401 
INSECTAj NEUROPTERA. ■ . 
Bittaom apterus^ s]i. n.^ M^Laclilan, Ent. M. M. viii. J). 100 (figiiro), 
Oalifornia. 
Pseudo-Keuroptera. 
Tiiysanura (see Zool. Rec. vii. p. 4*46, note). 
Tullberg, in liia “ Eorteckning ofm’ Svenska Podnridcr” (CEtV. Vet. 
Ak. xxviii. pp. 143-155), enumerates 66 species of Swedish in- 
cluding the two following genera (subfani. LipurincB) and 30 species, treated 
as new ; — 
Tricena, p. 155. No postantennal organs, 16 ocelli, no inferior unguiculus ; 
fork yery small, with papilliform teeth j 3 anal spines. Typo T. mirabilisj 
sp. n. 
PseudachoruteSf ibid. Body moderately stout, not tuherciilate ; mouth- 
organs suctorial j 16 ocelli j no inferior unguiculus 5 fork small, not pertain- 
ing to the ventral tube j no anal spines. Type P. subcncssus, sp. n. 
Sminthw'us d-lineatus, j^avioeps, prumosuSf alhifrons, himacalatuSf cinctuSj 
p 145, 4:-lineatus and ccccus, p. 146. 
Papirius silvaticus and Jlavosiynatiis, p. 146, 
Orchesella speetabilisj p. 147. 
Pegeei'ia margmata, arhorea, p. 148, cyanea, p. 149. 
Macrotoma vulgaris, JlavescenSj and rufescens, p. 149, 
Lepidocyrtus cyanetis, p. 150. 
Isotoma olivacea, maritima, p. 151, crassicauda, 6-oculata, 4:-ocidaia, 4.-den^ 
ticulata, minuta, and alba, p. 152. 
Achorutes inermis, p. 163. 
Xemjlla nitida, p. 154. 
Lepisma saccharina. In Proc. E. S. 1871, p. xiv, are some remarks on 
damage occasioned to books, silk fabrics, &c., by this species, Lucas, Ami. 
Soc. Ent. Fr. (5) i. Bull. p. xxiv, attributes this to the presence of starch in 
the articles attacked. 
Packard, Am. Nat. v. pp. 91-107, pi. i., under tlie title ^^Bristle-tails 
and Spring-tails,” gives an interesting and well-illustrated sketch of this 
•group. 
IsQtoma. For observations on the development of an apparently undescribed 
N. American species, named 'walkeri, cf. id. Mem. Peab. Ac. ii. pt. 2, 
pp. 15-21. 
Podura. Wenhani, M. Micr. J. vi. pp. 6 & 7, details the results of an in- 
vestigation of the structure of the scales, and maintains the existence of lon- 
gitudinal ribs. 
Mallophaga. 
Pocophorus. Piaget (Tijdschr. Ent. 1871, pp. 113-137, pis. vi. & vii.) 
describes and figures 14 species, of which icterodes, ptlatysomiis, Burm,, 
ccphalus, limoscD, and la7'i, Benny, are known species. 
Trichodectes. Giebel (Z. ges. Naturw. xxxvii. pp. 173-177) gives a list 
of the Mammalia on which the known species are parasitic. 
Menopon ptilorhynchi, sp. n.. Ponton, M. Micr. J. vi. p. 8, pi. xci. fig. 1 (on 
Plilorhynchus holoseiieeus'). 
Nirmus nitzschi, sp. n., id. ibid, fig. 2 (on P. Iiolosericcus). 
