76 ICHTHYURÜS OCTOPUNCTATUS. 



1 . Ichthyurus octopunctatus (v. Voll. iu Mus. 

 Lugd. Bat.), sp. n. 



Length about 8 mm. — The head, the parts of the 

 mouth and the antennae black, except the face as far as 

 the vertex , the mandibles and the two basal joints of the 

 antennae, all of which are golden yellow. The pro thorax golden 

 yellow, the disc with a large transverse black spot joining 

 the lateral margins near the anterior angles and narrowed 

 behind ; the mesothorax , the scutellum and the metanotum 

 golden yellow, the former with a fuscous spot on each 

 side above the intermediate coxae, the latter with two 

 lateral ovate black points , and , behind its posterior mar- 

 gin, with a triangular black spot. The elytra golden yel- 

 low, the outer margin from a little behind the base to 

 the end black, the black margin very broad at its base 

 and pointed inwardly, then narrowed; its inner margin 

 undulated; the wings iridescent, with a somewhat milky 

 tinge, brownish along the costal nervure. The anterior 

 legs golden yellow, with the tibiae and tarsi black, {the 

 intermediate pair wanti7ig) , the posterior legs golden yellow, 

 with the apex of the tibiae and the tarsi brown. Abdomen 

 golden yellow, with two lateral ovate points on each of 

 the four basal segments , these points placed in longitudinal 

 impressions; the apical segment black, with a brownish 

 stain at the middle of its base. Beneath: the apical seg- 

 ment of the abdomen brown at its base , the three basal 

 segments black, with the posterior and lateral margins 

 yellow; the metasternum black, with a large yellow spot 

 on each side. 



The head and pronotum shining, delicately punctured, 

 the latter somewhat flattened before the middle of the hind 

 margin , and with a slightly raised, finely grooved, polished, 

 longitudinal carina in the middle ; a row of deep punctures 

 near the anterior and posterior margin. The elytra opaque, 

 very closely covered with irregular punctures; a fine im- 



Notes from the Leyden IMuseuzu. 



