Avipeda Vialov, 1965

JUNIOR SYNONYM(S): Passeripedia

DESCRIPTION: An incumbent anisodactyl track with three, short and thick digits each ending with noticeable claw impressions. Digit III is less than 25% longer than digits II and IV. Angle of divarication is about 95 degrees or less. Digits converge closely and there is a lack of webbing.

BEHAVIOR(S): Repichnia

ENVIRONMENTAL SETTINGS: Water-margin environments

POSSIBLE TRACEMAKERS: Shore-line birds.

GEOLOGIC RANGE: ?Upper Cretaceous–Miocene

ADDITIONAL REFERENCES: Emended by Sarjeant and Langston, 1994, Lucas and Schultz, 2007, Morgan and Williamson, 2007, Anfinson, 2009