Figure3. Tree of ing craniates showing generally accepted interpretation of relationships for stem Actinopterygii. This tree is based on
cladograms summarized by Patterson (1982), Lauder & Liem (1983), Maisey (1986), Schultze (1987), and Northcutt & Bemis (1993). Taxa
enclosed in dotted outline arc those craniates possessing ampullary electroreception see Northcutt ( 1986) for discussion and analysis.
martin jones
(Martin Jones)
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