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hagfishes and lampreys

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Florida Museum of Natural History Ichthyology Department
These animals never developed biting jaws, like humans. Hagfishes and lampreys are bottom dwellers, slimy, completely lack scales of armor, and are long and eel-like. Lineages from which these fish were derived date back to the Paleozoic. Ancestral hagfish and lampreys ...
www.flmnh.ufl.edu


M22.htm
AND ORDERS OF FISHES CLASS MYXINI (Hagfishes ) Order Myxiniformes CLASS CEPHALASPIDOMORPHI (Lampreys ) Order Petromyzontiformes CLASS ELASMOBRANCHII (Sharks , Rays , Guitarfish , Sawfish ) Order Hexanchiformes (Cow and frill sharks ) Order Heterodontiformes (Bullhead and ...
meer.org


M22.htm
AND ORDERS OF FISHES CLASS MYXINI (Hagfishes ) Order Myxiniformes CLASS CEPHALASPIDOMORPHI (Lampreys ) Order Petromyzontiformes CLASS ELASMOBRANCHII (Sharks , Rays , Guitarfish , Sawfish ) Order Hexanchiformes (Cow and frill sharks ) Order Heterodontiformes (Bullhead and ...
meer.org More from this site

Fish
Myxininae Eptatretinae CLASS CEPHALASPIDOMORPHI ORDER PETROMYZONTIFORMES PETROMYZONTIDAE (lampreys) Petromyzontinae Geotriinae Mordaciinae CLASS ELASMOBRANCHII ORDER HEXANCHIFORMES HEXANCHIDAE (cow sharks) CHLAMYDOSELACHIDAE (frill sharks) ORDER HETERODONTIFORMES HETERODONTIDAE (bullhead and ...
conservationinstitute.org


Endangered Species International
(Class Agnatha), the cartilaginous sharks and rays (Class Chondrichthyes), and the boney fish (Class Osteichthyes), but Class Agnatha was then split into two classes, Class Myxini (hagfish) and Class Cephalaspidomorphi (lampreys ...
endangeredspeciesinternational.org