18 Crust. 
X. CRUSTACEA. 
208. [Przibram, Hans.] Intraindividuelle Variabilitat der Carapax di- 
mensionen bei brachyuren Crustaceen. Arch. Entwickmech. xiii, 
pp. 588-596, 21 figg. 
Abstract, Zool. Jahresber. 1902, Arthrop. p. 32. 
209. Radkevich, Gh. O nlzhnetretichn’ikh otlozheniyakh okrestnostel 
Kaneva. (Sur les depots tertiaires et inferieurs aux environs de 
Kanew.) Zapiski Kiev. Obshch. xvi (1900), pp. 319-363. [Crustacea, 
p. 360.] 
210. Radl, Erx. Ueber specifische Struktnren der nervosen Central- 
organe. Zeitschr. wiss. Zool. lxxii, pp. 31-99, pis. iii-v. 
Abstract, Zool. Jahresber. 1902, Arthrop. p. 20. 
211. -. Ueber die Lichtreactionen der Arthropoden auf cl er Drehscheibe. 
Biol. Centrbl. xxii, pp. 728-732. [Cladocera.'] 
Abstract, Zool. Jahresber. 1902, Arthrop. p. 20. 
212. Rathbun, Mary J. Description des nouvelles especes de Para- 
thelphusa appartenant au Museum de Paris. Bull. Mus. Paris viii, 
pp. 184-187. 
213. -. Descriptions of new Decapod Crustaceans from the West 
Coast of North America. P. U. S. Mus. xxiv, pp. 885-905. 
214. -. Crabs from the Maidive Islands. Bull. Mus. Harvard xxxix, 
No. 5, pp. 123-138, 1 pi. 
Abstract, Zool. Jahresber. 1902, Arthrop. p. 34. 
215. -. Papers from the Hopkins Stanford Galapagos Expedition, 
1898-1899. viii. Brachyura and Macrura. P. Washington Ac. iv, 
pp. 275-292, pi. xii, 4 figg. in text. 
215a. *-. [Description of Zanthopsis cretacea ] in John C. Braxner’s 
“ Geology of the Northeast coast of Brazil.” Bull. Geol. Soc. Amer. 
xiii for 1901 (publ. Feb. 1902). 
216. Redeke, H. C. Note sur le composition du plankton de l’Escaut 
oriental. Tijdschr. Nederland. Dierk. Yer. (2) vii, pp. 244-253. 
217. Richard, J. Campagne scientifique de la Princesse Alice en 1901. 
Bull. Soc. zool. France xxvii, pp. 81-104. 
Abstract by F. Zschokke, Zool. Centrlbl. ix, pp. 604 & 605. 
218. Richardson, Harriet. The Marine and Terrestrial Isopoda of the 
Bermudas, with descriptions of New Genera and Species. Tr. 
Connect. Ac. xi, pp. 277-310, pis. xxxvii-xl. 
219. -. Key to the Isopods of the Atlantic Coast of N. America with 
descriptions of new and little known species. P. U. S. Mus. xxiii, 
pp. 494-579, 34 figg. in text (1901). 
Description of species on pp. 543 & 558, by J. E. Benedict. 
220. -. A new fresh-water Isopod of the genus Mancasellus from 
Indiana. Op. cit. xxv, pp. 505-507, 4 figg. 
221. -. A new terrestrial Isopod of the genus Pseudarmadillo , from 
Cuba. T. c. pp. 509-511, 4 figg. 
222. Riggenbach, E. Beobachtungen liber Selbstverstummelung. Zool. 
Anz. xxiv (1901), pp. 587-593, 6 figg. [Crustacea, p. 593.] 
Abstract in J. R. Micr, Soc. 1902, p. 174. 
223. Ruedemann, Rudolf. Trenton Conglomerate of Rysedorpli Hill, 
Rensselaer Co. N. Y. and its Fauna. Bull. N. York Mus. xlix, pp. 3- 
114, pis. i-vii (1901). [Ostracoda and Cirripedia.'] 
