كتب ذات صلة

The upper Ordovician rocks of Kentucky and their bryozoa.

Studies on the Cyclostomata Operculata.

Spechts Ferry (Middle Ordovician) bryozoan fauna from Illinois, Wisconsin, and Iowa.

Redescription of type specimens of species of the bryozoan genera Monticulipora, Mesotrypa, Peronopora, and Prasopora, from the upper Ordovician rocks of Toronto and vicinity, Ontario, Canada

• Systême silurien du centre de la Bohême.
  المؤلفون: Barrande, Joachim
• Systême silurien du centre de la Bohême.
  المؤلفون: Barrande, Joachim
• Systême silurien du centre de la Bohême.
  المؤلفون: Barrande, Joachim