Note on Classification of the Ranidae. Extract from Pro- 
ceedings of London Zoological Society, March 20, 1888. From 
the Author. 
Brongniart, Charles. — Les Insectes Fossiles des Terrains Primaires. 
Extrait du Bull, de la Societe des Amis des Sciences Naturelles de 
Rouen (annee 1885). 
Les Entomophthorees at leur application &. la destruction des 
; nuisibles. — Sur un gigantesque neurorthoptere,pr( 
Commentry (AUier). — Les Bla 
des terrains houillers de Commentry (AUier).— Les Blattes de 
I'epoque houillere- — Sur un nouveau Poisson fossile du terrain 
houiller de Commentry (AUier). From the Author, 
Bull. U. S. Dep. Agriculture, November, 1888. Devoted to the 
Economy and Life Habits of Insects. From Norman Coleman, 
Commission of Agriculture. 
Chapman, Frank M. — Preliminary Description of Two Apparently 
New Species of the Genus Hesperomys from Florida — A New 
Sub-Species of the Genus Sigmodon from Florida.— On the Habits 
of Neofiber «//<?«/ True.— Extracts from Bull. Am. Mus. Nat. Hist., 
Vol. IL, No. 3, June 7, 1889. From the Author. 
Cross, Whitman. — The Denver Tertiary Formations. Extract from 
the Am. Journ. of Sciences, Vol. XXXVIL, April, 1889. From 
the Author. 
Extrait de Bull. 
Encore un Mot sur V Aachenosaurus multidens. Extrait du 
BuU. de la Soci6te Beige de Geologie. Tome IIL, 1889. From 
Duges, Alfredo.— ^MT du esp6ces nouvelles des Ophidiens de Mexique. 
Read before the Am. Philosophical Soc, May 4, 1888. From 
