CRABRONID^. InS. 107 
cwlebs, Patton, Bull. U. S. Geol. Surv. v. p. 355, Kansas (? =: ahdomU 
nalis, Say, $ ) : spp. nn. 
Pison iridipennis and hospes, spp. nn., F. Smith, Descr. New Hym. 
p. 139, and J. L. S. xiv. p. 676, Sandwich Islands. 
Dryudella modesta and Uneata, spp. nn., Mocsdry, 1. c. iii. pp. 127 & 
128, Hungary. 
Bemhicides, 
Patton, W. H. The American Demhecidm : Tribe Stizini. Bull. U. S. 
Geol. Surv. v. pp. 341-347. 
The groups Sphecii and Stizi, and the genera Sphecius (type speciosuSy 
Dru.), Bembecimis (type tridens, Fabr.), Stizus (type dentatus, Fahr.'), and 
2 new genera are characterized, and the species belonging to them 
enumerated. [Smith treated Sphecius as a synonym of Stizus, which he 
referred to the Nyssonidoi,~\ Sphecius speciosus, Dru. (= tricincta, Fabr.), 
variation and habits noticed; grandis, fervidus, Cress , and probably 
netmdensis, Cress., hogardi, Latr. (= rufescens, Lep.), and spectabilis, 
Tasch., are van*. A new var. convallis, from California, is described. 
Sphecius, Costa, nec Dahlb., is renamed Sphecienus (p. 345) ; type, Stizus 
nigricorniSy Duf. 
Bembex. Habits and nidification of several species described, Fabre, 
Souv. Ent. pp. 221-273. B. oculata and latreillii are sexes ; J. Lichten- 
stein, Ann. Soc. Ent. Fr. (5) ix. p. 43. 
Megastizus, g. n., Patton, Bull. U. S. Geol. Surv. v. p. 344. Inter- 
mediate between Sphecius and Stizus ; type, St, brevipennis, Walsh (= 
brendeli, Tasch.), ^ and var. described, p. 345 ; add St. texanus, Cress. 
Microbembex, g. n., id. 1. c. p. 364. Differentiated from Bembex and 
Stenioiia ; type, B. monodonta, Say (redescribed, p. 362). 
Bembex julii, sp. n., Fabre, Souv. Ent. pp. 234 & 321, Avignon. 
Nyssonides, 
Nysson lateralis, Pack., and Spilomena pusilla, Say, $ $ described : 
Patton, Canad. Ent. xi. p. 213. 
Nysson ccqualis, sp. n., Patton, Canad. Ent. xi. p. 212, Massachusetts. 
Larra divisa, sp. n., id. Bull. U. S. Geol. Surv. v. p. 368, Kansas. 
Nysson chevrieri, sp. n., F. F. Kohl, Verh. z.-b. Wien, xxix. p. 399, 
Botzen. 
Hoplisus anceps, p. 133, nigrifacies, p. 134, minutus, p. 136, Hungary, 
and ottomanus, Asia Minor, p. 136, note, Mocsdry, Term, fiizetek, iii. ; H. 
gracilis, Patton, Canad. Ent. xi. p. 210, Connecticut: spp. nn. 
Alyson festivum, sp. n. (? = bimaculatum, Panz., var.), 1. c. p. 129, 
Hungary. 
Grahronides, 
Crabro dimidiatus, var. from Dumfries noticed ; R. Service, Scot. Nat. 
V. p. 64. 
Cerceris. Several species provision their nests with CurculionidcB, 
which remain paralysed, but not killed by the sting, being stung between 
the first and second pair of legs, and the thoracic ganglions pierced. 
1879. [vOL. XVI.] C 8 
