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Please note that the content of this book primarily consists of articles available from Wikipedia or other free sources online. Allodontidae is a family of extinct mammal that lived in what is now North America during the Upper Jurassic period. Allodontids were members of the order Multituberculata. They were relatively early mammals and are within the informal suborder of "Plagiaulacida." The family was named by Othniel Charles Marsh in 1889. Two genera are recognized: Ctenacodon and Psalodon.Mammals are members of a class of air-breathing vertebrate animals characterized by the possession of hair, three middle ear bones, and mammary glands functional in mothers with young. Most mammals also possess sweat glands and specialised teeth, and the largest group of mammals, the placentals, have a placenta which feeds the offspring during more

Product details

  • Paperback | 76 pages
  • 152 x 229 x 5mm | 122g
  • Claud Press
  • United States
  • English
  • 6136573083
  • 9786136573083