Palaeos: Paleozoic Palaeos Cambrian Epoch 3
("Middle Cambrian" Epoch)
Cambrian Period Cambrian age V & Drumian Age
("Amgan" Age)

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The Amgan

Cambrian Age V and the Drumian Age: ~510 to ~503 million years ago


Neoproterozoic Era
   Tonian Period 
   Cryogenian Period
   Ediacaran Period
Paleozoic Era
   Cambrian Period 
      Terreneuvian Epoch 
      Cambrian Epoch 2 
         Atdabanian Age 
         Botomian Age 
      Middle Cambrian Epoch 
         Amgan Age 
         Drumian Age 
         Guzhangian Age
      Furongian Epoch   
   Ordovician Period
   Silurian Period
   Devonian Period 
   Carboniferous Period 
   Permian Period  		 



Biota of the Burgess Shale Lagerstätten:
sponges Vanuxia (1), Choia (2), Pirania (3); brachiopods Nisusia (4); polychaetes Burgessochaeta (5); priapulid worms Ottia (6), Louisella (7); trilobites Olenoides (8); other arthropods Sidneyia (9), Leanchoilia (10), Marella (11), Canadaspis (12), Molaria (13), Burgessia (14), Yohoia (15), Waptia (16), Aysheaia (17); molluscs Scenella (18); echinoderms Echmatocrinus (19); chordates Pikaia (20); along with Haplophrentis (21), Opabina (22), lophophorate Dinomischus (23), proto-annelid Wiwaxia (24), and anomalocarid Laggania cambria (25).
from The Fossils of the Burgess Shales, by Briggs, Erwin and Collier, 1994)
 
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page uploaded 15 May 2002
checked ATW040807
unless otherwise indicated, content by M. Alan Kazlev 2002
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