HYMENOPTERA. 181 
eyes, the elypeus, labrum, a spot on the scape im front, and a 
minute spot above their insertion, yellowish-white ; a narrow 
line of the same colour behind the eyes, not reaching their ver- 
tex. Thorax: the posterior margin of the prothorax, the scu- 
tellum, the posterior angles of the metathorax, the tubercles, the 
anterior and intermediate cox in front, a spot on each side of 
the pectus, a line at the sides of the posterior coxe externally, and 
their apex beneath, yellowish-white ; the tibize and tarsi ferru- 
ginous ; the tibize dark fuscous above ; a yellow spot at the apex 
of the anterior and intermediate pair beneath ; wings hvaline. 
Abdomen : a slightly interrupted waved fascia crossing the basal 
segment in the middle, and an entire one on the apical margins 
of the following segments, yellow ; the apical one entirely so. 
Hab. United States. (Coll. W. W. Saunders, Esq.) 
This insect bears a very close resemblance to the C. maculata 
of Europe. 
Genus 11. MACROMERIS. 
Macromeris, St. Farg. Guérin’s Mag. Zool. pl. 29 (1831). 
St. Farg. Hym. ui. 463 (1849). 
1. MAcROMERIS SPLENDIDA. B.M. 
Macromeris splendida, St. Farg. Guérin’s Mag. Zool. (1831) 
pl. 29. f. 1; Hym. iii. 463.1. t. 32. f5¢. 
Hab. Java; India; China. 
2. MACROMERIS VIOLACEA. B.M. 
Macromeris violacea, St. Farg. Guérin’s Mag. Zool. pl. 30. f.1 3 ; 
Hym. ii. 464. 2. 
Hab. New Guinea; Assam. 
Genus 12. MYGNIMIA. 
Priocnemis, pt., Dahlb. Hym. Europ. i. (1843). 
Hemipepsis, pt., Dahlb. Hym. Europ. 1. (1843). 
Pompilus, pt., St. Farg. Hym. in. 430 (1845). 
Pallosoma, St. Farg. Hym. ui. 492 (1845). 
The genus Mygnimia is proposed for that group of Pompilide 
which have the neuration of the anterior wings as given below ; 
the characters of the various genera of the authors quoted, when 
applied to large groups of Pompili from various countries, will 
be found to merge into each other by almost imperceptible de- 
