The mutation theory; experiments and observations on the origin of species in the vegetable kingdom, by Hugo de Vries ... tr. by Prof. J. B. Farmer and A. D. Darbishire ...

2

Species, genera et ordines algarum : seu descriptiones succinctae specierum, generum et rodinum, quibus algarum regnum constituitur / auctore Jacobo Georgio Agardh.

v.2 pt.1

Species, genera et ordines algarum : seu descriptiones succinctae specierum, generum et rodinum, quibus algarum regnum constituitur / auctore Jacobo Georgio Agardh.

v.2 pt.3

An account of the Crustacea of Norway, with short descriptions and figures of all the species. By G.O. Sars ...

v.1 Amphipoda (text)

An account of the Crustacea of Norway, with short descriptions and figures of all the species. By G.O. Sars ...

v.2 Isopoda

An account of the Crustacea of Norway, with short descriptions and figures of all the species. By G.O. Sars ...

v.3 Cumaceae

An account of the Crustacea of Norway, with short descriptions and figures of all the species. By G.O. Sars ...

v.6 Copepoda-Cyclopoida

An account of the Crustacea of Norway, with short descriptions and figures of all the species. By G.O. Sars ...

v.4 Copepoda-Calanoida

Manual of conchology, structural and systematic : with illustrations of the species. by George W. Tryon, Jr.

Ser.2, v.12

Manual of conchology, structural and systematic : with illustrations of the species. by George W. Tryon, Jr.

Ser.2, v.1