LIST OF PUBLICATIONS. 
395 
though • there is an unfortunate absence of details of special structures. On 
some of the plates are included species of Thysanura, Thysanoptera, and 
Mallophaga, concerning which the author states that " they may be left out 
altogether, or removed into other orders if found desirable," according to 
individual fancy. In all, about 220 species are figured, in many cases from 
type specimens. 
Saussure, H. de. Memoires pour servir a PHistoire Naturelle 
de Mexique, des Autilles, et des Etats-Unis : Synopsis des 
Mantides Americains. Geneve, 1871^ pp. 184^ 2 pi. 4to. 
Forms t. ii. l^e partie, of the entire work. 
. Mission Scientifique au Mexique et dans FAmerique 
Centrale. Ouvrage public par Tordre de TEmpereur, et par 
les soins du Ministre de PInstruction publique. Ueclier- 
ches Zoologiques. 6™^ partie : Etudes sur les Insectes 
Orthopteres. 1« livraison, 1870, pp. 132;, 4 pi. ; livraison, 
1872, pp. 133-292, 2 pi. Folio. 
The completion of the magnificent work of which these form portions has 
been delayed by the political events of the last few years. The Recorder 
has seen only the first livraison, and is indebted to the courtesy of the author 
for information concerning both it and the second. 
. Melanges Ortliopterologiques. Fasc. iv. Mantides et 
Blattides. Geneve et Bale : 1872, pp. 160, 3 pi. 4to. 
Supplementary to previous fascicules of the ' Melanges,' published as a 
separate work in 1872, but will appear also in the Mem. Soc. Phys. Genev. 
1873. 
Thomas, C. Notes on the Saltatorial Orthoptera of the Rocky 
Mountain regions. Hay den's Preliminary Report on the 
U. S. Geolog. Survey of Montana, &c., pp. 423-466, 
pis. i., ii. 
An important article, giving the results of an examination of the materials 
collected by the author during the expedition, 101 species (including many 
new) are noticed as occun-ing west of Iowa, Missouri, and Arkansas. The 
introductory portion is occupied by a demonstration of the author's views 
concerning the classification &c. of the order as a whole, with critical re- 
marks on Packard's arrangement, especially in regard to the Darwinian 
theory. He considers Fieber's classification the best. The figures are copied 
from Glover's work noticed above. 
Walker gives a list of 2G species of this order foimd in America " north 
of the United States." Canad. Ent. iv. p. 30. 
L. VON Heyden notices 10 known species collected by Noll and Grenacher 
in the island of Teneriffe. Ber. senck. Ges. 1872, pp, 83-85. 
Thomas, in Hayden's Geological Survey of Wyoming (1871), pp. 265- 
284, gives a list of 38 species collected by him during the expedition, with 
notes on synonymy and descriptions of new species. 
