N. M. HENTZ.--Descriptions and figures of the Araneides of the United
States. <Journ. Boston Soc. Nat. Hist., Vols, IV-VI, 1842-'50.
These papers form the basis of the study of American arachnology.
Numerous species are described, but not in synoptic form.
T. THORELL.--On European Spiders. Part I. Review of the European genera
of Spiders. Upsala, 1869-'70.
N. M. HENTZ.--Araneae Americae septentrionalis. The Spiders of the United
States. Edited by J. H. Emerton and E. Burgess. <"Occasional Papers" of
the Boston Society of Natural History, 1875.
A reprint of Hentz's papers on North American spiders.
GRAF EUGEN KEYSERLING.--Amerikanische Spinnen aus den Familien
Pholcoidae, Scytodoidae und Dysderoidae. <Verh. k. k. zool.-bot. Ges. in
Wien, Vol. XXVII, 1877, pp. 205-234.
---- Neue Spinnen aus Amerika. (Six parts.) <Verh. k. k. Zool.-bot. Ges.
in Wien, Vols. XXIX-XXXIV, 1879-'84.
E. SIMON.--Les Arachnides de France. Paris, Vols. I-V, 1874-'84.
These two works represent the most recent systems of
classification, and are therefore of great general value, although
they deal only with the European fauna.
LUCIEN M. UNDERWOOD.--The Progress of Arachnology in America. <Amer.
Natur., Vol. XXI, 1887, pp. 963-975.
A very useful review of the bibliography, with synoptic table of
the families of the Araneae.