150 
APIDiE. 
13. — Megachile diligens. 
Smith, Proc. Lin. Soc. XIY., p. 684 ; Kirby, Ent. Mo. Mag. 
XYIL, p. 86. 
Not uncommon,— forming nests of leaves of a species of 
Acacia rolled up into cylindrical cells, which are 
joined one at the end of another to the length of 
several inches, and are placed in crevices of 
masonry.”— T.B.) 
14.— Xylocopa aeneipennis. 
De Geer, Mdmoires, III., p. 573, tab. 28, f 8; St. Fargeau, 
Hym. II., p. 186 ; Smith, Proc. Lin. Soc. XIY, p. 684. 
Yery common and extremely destructive to wood by 
forming its nests in it, — the nests being long galleries, 
and made in dead or living trees. 
FOSSORES. 
YESPID.E. 
15. — POLISTES AURIFER. 
Polistes aurifer, Saussure, Mon. Guepes Soc. p. 78. 
Common — forming its nests in wood. 
16. — Polistes hebraeus. 
Vespa hebraea, Fab., Mant. Ins. i., 292. 
Polistes macaensis, Fab., Syst. Piez. p. 272. 
Common in Oahu. The specimen I have is nearly identical 
with the figure given by de Saussure of the var, 
macaensis in his Mon. Guepes Soc., pi. YII., f 1. 
The species has a wide range over Asia, &c. 
17. —ODYNERUS RADULA. 
Vespct mdula, Fab., Ent. Syst., II., p. 269. 
Odynerus localis, Smith, Proc. Lin. Soc. XIY., p. 678; 
Kirby, Ent. Mo. Mag. XYI., p. 86. 
Common on Kauai. 
