SMITH ON IIYMEKOPTEIIA Or AEU ISLANDS. 15B 



wards their base ; the legs thickly spinose and pubescent ; the cal- 

 caria simple. Abdomen with scattered fine punctures; the apical 

 segment densely clothed with black pubescence ; beneath, with strong 

 scattered punctures. 



Male. Rather smaller than the female, much more closely punctured, 

 and not so shining and smooth j the face with a transverse arched 

 carina above the insertion of the antennae, which enters the emar- 

 gination of the eyes ; the clypeus strongly punctured ; in other re- 

 spects resembling the female. 



Hah. Aru. 

 This species belongs to Guerin's division Liacos, of which S. dimU 



diata is the type; the third discoidal cell is petiolated, the petiole 



entering the second submarginal about the middle. 



4. ScoLiA iNSULARis. S. uitida nigra; abdomine prismatico, alls 

 obscure fuscis cupreo submicantibus. 



Male. Length 7-9 lines. Shining black ; head punctured, the vertex most 

 finely and distinctly so. Thorax punctured, the disk of the mesothorax 

 im punctate, the punctures wide apart on the seutellum and metathorax; 

 the wings dark brown with a coppery iridescence, which has a remark- 

 able dimness as if breathed upon. The basal segment of the abdomen 

 strongly and closely punctured ; the following segments more finely 

 and distantly punctured, particularly the second and third segments. 



Hah. Key Island. 



b. ScoLiA QUADRICEPS. S. nitida nigra; fceminae capite magno sub- 



quadrato, alis fuscis cupreo iridescentibus. 

 Female. Length 6-8 lines. Black and shining; head subquadrate, 

 smooth and shining, as wide as the thorax, with a few punctures at 

 the sides of the face and between the antennae. Thorax finely punc- 

 tured, with the disk of the mesothorax impunctate ; wings dark brown 

 with a rich coppery iridescence. Abdomen with a fine prismatic lustre, 

 closely and strongly punctured towards the apex and at the extreme 

 base, the second segment and the middle of the third with only a few 

 very fine scattered punctures. 

 Hah. Aru. 



This species also belongs to the division Liacos ; the petiolated cell is 

 small and oblong -quadrate ; the male exactly resembles the female, ex- 

 cept that its head is smaller and narrower than the thorax ; the abdomen 

 is rather more strongly punctured. 



Gen. PoMPiLrs, Fair. 



1. PoMPiLUS DUBius. P. uigcr, pilis mutabili-sericeis tectus; alis 

 subhyalinis, apice nebuloso. 



Female. Length 4{ lines. Black and covered with a thin changeable 

 silvery pile, which is most dense on the sides of the metathorax and 

 base of the segments of the abdomen. The vertex emarginate behind, 

 the eyes very large, their inner orbits emarginate, reaching high on 



