ORTHOPTERA. 
523 
Hagen, H. A. On some aberrant genera of Psocina. Ent. 
Monthly Mag. vol. ii. pp. 170-172 (conclusion) : 1866. 
. Psocinorum et Embidinorum Synopsis synonymica. 
Verhandl. zool.-bot. Gesellsch. in Wien, Band xvi. pp. 201- 
222 (read December 6, 1865). 
. Beitrage zur Kenntniss und Synonymie der Psociden. 
Stett. entom. Zeit. 1866, pp. 188-196, and pp. 233-244'. 
. See Neuroptera. 
MacLachlan, R. New genera and species, of Psocidce. Trans. 
Ent. Soc. London, 1866, vol. v. pp. 345-352. 
. See Neuroptera. 
ScuDDER, S.. H. Notes upon some Odonata from the Isle of 
Pines. Proc. Bost. Soc. Nat. Hist. vol. x. pp. 187-198 : 
February 1866. 
Contains descriptions of Dragonflies collected in the Isle of 
Pines ; many of them are new. 
. Notes on some Odonata from the White Mountains of 
New Hampshire. Ibid. pp. 211-222 : April 1866. 
Contains descriptions of several new species. 
[Thysanura.) 
Meinert, F. Campodete: en Familie af Thysanurernes Orden. 
Naturhistorisk Tidsskrift, ser. 3. Bd. iii. pp. 400-440, 
Tab. 14 (1865); translated in Ann. &Mag. Nat. Hist. ser. 3. 
vol. XX. jip. 361-378. 
[Anatomical and Physiological Papers,) 
Basch, S. Untersuchungen iiber das Skelet und die Muskeln 
des Kopfes von Termes flavipes (Kollar). [Investigations 
of the skeleton and muscles of the head of Termes fla~ 
vipes.'\ Zeitschrift fiir wissensch. Zoologie, Band xv. pp. 
56-75, Taf. 5 (1865). 
Hensen, V. Ueber das Gehororgan von Locusta. [On the 
auditory organ of Locusta,~\ Zeitschrift fur wiss. Zoologie, 
Band xvi. pp. 190-207, Taf. 10. 
The author has examined the structure of the peculiar audi- 
tory organs discovered by Von Siebold in the anterior tibiae of 
Locusta^ and describes it in great detail in the present paper. 
Lubbock, John. On the development of Chlocon [Ephemera) 
dimidiatum. — Part 2. Trans. Linn. Soc. vol. xxv. pp. 477- 
492, plates 58-59. 
In this memoir the author concludes his history of the meta- 
morphoses of Chloeon dimidiatum by describing the three last 
stages (the eighteenth to the twentieth) of its preparatory con- 
