Livres associés

The paleontology of the Niagaran limestone in the Chicago area

The Ordovician trilobite Pseudogygites Kobayashi in eastern and Arctic North America

New trilobites from the Maquoketa beds of Fayette county, Iowa

A monograph of the trilobites of North America: with coloured models of the species ...

• Upper Cambrian to Lower Ordovician conodont biostratigraphy and biofacies, Rabbitkettle Formation, District of Mackenzie
  Auteur(s): Ludvigsen, Rolf. ,  Landing, Ed.
• Upper Cambrian and Lower Ordovician trilobite biostratigraphy of the Rabbitkettle Formation, Western District of Mackenzie
  Auteur(s): Ludvigsen, Rolf.
• The type species of the Ordovician trilobite genus Isotelus I. gigas Dekay, 1824
  Auteur(s): Rudkin, David M. ,  Tripp, Ronald P.

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