im Gebiete der Malakologie während des Jahres 1887. 295 



Pollonera, Carlo, xippiuiti anatoniici in appoggio ad iina classi- 

 licazione dei Molluschi geofili del Piemonte. Con tav. In Bull. 

 Soc. Mal. Ital. Vol. 12 p. 102— 12-2. 



— Note malacologiche. I. Molluschi del Valle di Natisone (Friuli). 

 II. Monografia degli Sphyradiura italiani. III. DegU Odontocyclas 

 italiani. Ibid p. 204—223 tav. 6. 



— Specie nuove o mal conosciute di Arion europei. In Atti Acad. 

 Torino Vol. 22 p. 290—313. Con tav. 



— Intomo ad alcuni Limacidi europei poco noti. In Bull. Mus. Zool. 

 Torino II. No. 21. 



— Sulla Classificazione dei Limacidi del sistema europea. Ibid Xo. 23. 



— Nuove specie di Molluschi dello Scioa. Ibid No. 34. 

 Ponsonby, J. H., Land Shells of Gibraltar. In Journ. of Conchol. 



Leeds Vol. 5 p. 194. 

 Raeymaekers, D., quelques recherches malacologiques faites ä 



Tervueren. In Bull. Seances Soc. Mal, Belg. 1887 p. LXVI. 

 Ravenel, W. de, Report of Operations at St. Jerome Oyster-Bree- 



ding Station during 1885. In Rep. U. S. Fish Commission for 



1885 p. 165—183. 

 Reinhardt, Dr. 0., Schnecken von Prof. Ascherson auf seiner letzten 



Reise in Egypten gesammelt. In Sitz.-Ber. Ges. naturf. Fr. 



No. 10 p. 203. 



— aegyptische Schnecken. Ibid p. 79. 80. 



— Zwillingseier von Schnecken. Ibid p. 78. 



— Abnormitäten von Schneckengehäusen. Ibid ]). (50. 

 Roberts, G. , Notes on Varieties of Bythinia tentaculata. In the 



Naturalist 1887 p. 19. 20. 

 Robertson, D., Jottings from my Note Book. Scaphander lignarius. 



In P. N. H. Glasgow N. S. I p. 293. 294. 

 Robson, C. W., on a new species of Giant Cuttlefish, stranded at 



Cape Campbell June 30. 1886. In Trans. N. Zeal. Instit. Vol. 19 



p. 155—157. 

 Roebuck, W. D., Annotated List of the Land- and Fresh-water 



Mollusca of Lincolnshire. In the Naturahst 1887 p. 245—272. 

 Roebuck, W. D. and J. W. Taylor, Bibliography of the Works and 



Papers relating to the Mollusca of Northamptonshire. In Journ. 



North. Soc. Vol. 4 p. 108—112. 

 Rogers, Thos., on Planorbis dilatatus, PI. glaber and Sphaerium 



ovale. In Journ. of Conchol. Leeds Vol. 5 p. 218. 



— Planorbis dilatatus Gould in England. In the Conchologists 

 Exchange p. 63. 



Rolle, Hermann, Auf Corsica. In Jahrb. D. Mal. Ges. Vol. XIV 



p. 51—83. 

 Ruddy, Thos., Contribution towards a List of the Shells of Merioneth. 



In Journal of Conchol. Vol. 5 p. 184. 



