كتب ذات صلة

Révision des échinides fossiles du Bordelais. [I: Echinides de l''éocene.]

New echinoids from the Ripley group of Mississippi

Fossil Echini of the West Indies

Echinides fossiles des Pyrénées

• Phylogeny of the Pelecypoda : the Aviculidae and their allies.
  المؤلفون: Jackson, Robert Tracy
• Phylogeny of the Echini with a revision of Palaeozoic species.
  المؤلفون: Jackson, Robert Tracy
• Phylogeny of the Echini with a revision of Palaeozoic species.
  المؤلفون: Jackson, Robert Tracy

• The water-relation between plant and soil
  المؤلفون: Livingston, Burton Edward ,  Hawkins, Lon Adrian
• The venom of Heloderma
  المؤلفون: Loeb, Leo
• Studies on the germ cells of aphids.
  المؤلفون: Stevens, Nettie Maria