CAUDAL FIN:

Illustration

Synopsis: Caudal fin distinct, separate from dorsal and anal fins, externally symmetrical, and square-cut, subtruncate, or slightly indented.
Literature: Jordan and Evermann 1898: References to family Gadidae: Page 2531 (text): "...the caudal rays procurrent above and below..." "...caudal fin distinct or confluent with the dorsal and anal..." Reference to genus Gadus: Page 2532 (key) - "..caudal not concave behind..." Reference to Gadus macrocephalus: Page 2541 (text): "...caudal subtruncate." Eschmeyer and Herald 1983: Reference to Gadiformes: Pages 96 - 97 (text) - "Caudal fin shape varies; slightly forked or square-cut in some, but greatly reduced or lost in those with the body tapered to a point." Reference to family Gadidae: Page 97 (text) - "Caudal fin square cut to slightly indented." Reference to Gadus macrocephalus: Page 97 (text) - "...caudal fin square-cut." Cohen et al. 1990: Reference to family Gadidae: Pages 13 (key) - "Tail fin externally symmetrical or absent" "Tail fin present" Page 14 (key) - "Caudal fin and peduncle various..." Page 18 (text) - "...caudal fin externally symmetrical." Nelson 1994: Reference to subfamily Gadinae: Page (text) - "...caudal fin truncate or slightly forked..."