Related Books

R�esum�e des observations faites en 1844 sur les gast�eropodes phl�ebent�er�es

Observations on the genus Unio together with descriptions of new genera and species.

Histoire naturelle des Aplysiens premiere familiar de l''ordre des tectibranches

Die heliceen nach natürlicher verwandtschaft systematisch geordnet

• Manual of conchology. Second series: Pulmonata.
  Author(s): Tryon, George W. ,  Pilsbry, Henry Augustus
• Manual of conchology, structural and systematic : with illustrations of the species.
  Author(s): Tryon, George W. ,  Pilsbry, Henry Augustus
• Manual of conchology, structural and systematic : with illustrations of the species.
  Author(s): Tryon, George W. ,  Pilsbry, Henry Augustus

• A monograph of the Nectariniidae, or, Family of sun-birds
  Author(s): Keulemans, J. G. ,  Shelley, G. E.
• Manual of conchology, structural and systematic : with illustrations of the species.
  Author(s): Tryon, George W. ,  Pilsbry, Henry Augustus
• Manual of conchology, structural and systematic : with illustrations of the species.
  Author(s): Tryon, George W. ,  Pilsbry, Henry Augustus