Table 1. Felid midshaft scaling exponents.
Study | Comparison | Bone | A |
Bertram & Biewener (1990) * | D ∝ la; D = midshaft craniocaudal diameter (1) | Humerus | 1.38 |
Radius | 1.49 | ||
Femur | 1.16 | ||
Tibia | 1.40 | ||
D ∝ la; D = midshaft mediolateral diameter (1) | Humerus | 1.23 | |
Radius | 1.48 | ||
Femur | 1.14 | ||
Tibia | 1.35 | ||
Anyonge (1993) # | M ∝ xa; x parameters are listed | ||
Length (3) | Femur | 3.20 | |
Midshaft circumference (3) | 2.92 | ||
Midshaft cross-sectional area (1.5) | 1.31 | ||
Midshaft mediolateral second moment of area (0.75) | 0.69 | ||
Midshaft craniocaudal second moment of area (0.75) | 0.71 | ||
Distal articular area (1.5) | 1.31 | ||
Length (3) | Humerus | 3.13 | |
Midshaft circumference (3) | 2.65 | ||
Midshaft cross-sectional area (1.5) | 1.25 | ||
Midshaft mediolateral second moment of area (0.75) | 0.63 | ||
Midshaft craniocaudal second moment of area (0.75) | 0.64 |
Scaling exponents (a) from previous studies on felid skeletons [4], [28]. Scaling relationships reported by Bertram and Biewener (1990) have been inverted. Isometric scaling exponents are indicated in parentheses.
M, body mass; l, length.
Species included: * Acinonyx jubatus, Felis aurata, F. bengalensis, F. catus, F. chaus, F. colocolo, F. concolor, F. geoffroyi, F. libyca, F. manul, F. marmorata, F. margarita, F. pardalis, F. pleniceps, F. serval, F. tigrina, F. viverrina, F. wiedii, F. yaguarundi, Panthera leo, P. onca, P. pardus, P. tigris, Neofelis nebulosa, Uncia uncia, Lynx caracal, L. lynx, L. rufus; # N. nebulosa, F. caracal, F. pardalis, A. jubatus, P. onca, P. pardus, P. leo, P. tigris, F. serval, F. lybica, F. yagouaroundi, L. rufus, Puma concolor, U. uncia. Taxonomic classification is as reported by the original authors.