344 TRANSACTIONS OF THE 



4-jointed, the first and third joints are nearly equal, the second 

 rather longer, the fourth elongate and attenuated : labipalpi 

 3 jointed, the first and second joints being very short, the third 

 longer and obovate : antennae 10-jointed, and formed similarly 

 to those of the genus Mec/asoma of Kirby : the body is oblong; 

 the head of the male has a recurved serrated horn : the ibre 

 feet of the male are very long and curved : the last joint of the 

 tarsi pilose on the outer side. Of this remarkable and very 

 beautiful genus Mr. Hope mentions seven species: — Porteri, 

 Hope; /«f«s, Hope; C/a^/f^'^r, Fabricius; H a status, Ydhv'icwx^-, 

 jEgeun, Fabricius ; Plzarro, Hope ; and Gnildinii, Hope. 



Characters of Golofa Porteri. Rufo-castaneous, antennae 

 black, with a rufo-piceous club: the horn of the head recurved, 

 very much serrated, and almost as long as the elytra: the pro- 

 thorax is armed with a simple erect horn, which is pilose 

 anteriorly: scutellum red, with a black margin, and punctured: 

 the elytra are castaneous, thickly punctured, with the suture 

 and margins black : the body below is piceous, thickly covered 

 with a fulvous pubescence : the legs are black, the fore tibiae 

 are 3-spined, and have a spur at the apex ; the hind tibiae 

 have 2 spurs. The female of this insect is unknown ; the 

 male, described above, is 29 lines in length, and 14 in 

 breadth ; it was taken at Venezuela, by Sir Robert Kerr 

 Porter, and presented by that gentleman to the United Service 

 Museum. 



Characters of Golofa Lucas. Male, — pale, castaneous : an- 

 tennae black, with a rufo-piceous club : the horn of the head 

 is black, recurved at the tip, slightly keeled on the back, and 

 slightly toothed : the prothorax is furnished with a short erect 

 horn, acute at the tip, and covered with a fulvous pilosity: the 

 scutellum is black, and thinly punctured : the elytra are punc- 

 tured, testaceo-castaneous, with a black suture and margins: 

 the body beneath is pitchy black, thickly covered with a ful- 

 vous pubescence : the fore tibiae are 3-spined, and have a spur 

 at the tip ; the hind tibiae have two spurs. Female, — head 

 black, with a spine in the middle: prothorax bright, castaneous, 

 with large punctures : elytra castaneous, deeply punctured, 

 with three yellow lines on eacli : the fore legs are without any 

 fulvous pubescence. This species inhabits Mexico; it is 18 

 lines in length and 10 in breadth. 



Characters oi Golofa Pizarro. Rufo-castaneous; the horn 



