2 Mollusca. 



Bridgman, F. G., On the Want of a Knowledge of the Animals of the Genus Oliva as a Means 



of the Determination of the Species, in: Proc. Mai. Soc. London Vol. 5 1903 p 346 



-347. 

 Briot, A., Sur la secretion rouge des Aplysies. (Premiere note.) in: C. R. Soc. Biol. Paris 



Tome 56 p 899 901. [Spectroskopisch : A. depilans und punctata.} 

 Briiel, L., Tiber die Geschlechts- und Verdauungsorgane von Caliphylla mediterranea Costa: 



ihr morphologischer Werth und ihre physiologische Leistung. Habil. Schr. Halle 



116 pgg. 5 Figg. [35] 

 B-idington, R. A., Nervous Regulation of the Heart of Venus mercenaria. in: Biol. Bull. 



Woods Holl Vol. 6 p 311312. [Vorlaufige Mitttheilung.] 

 Burne, R. H., Notes on the Nervous System of the Pelecypoda. in: Proc. Mai. Soc. London 



Vol. 6 p 4147 3 Figg. [14] 

 Carlson, A. J., The rhythm produced in the resting heart of Molluscs by the stimulation of 



the cardio-accelerator nerves, in : Amer. Journ. Phys. Vol. 12 p 55 66 6 Figg. 



[Bulla, Archidoris, Ariolimax.} 

 , s. Jenkins. 

 Casteel, D. B., The Development of the Germ Layers in a Nudibranch Mollusc, in : Amer. 



Natural. Vol.38 p 505 506. [Vorlaufige Mittheilung: Fiona.} 



Chun, C., Jugendliche Octopoden [etc.], in: Verh. D. Z. Ges. 14. Vers. p 243244. [48] 

 Clarke, J. M., The Squids from Onondaga Lake, N. Y. in: Science (2) Vol. 16 1902 p 947 



948, 091. [Possible occurrence in fresh water.] 

 Conklin, B. G., 1. The Cause of Inverse Symmetry, in: Proc. Acad. N. Sc. Philadelphia 



Vol. 55 p 753. [S. Bericht f. 1903 Moll, p 21.] 

 , 2. Experiments on the origin of the cleavage centrosomes. in: Biol. Bull. Woods Holl 



Vol. 7 p 221226 12 Figg. [28] 

 , 3. Organ-forming Germ Regions in the Eggs of Ascidians and Snails, in: Amer. 



Natural. Vol. 38 p 501502. [40] 

 Coutagne, G., Des caracteres polytaxiques chez les especes a 1'etat sauvage. in: C. R. Acad. 



Sc. Paris Tome 138 p 15211523. [24] 

 Couvreur, E., 1. Sur le sang des Gasteropodes rnarins. in: Ann. Soc. Linn. Lyon Tome 49 



1903 p 7981. [S. Bericht f. 1902 Moll, p 39.] 



, 2. Recherches sur le sang de 1'Escargot. ibid. Tome 47 1901 p 8591. [38] 

 , 3. A propos de la note de M. Dhere sur 1'hemocyanine. in : C. R. Soc. Biol. Paris 



Tome 55 p 1247. 



Couvreur, E., & L. Rongier, Sur les derives de 1'hemocyanine. ibid. Tome 54 1902 p 1476. 

 Dacque, E., Einiges iiber den Gattungs- und Artbegriff. in: Mitth.Pollichia 60. Jahrg. 1903 



No. 18 36 pgg. 2 Taf. [Erlautert an den Mollusken.] 

 Davenport, C. B., 1. Quantitative Studies in the Evolution of Pecten. 3. Comparison ofopcr- 



rnlaris from three Localities of the British Isles, in: Proc. Amer. Acad. Vol.39 1903 



p 123159 Fig. [18] 

 , 2. A comparison of some Pectens from the east and the west coasts of the United 



States, in: Mark Annivers. Vol. New York p 121136 T 9. [18] 

 , 3. Evolution without Mutation, in: Science (2) Vol. 19 p 215. [Pecten.] 

 Davis, J. R. A., & H. J. Fleure, Patella (The common Limpet), in: Liverpool Mar. Biol. 



Comm. Memoirs No. 10 London 1903 76 pgg. 4 Taf. ; auch in: Trans. Liverpool 



Biol. Soc. Vol. 17 p 193268 4 Taf. [30] 

 Dean, B., Japanese Oyster- Culture, in: Bull. U. S. Fish. Comm. Vol. 22 p 17-38 28 Figg. 



T3 6. 

 De Bruyne,C., De wandcellen van de geslachtsklieren der Gastropoden. in: Hand.6.Vlaamsch 



Nat. Geneesk. Congres 1902 p 122125. [S. Bericht f. 1903 Moll, p 20.] 

 Dhere, Ch., 1. Action de la chaleur et de 1'alcool sur Fhemocyanine. in: C. R. Soc. Biol. 



Paris Tome 55 1903 p 10121014. 



