TITLES.. Moll. 29 , 
531. [Simroth, H.] Cberzwei seltene Missbildungen an Nacktschnecken. 
Zeitschr. Wiss. Zool. lxxxii, pp. 494-522, pi. xxix. 
532. . Ueber den Ursprung der Cephalopoden. Congr. Zool. vi, 
pp. 346-359, i pi. 
. [See also Bronn (68).] 
533. Sinzow, J. [tjbcr die palaeontologischen Beziebungen der Neurus- 
siclien Neogen zu den gleichen Schichten Oesterreich-Ungarns und 
Rumaniens.] Zapiski Novoross. Obshch. xxi (2), pp. 1-24 [1897]. 
534. . [Beschreibung einiger Arten neogener Versteinerungen, welche 
in den Gouvernements von Cherson und Bessarabien aufgefunden 
wurden.] T. c. pp. 39-88, 3 pis. [1897]. See also op. cit. xxii (2), 
p. 151. 
535. . [Ueber einige evolute Ammoniten-Formen aus dem oberen 
Neocom Russlands.j Mater, geol. Russ, xxii, pp. 291-348, pis. xv- 
xxii. 
536. Smallwood, W. M. Some observations on the chromosome vesicles 
in the maturation of Nudibranchs. Morphol. Jahrb. xxxiii, pp. 87- 
105, pi. ii. 
537. Smith, B. Senility among Gastropods. P. Ac. Philad. 1905, pp. 345- . 
361, pis. xxx & xxxi. 
538. Smith, E. A. A correction in nomenclature. P. Malac. Soc. London 
vi, pp. 185 & 186. 
539. -. Descriptions of three new Species bf Opisthostoma from Sara- 
wak, North Borneo. T. c. pp. 189 & 190, figg. 
540. . Note on Mr Suter’s paper on species of Chione from New 
Zealand. T. c. p. 206. 
541. . Note on the vitality of three species of Littorina. T. c. 
pp. 272 & 273. 
542. . Description of a new species of Vitrea from Greece. T. c. 
p. 314, fig. 
543. . On a small collection of Mollusca from Tierra del Fuego. T. c. 
pp. 333-339, figg. 
544. . Note on three species of Pelecypods. J. Malac. xii, pp. 26 
& 27. 
545. . Description of a new Species of Opisthostoma from North 
Borneo. Ann. Nat. Hist, xv, p. 360. 
546. . Descriptions of new Species of Land-Shells from British New 
Guinea, and remarks on two Species from the Solomon Islands. Op. 
cit. xvi, pp. 193-196, figg. 
547. . Description of a new Land-Shell from Christmas Island. 
T. c. p. 551, fig. 
548. . A guide to the Shell and Starfish Galleries... in the British 
Museum (Natural History). New ed. London, 8vo, 1905, 129 pp., 
figg. [Mollusca, pp. 1-53.] 
549. Smith, H. M. General account of Lobster and Clam investigations. 
Rep. U. S. Fish Comm, xxix, pp. 141-147. 
550. Smith, J. P. The comparative stratigraphy of the Marino Trias of 
Western America. P. Calif. Ac. i (Geol.), pp. 323-430, pis. xl-xlix. 
. [See also Hyatt & Smith (297).] 
