten years ; eight species, including the one I have 

 now the pleasure of describing, having in that period found 

 a place in the European catalogue. 



The absence of eyes at once distinguishes these insects 

 from the members of the genus Cat ops, which they greatly 

 resemble, and denotes the mode of life allotted them ; they 

 inhabit caves and other situations inaccessible, under ordinary 

 circumstances, to the rays of the sun, and appear to form 

 the connecting link between the genera Catops and Lep- 

 tinus. 

 5. Adelops Wollastoni, n. sp. Fig. %. 



A. breviter ovatus, ferrugineus vel fusco-testaceus, 

 tenuiter sat dense fulvo-pubescens, subtilissime punetu- 

 latns, capite utrinque supra antennas angulatim 

 producto, thorace transverso, bast leviter buinuato. 

 Length 1 — \\ lin. 



Short, ovate, ferruginous or dusky testaceous, finely and 

 rather thickly fulvous pubescent, minutely punctate. Head 

 with the crown depressed, gradually expanding on each side 

 anteriorly as far as the base of the antennae, where it is 

 suddenly narrowed, thus presenting acute lateral angles ; an- 

 tennae a trifle longer than the head, two basal joints elongate 

 sub-obconic, third, fourth, fifth and sixth much more slender, 

 of equal width inter se, but gradually decreasing in length 

 (three rather longer than broad, six nearly quadrate), seventh 

 suddenly dilated, obconic, eighth much smaller, transverse, 

 ninth and tenth rather broader than the seventh, slightly 

 transverse, eleventh shortish ovate, acuminate at the apex. 

 Thorax twice as broad as long, a little wider than the elytra, 

 gently and evenly rounded at the sides, much contracted in 



