400 INSECTA^ NEUROPTERA. 
wings with a long median longitudinal pouch, clothed with scales. D, fei'oXj 
sp. n., id. 1. c. p. 118, pi. ii. fig. 7, N. India. 
Notidohia griseola, p. 112, pi. ii. fig. 4, and nigrimla^ p. 113, fig. 6, id. 1. c., 
California : spp. nn. 
Leptocerida. 
Pseudonema ohsoletumf'WL., = Tetracentron sai'uthropus, Brauer; and the 
former genus, characterized from a mutilated example, is sunk in favour of 
the latter : id. 1. c. p. 128. 
Ascalajjhomerus is recharacterized, and details of A. Jinitimm figured, 
pi. iii. fig. 9 ; id. 1. c. p. 121. 
Ilydropsyche vicaria^ Walk., is redescribed and referred to Ganonema : id. 
1 c. pp. 12G & 127. 
Sotodes intm'upta. Thevenot, Ann. Soc. Ent. Fr. (6) i. pp. 371-373, 
pi. V. figs. 1-0, gives an account of the case and larva, the former being of a 
semipellucid texture, without admixture of sand. He describes and figures 
the various stages, and, thinking the species to be new, applies to it the 
provisional name Mystacida tnfasciata. 
Ganonema mollicidum, sp. n., id. 1. c. p. 127, pi. iii. fig. 12, Venezuela. 
Setodes argentifera, sp. n., id. 1. e. p. 129, fig. 13, N.W. India. 
Perissonmra, g. n., M‘Lachlan, 1. c. p. 119. $, spurs 2, 4, 4j abdomen 
robust j wings broad, the anterior pair with the radius confluent with the 
1st apical sector ) discoidal cell with a supplemental transverse nervule ; 
costal area with several strong transverse nervules, one of which is forked j 
maxillary palpi long, ascending, stout. P. paradoxa, sp. n., id. 1. c. p. 120, 
pi. iii. fig. 8, Japan. 
Ileteroplecti'on, g. n., id. 1. c. p. 123. Spurs <J 2, 4, 2, $ 2, 4, 4 j tibiae 
of the cf with long fringe \ wings broad, the superior pair elongately tri- 
angular, densely pubescent ; neuration alike in both sexes ,* posterior wings 
having the radius confluent with the first sector. H. calif ornicum^ sp. n., id, 
1. c. p. 125, pi. iii. fig. 10, California. 
Hydropsychidcs. 
Stenopsyche griseipennis. $ new to science : id. 1. c. p. 134. 
Plectrocnemia. 3 spp. occur in Europe, viz. P. conspersa, Curt., and 
2 spp. nn., and their anal appendages are figured : id. Ent. M. M. viii. 
pp. 143-140. 
Xiphocentron[;-rum\ g. n., Brauer, Verb. z.-b. Wien, xxi. p. 104. Allied to 
Nesopsyche : spurs 2, 4, 3 (4), the apical spurs of the hinder tibiae united 
into a long, flattened, sword-shaped plate j anterior wings with the apical 
forks 1, 2, and 4 present ; posterior wings with only fork 5 present ; no 
ocelli ; 4th joint of maxillary palpi and 2nd of labial very long. X. bili- 
mekii, sp. n., id. ibid. pi. ii. Mexico. 
Smioridea, g. n., M‘Lachlan, P. L. S. xi. p. 134. Spurs 1, 4, 4; antennae 
short, slender; ocelli absent; tibiae of $ slightly dilated; anterior , wings 
elongate, dilated towards the obtusely oblique apex, apical cells 1-6 present ; 
posterior wings broader, cells 2, 3, and 6 present, radius confluent with the 
first apical sector. S. fasciatella, p. 130, pi. iv. fig. 19, Texas, saucia, fig. 20, 
Peru, and murina, fig. 21, Chili, p. 137 : id. 1. c., spp. nn. 
