Datum

1850 Febr.

1850

1852 Aug.

1859 Juni

1860 Nov.

1864 März

1864 Apr.

1865 Febr.

Litteratur.

Bearbeiter und Titel

Petit de la Saussaye, Notice sur le genre Cy- clostoma in Journal de Conchyliologie, vol. I, livr. 1, 1850, p. 36 ff.

J. Chr. Albers, Die Heliceen nach natürlicher Verwandtschaft geordnet, Berlin 1850, 8° (Acha- tina reticulata, Häfen der Ostseite von Afrika, S. 192).

W. Dunker, Diagnoses Molluscorum novorum in Menkes Zeitschrift f. Maläkozoologie 1852, Nr. 8, S. 125, 128 (Achatina rodatzi und reticulata von Sansibar).

S. P. Wood ward, On some New Freshwater Shells from Central Africa. Proceedings of the Zoological Society of London, June 1859, 8°, p. 348, 350, pl. 47 (Tanganyika).

Arth. Morelet, Series Conchyliogiques, livr. II, lies orientales d’Afrique, Paris 1860, gr. 8°, pp. 37— 122, pl. 4—6 (Sansibar).

Heinr. Dohrn, List of the Shells collected by Capt. Speke during his second journey trough Central Africa. Proc. Zool. Soc. 1864, p. 116—118, 8° (Uganda, Karagwe, Victoria-Nyansa).

Isaac Lea, Descriptions of Six New Species of Unionidae from Lake Nyassa. Proceedings of the Academy of natural Sciences at Philadelphia XVI, April 1864, 8°, p. 108, 109 (Nyassa). Dieselben abgebildet in Lea’s Observations on the genus Unio, vol. XI, pl. 12, 13.

Heinr. Dohrn, List of the Land and Freshwater Shells of the Zambezi and Lake Nyassa, Tropical Africa, collected by J. Kirk. Proc. Zool. Soc., Febr. 1865, 8°, p. 231—234.

Sammler

Guillain.

Alb. Rodatz.

Alb. Rodatz.

Capt. Speke 1858.

E. Vesco I843—49-

Capt. Speke 1861, 62.

J. Kirk 1859.

J. Kirk 1859.