in the British Museum. 437 



rthonecroscia ruficeps } sp. n. 



Long. corp. 38-50, exp. al. 53-65 mm. 



Black ; head, base of antennae, and incisions and three 

 terminal segments of the abdomen sealing-wax red; in the 

 female the legs are also varied with red. Tegmina black, 

 paler towards the extremity in the female. Wings with the 

 costal space black or dark brown, intersected by a fusco- 

 hyaline line extending from the base to the tip ; membranous 

 part fusco-hyaline, with brown nervures. 



Hob. Solomon Islands (Guadalcanal-). 



A very distinct species. 



Genus Necroscia, Serv. 



Necroscia, Serv. Ins. Orth. p. 250 (1839). (Type roseipennis, Serv.) 

 Sipyloidea, Brimner, Ann. Mus. Genova, xxxiii. pp. 84, 86 (1803). (Type 

 sipylus, Westw.) 



Necroscia tonquinensis } sp. n. 



<J . — Long. corp. 72, long, capitis et pronoti 15, exp. al. 88, 

 lat. al. 23 mm. 



? . — Long. corp. 105, long, capitis et pronoti 22, exp. al. 

 115, lat. al. 30 mm. 



Male. — Pale brown ; head rather long, oval, and raised 

 behind, yellow ; median line of head and pronotum sulcated ; 

 head with a row of small granules between the eyes, and 

 meeting behind them in a V, and several other symmetrical 

 rows of small granules adjoining and on each side of the 

 median sulcus ; below these is a brown line below the eye, 

 continued as a black carina on the sides of the prothorax 

 and mesothorax, and forming a raised black ridge on the 

 tegmina, which are otherwise yellowish and obtusely rounded 

 at the extremity. Antenna? pubescent, brown, blackish 

 towards the base and at the joints ; pro- and mesothorax 

 thickly granulated, the former sulcated and the latter slightly 

 carinated; abdomen with a black median line, slightly raised, 

 on several of the segments. Legs pubescent, yellowish 

 brown, indistinctly mottled with pale brown ; femora blackish 

 towards the extremity. Costal area of wings yellowish 

 brown, more yellowish along the costa, and with three or 

 four long yellow spots, partly surrounded with black, on the 

 hinder edge j the membranous part iridescent hyaline, with 

 yellowish nervures ; those at the base red. 



Female. — Brown ; antenna? varied with black and pale ; 

 head yellowish, the mouth-parts black in the middle and on 

 Ann. & Mag. N. Hist. Ser. 7. Vol. xiii. 30 



