and Central American Malachiidae and Melyridae. 51 



Two males. Recognisable by the prolonged post-ocular 

 portion of the head, the rather stout legs, the testaceous 

 tibiae and tarsi, and the arrangement of the bluish-green 

 elytral markings, the very large, oval, subapical spot being 

 connected with the common basal fascia by a narrow line 

 on the disc. This species belongs to Horn's first section 

 of the genus and nmst come near A. oregonensis. The 

 head is polished and almost smooth between the eyes. 



3, Attains ovaticeps, n. sp. (Plate II, fig. 10, $.) 



$. Moderately elongate, slender, widened posteriorly, shining; 

 black, the anterior half of the head, the basal joints of tlie antennae 

 (tlie upper side of joint 1 excepted), the prcjtliorax (a narrow elongate 

 streak on the disc excepted), anterior trochanters, knees, and tibiae 

 and tarsi in part, riifescent or testaceous ; the elytra with a common 

 basal fascia and a very large oval patch on tiie disc (occupying about 

 half the length of each elytron and extending outwards to the lateral 

 margin), these markings subcoalescent at the middle, bluish-green, 

 and the rest of their surface llavo-testaceous ; finely pubescent. 

 Head greatly developed behind the eyes, subovate, minutely punctu- 

 late, bi-impressed in front, the eyes not prominent ; antennae short, 

 slender, joints 5-10 not much longer than broad. Prothorax 

 transverse, convex, broader than the head, mucli rounded at the 

 sides; polished, very sparsely, obsoletcly punctulate. Elytra a 

 little broader than the prothorax, gradually widened posteriorly, 

 leaving the last two abdominal segments exposed; transversely 

 rugulose and finely punctate. Legs very slender; posterior tibiae 

 almost straight. 



Length (excl. head) 2^V ^^^ 



Hah. Mexico, La Noria in Sinaloa (Hoge). 



One female. This insect has the elytra coloured as in 

 A. connexus (except that the large oval patch is extended 

 to the outer margin) ; from which it differs in its less elon- 

 gate, subovate head, the more rounded sides of the pro- 

 thorax, the slender legs and antennae, the slender build, 

 and the much smaller size. 



4. Attains gorhami, n. n. 



Attains sericans, Gorh., Biol. Centr.-Am., Coleopt. iii, 

 2, p. 118 {nee Erichson). 



Hab. Guatemala, Vera Paz. 



The unique type of this peculiar species is a female. 

 It has the general facies of a Dasytes, and may be known 



