Flora fluminensis.

v. 5

Flora fluminensis.

v. 6

Flora fluminensis.

v. 7

Flora fluminensis.

v. 8

Flora fluminensis.

v. 9

Flora fluminensis.

v. 10

Flora fluminensis.

v. 11

Report on the scientific results of the voyage of H.M.S. Challenger during the years 1873-76 under the command of Captain George S. Nares ... and the late Captain Frank Tourle Thomson, R.N.

Botany v.2=pt.4 (1886)

Journal of Natural Philosophy, Chemistry & the Arts.

v. 29 (1811)

Freshwater sponges, hydroids & Polyzoa. By N. Annandale.

Freshwater Sponges, Hydroids & Polyzoa

Brehms thierleben, allgemeine kunde des thierreichs.

4.2

Brehms thierleben, allgemeine kunde des thierreichs.

3.1