Additional
Information: Eel-like vertebrate jawless fish of the Class Cephalaspidomorphi, formerly considered to be in Class Agnatha (jawless fish) along with hagfish. About 50 species worldwide.
Lampreys Sites:
Lampreys - Petromyzontidae Lampreys - Petromyzontidae: Information about three species found in California. (Lampreys) http://elib.cs.berkeley.edu/kopec/tr9/html/fam-lampreys.html
Introduction to the Petromyzontiformes Introduction to the Petromyzontiformes: Short illustrated article about lampreys. (Lampreys) http://www.ucmp.berkeley.edu/vertebrates/basalfish/petro.html
The Five Lampreys of Lake Michigan The Five Lampreys of Lake Michigan: Article on identification and distribution of the four native and one invasive species in Michigan. (Lampreys) http://www.miseagrant.org/pubs/on/msg-97-500.html
Sea Lamprey in the Great Lakes Sea Lamprey in the Great Lakes: Article about a species that invaded the Great Lakes of North America from the Atlantic Ocean and efforts to control its spread. (Lampreys) http://biology.usgs.gov/s+t/SNT/noframe/gl129.htm
Hyperoartia Hyperoartia: Introduction to the taxonomy of lampreys by Philippe Janvier. (Lampreys) http://tolweb.org/tree?group=Hyperoartia&contgroup=Vertebrata