ORTHOPTERA. 
529 
1)1). Reticulation complex, irregular. 
19. Calopsocus (g. n.)^ 
2. Joint 3 of antenna) thick. 
Joint 3 of antennae short .... 20. Dypsocus (g. n.)^. 
Joint 3 of antenna) long .... 21. Thyrsophorus (Burm.). 
MAcLACHiiAN notices the occurrence of differences of venation in the 
wings of the two sides of single specimens of PsocidcHy reproducing, entirely 
or partially, the distinctive peculiarities of different genera. Proc. Ent. Soc. 
1866, p. xlv. 
Pmcus nigricornis and australis (Br.) are fully described hy Brauor, Reiso 
der Novara, Neur. p. 60. 
Thyrsophorus leucotelus (Walk.) probably=s $ pennicornis (Burm.). Mac- 
Lachlan, Ent. Trans. 3rd ser. v. p. 346. 
Hagen (Ent. M. Mag. ii. p. 171) characterizes his genus Empheria and its 
species, E. reticulata (Hag.), found in Prussian amber. 
Atropos (pulsatoria). Doubleday states that he believes a ticking sound to 
be produced by this insect. Proc. Ent. Soc. 1866, p. iv. , 
Newman describes the emergence of a minute Psocus (P. pulicarius ?) 
from specimens of Atropos pulsatoria. Entomologist, iii. p. 66. 
New genera and species : — 
(For some new genera established by Hagen, see Table, p. 626.) 
Embiclopsocus. g. n., Hagen, Ent. M. Mag. ii. p. 170. Resembling Termes 
and Emhia) antennae slender, short, 16-jointed, not ciliated; pro thorax 
transverse, tripartite, narrower than head ; fore wings narrow at base, flat, 
costa uniting with subcosta at middle, median vein running to apex, base of 
posterior margin with a small oblique vein ; hind wings with one weak vein 
near anterior margin; tarsi short, with nearly equal joints. Sp. E. luteus, 
sp. n., Hagen, 1. c. p. 171, from Cuba. 
Thylax, g. n., Hagen, 1. c. p. 172. Allied to Empheria ; antennse 40-jointed ; 
wings long, very narrow, lanceolate, median vein and subcosta united by a 
transverse vein before the pterostigma. Sp. T. Jimbriatmn, sp. n., Hagen, 
1. c. p. 172, from Zanzibar, in gum Anime. 
Neurosema, g. n., MacLachlan, Ent. Trans. 3rd ser. v. p. 346. Anterior 
wings with a strong transverse fold near the apex, and densely reticulated, 
before this fold, with numerous irregular hyaline venules, dividing the wing 
into a great number of cells. Sp. N. apicalis, sp. n., MacL. 1. c. p. 347, from 
New Guinea and Salwatty. 
Ercmopsocus, g. n., MacLachlan, 1. c. p. 347. Antenna) 10-jointedP, 
thickened in S ' , filiform in 2 5 discoidal cell large, quadrate, closed, posterior 
marginal cells 4, the lower ones small ; palpi with last joint clavate. Sp. E. 
infumatusj sp. n., MacL. 1. c. p. 348, from Brazil. 
Psocus. The following 9 new species of this genus are described by Mac- 
Lachlan : — 1. P. griscipennis, 1. c. p. 348, from Australia ; 2, P. fraternus, 
p. 349, from Assam ; 3. P. ibid., from Australia ; 4. P. femoratus, 
ibid., from North China ; 6. P. grisescem, p. 360, from Natal ; 6. P. infectus, 
ibid., from New Granada ; 7. P. cosmopterus.^ ibid., from Malacca ; 8. P. 
^ Sp. Ps. infelix (Hag.). 
Sp. Ps. coleoptratus and dolahratus (Hag.). 
1866. [voL. III.] 2 M 
