170 Ins. 
XIII. INSECTA.—HYMENOPTERA. 
Parahalictoides subg. n. of JIalictoides, for H. campanula, etc., Cockerell 
& Porter, p. 420, Ann. Nat. Hist. iv. 
Pentaperdita subg. n. of Perdita , for P. albovittata , Cockerell & Porter, 
p. 415, t. c. 
Painurgidce; Perdita , and other genera of, tabulated, Ashmead, Pysche viii, 
pp. 372-376; Perdita , and allies, notes on, Cockerell, p. 418, 
Psyche viii; Perdita discussed, with new subgenera, Cockerell & 
Porter, pp. 414, 415, Ann. Nat. Hist, iv ; Perdita , validity of the 
genera Philoxanthus and Xornadopsis queried, Cockerell, pp. 312 
and 323, Psyche viii ; P. grandiceps ^ , characters, Cockerell, p. 256, 
Canad. Ent. 1899. 
Perdita howardi, ashmeadi , p. 492, sonorensis , p. 493, lucice , p. 494, Mexico, 
Cockerell, Ann. Nat. Hist, iii, n. spp. 
Perditella subg. n. of Perdita , for P. la.nea etc., Cockerell, p. 312, 
Psyche viii. 
Perditomorpha n. g. type P. bruneri , Ashmead, p. 86, Tr. Amer. ent. Soc. 
xxvi. 
Podalirius wegeneri, spinipes , p. 321, moricei, tridentatus , p. 322, schmiecle- 
knechti, p. 323, Egypt, Friese, Ent. Nachr. xxv, n. spp. 
Prosopis spinolce , albofasciata, Syria, Friese, p. 345, t. c.; P. bouyssoui , 
p. 535, gaullei, gabonica , W. Africa, pici, Beyrout, p. 536, arabica , 
Aden, andrei , Burma, liogonia , Australia, p. 537, Vachal, Ann. Soc. 
ent. France 1899 : n. spp. 
Protoxcea n. g. for Oxcea gloriosa Fox, Cockerell & Porter, p. 410, Ann. 
Nat. Hist. iv. 
Psithyrus , see Bombus. 
P. cevallice , New Mexico, Cockerell, p. 157, Entomologist 1899, n. sp. 
Pyri •homelecta n. g. type Epeolus glabrata , Ashmead, p. 66, Tr. Amer. ent. 
Soc. xxvi. 
Sphecodogastra n. g. type P. texana , Ashmead, p. 92, t. c. 
Spinoliella n. g. Panurgidee , type Campt. nomioides , Ashmead, p. 84, t. c. 
Stelis bidentata , Jericho, thebaidis , Egypt, Friese, p. 284, Ent. Nachr. xxv; 
>S. denticulata , Syria, Friese, p. 337, Ent. Nachr. xxv : n. spp. 
Synhalonia calif or nica, p. 137, albopilosa , p. 138, California, Fowler, 
Canad. Ent. 1899, n. spp. 
Tetraloniella n. g. type T. graga , Ashmead, p. 61, Tr. Amer. ent. Soc. 
xxvi. 
Tetraperdita subg. n. of Perdita , for P. sexmaculata, Cockerell & Porter, 
p. 415, Ann. Nat. Hist. iv. 
Trilia subg. n. of Dufourea q. v. 
Xenoglossodes n. g. type X. albata, Ashmead, p. 63, Tr. Amer. ent. Soc. 
xxvi. 
Xenoglossodes imitatrix , New Mexico, Cockerell & Porter, p. 407, Ann. 
Nat. Hist, iv, n. sp. 
Xylocopa , the African and European species, tables of characters, Vachal, 
Misc. ent. vii, pp. 89 etc.; the Hawaiian species is A", chloroptera from 
Asia, not X. brasilianorum , Alfken, p. 317, Ent. Nachr. xxv; X. 
modesta var. n. anicula , Vachal, p. 233, Bull. Mus. Paris 1899. 
X. natalensis , p. 97, biangulata, fraterna, p. 106, sphinx , p. 147, suspiciosa , 
p. 156, kamerunensis , senior , p. 159, Africa, Vachal, Miscell. ent. vii, 
n. spp. 
Zacesta n. g. Osmiince , type Z. rufipes , Ashmead, p. 73, Tr. Amer. ent. 
Soc. xxvi. 
Zadontomerus n. g. Ceratinidce , type, tejonensis Cr., Ashmead, p. 69, t. c. 
