MOLLUSCA. 
239 
7. Pacific Coast of America. 
Carpenter, P. P. Supplementary Report on the present state 
of our knowledge with regard to the Mollusca of the west 
coast of North America. Report of the British Asso- 
ciation for the Advancement of Science for 1863 (1864). 
. Diagnoses of new species and a new genus of Mol- 
lusks from the Rcigen Mazatlan Collection : with an ac- 
count of additional specimens presented to the British 
Museum. Proc. Zool. Soc. 1865, pp. 268-273. 
. Descriptions of new Marine Shells from the coast of 
California. Proc. Calif. Ac. Nat. Sc. vol. iii. 1864, pp. 155- 
159, 175, 176. 
. Diagnoses of new forms of Mollusca from the Van- 
couver District. Proc. Zool. Soc. 1865, pp. 201-204 ; 
Ann. & Mag. Nat. Hist. xv. pp. 28-32. 
. Diagnoses of new forms of Mollusca from the west 
coast of North America, first collected by Col. E. Jewett. 
Ibid. pp. 177-182, 394-400. 
. Descriptions of new species and varieties of Chitonid<B and 
Acmceid(jehom the Panama collection of the late Prof. C. B. 
Adams. Ibid. pp. 274-277. 
. Diagnoses of new species of Mollusks, from the west 
tropical region of North America, principally collected by 
the Rev. J. Rowell. Ibid. pp. 278-282. 
. Diagnoses de Mollusques nouveaux provenant de Cali- 
fornie et faisant partie du Musee de IMnstitution Smith- 
sonienne. Journ. Conch, xiii. pp. 129-148. 
. Diagnoses Specierum et Varietatum no varum Mollus- 
corum, prope Sinum Pugetianum a Kennerlio Doctore, 
nuper decesso, collectorum. Proc. Ac. Nat. Sc. Philad. 
1865, pp. 54-64. 
C. Families, Genera, and Species. 
CEPHALOPODA. 
Seeley, H. On the significance of the septa and siphuncle of 
Cephalopod Shells. Report of Brit. Assoc. Advanc. Sc. 
1864, Trans. Sect. p. 100 ; also in full in Quart. Journ. of 
Science, 1864. 
From a discussion of analogous structures in mollusks generally, 
and from the anatomy of the Nautilus and other Cephalopods, 
