كتب ذات صلة

Revision of Paleozoic Stelleroidea with special reference to North American Asteroidea

A monograph of the British Palaeozoic Asterozoa

Early Llandovery crinoids and stelleroids from the Cataract Group (Lower Silurian) in southern Ontario, Canada

Monograph on the British fossil Echinodermata from the Cretaceous formations

• A monograph of the British Palaeozoic Asterozoa
  المؤلفون: Spencer, William Kingdon.
• A monograph of the British Palaeozoic Asterozoa
  المؤلفون: Spencer, William Kingdon.
• A monograph of the British Palaeozoic Asterozoa
  المؤلفون: Spencer, William Kingdon.

• Monograph of the Palaeontographical Society.
  
• Monograph of the Palaeontographical Society.
  
• Monograph of the Palaeontographical Society.