| | Castoridae: 3D View of the Web (Site not responding. Last check: 2007-10-15) |
 | | In the beavers or Castoridae these bones are in close contact at their lower ends, the tail is depressed, expanded and scaly, and the... |
 | | is a common classification scheme: ORDER RODENTIA Suborder Sciurognathi Superfamily Sciurida Family Sciuridae: squirrels, including chipmunks and prairie dogs Superfamily Castorimorpha Family Castoridae: beavers Superfamily Anomaluromorpha Family Anomaluridae: scaly-tailed squirrels Family Pedetidae: springhares Superfamily Ctenodactylomorpha Family Ctenodactylidae: gundis Superfamily Glirimorpha Family Gliridae... |
 | | Family Trichechidae: manatees Order Proboscidea Family Elephantidae: elephants Glires Order Rodentia Sciurognathi Family Aplodontidae: Mountain Beaver Family Sciuridae: squirrels, marmots Family Castoridae: beavers Family Geomyidae: pocket gophers Family Hetromyidae: pocket mice, kangaroo rats Family Dipodidae: jerboas, birch mice, jumping mice Family Muridae... |
| www.resolve3d.com /Science/Biology/FloraandFauna/Animalia/Chordata/Mammalia/Rodents/Castoridae (399 words) |