hymenoptera. 301 



25. Tetralonia. cuniculina. 



Macrocera cuniculina, Klug, Symb. Phys. dec. v. t. 50. f. 14. 

 Hab. Egypt (Cairo). 



26. Tetralonia crinita. 



Macrocera crinita, Klug, Symb. Phys. dec. v. t. 50. f. 12. 

 Hab. Egypt (Cairo). (Coll. W. W. Saunders, Esq.) 



27> Tetralonia lanuginosa. 



Macrocera lanuginosa, Klug, Symb, Phys. dec. v. t. 50. f. 11. 



Hab. Egypt. 



28. Tetralonia testacea. B.M. 



Male. Length 4i lines. — The face below the antennae pale 

 rufo-testaceous, the labrura, mandibles and inferior margin of 

 the cheeks ferruginous, the antennae ferruginous, fuscous above 

 towards their apex, the vertex black ; the thorax dark rufo-testa- 

 oeous, on the disk are two obscure parallel longitudinal lines of 

 a lighter colour, the disk has a thin short griseous pubescence ; 

 on the metathorax and beneath it is of the same colour, but 

 longer; the tegulae and legs pale rufo-testaceous ; the wings 

 fulvo-hyaline, the nervures ferruginous. Abdomen fusco-ferru- 

 ginous, naked or merely having a few scattered griseous hairs, 

 beneath brighter ferruginous. 



Hab. Africa. 



29. Tetralonia Chinensis. B.M. 



Male. Length 5^ lines. — Black, the clypeus yellow, the 

 labrum white, fringed with bright pale yellow hairs ; the sides of 

 the face below the antennae covered with long griseous pubes- 

 cence ; on the vertex and disk of the thorax a clothing of pale 

 fulvous pubescence, on the cheeks and thorax beneath it is white ; 

 the antennae as long as the body, the joints subarcuate ; the 

 tegulae pale testaceous, the wings subhyaline, the nervures pale 

 ferruginous ; the four apical joints of the tarsi pale ferruginous, 

 the pubescence of the legs pale ochraceous. Abdomen nigro- 

 aeneous, the apical margins of the segments broadly rufo- 

 testaceous ; the basal segments have a thin pale fulvous pubes- 

 cence, beyond which it is fuscous. 



Hab. North China (Shanghai). 



