Measurements from the vertebral column of three porpoises

Linear and angular measurements from Phocoena phocoena NRM 815072 (porpoise1), NRM 835011 (porpoise2), and NRM 855083 (porpoise3).

Usage

data("porpoise")

Format

Each is a data frame with 58, 56, and 59 vertebrae (respectively) and 16 measurements. Column 1, Vertebra, contains the positional information.

References

Gillet, A., Frederich, B., Pierce, S. E., & Parmentier, E. (2022). Iterative habitat transitions are associated with morphological convergence of the backbone in delphinoids. Journal of Mammalian Evolution, 29(4), 931-946.