Australia7i a7id Tasmanian Cryptocephalides. 417 



the greenish gloss is absent) much resemble those on the 

 preceding species ; the following are some of them — 



^4 Shoulders and a large subapical spot on each side black. 



B The same but in addition with a triangular black space about 



the scutellum. 

 C Resembling B but with the basal markings united. 

 D Resembling C but with the apical spots united. 

 E Resembling C but with the basal and apical markings united 



along the sides. 

 F Elytra black, the apex, sides and a submedian spot (of variable 



size) on each, red. 

 G Resembling F but with the sides dark. 

 H Elytra entirely dark except for a small submedian spot (closer to 



suture than side) on each. 

 In eight specimens the prothorax is immaculate, in five others 

 there is a short longitudinal vitta of variable size and shape. 



Cryptocephalus X-viridis, n. sp. 

 (Plates XXIII, XXV, XXVI, figs. 81, 150, 151, 194.) 



(^. Flavous or pale reddish-testaceous; head, a wide prothoracic 

 fascia (having a median projection both in front and behind), 

 scutellum, pygidium and under-surface black with a greenish gloss ; 

 elytra with the base, suture, shoulders and a longitudinal vitta on 

 each side (feebly connected with shoulders or not) metallic green ; 

 antennte (basal joints excepted) and tarsi infuscate. Pygidium and 

 under-surface with silvery pubescence. 



Head very densely and finely strigose, with small scattered 

 punctures. Antennas rather .stout, just passing hind coxae, second 

 joint very little shorter than third, third slightly shorter than fourth, 

 fourth slightly shorter than fifth. Prothorax with moderately dense 

 but irregularly distributed punctures, fairly large at sides but small 

 on disc, oblique impressions feeble, margins very narrow. Scntellfnit, 

 transverse, subtriangular, apex truncate, base notched. Elijtra with 

 small subhumeral lobes, densely (and in some specimens) coarsely 

 punctate, punctures becoming smaller and subgeminate in arrange- 

 ment posteriorly, with (in some specimens) feebly convex interstices. 

 Apex oi prosternnm wide and almost truncate. Abdomen with the 

 intermediate segments strongly incurved, the fourth not traceable 

 across middle, fifth large. 



Length 4;^ mm. 



