كتب ذات صلة

Revision of conodont biofacies nomenclature and interpretations of environmental controls in Pennsylvanian rocks of eastern and central North America

The reconstruction of fossil organisms using cluster analysis : a case study from late Palaeozoic conodonts

Preliminary studies of the ultrastructure of selected Ordovician conodonts

Phylogeny, speciation, and palaeoecology of the Early Carboniferous (Mississippian) conodont genus Mestognathus

• Upper Cambrian and Lower Ordovician trilobite biostratigraphy of the Rabbitkettle Formation, Western District of Mackenzie
  المؤلفون: Ludvigsen, Rolf.
• Silurian trilobites from the northern Yukon Territory
  المؤلفون: Ludvigsen, Rolf. ,  Tripp, Ronald P.
• The Ordovician trilobite Pseudogygites Kobayashi in eastern and Arctic North America
  المؤلفون: Ludvigsen, Rolf.

• The water-striders of Ontario : (Heteroptera: Gerridae)
  المؤلفون: Cheng, Lanna. ,  Fernando, C. H.
• The vegetation and phytogeography of coastal southwestern James Bay
  المؤلفون: Riley, J. L. ,  McKay, Sheila M.
• Variation in the jaw musculature of the avian family Vireonidae
  المؤلفون: Barlow, Jon C. ,  Orenstein, Ronald I.