Ontogenetic convergence and evolution of foot morphology in European cave salamanders (Family: Plethodontidae)

Table 1 Results from statistical analyses of different components of foot morphology.

A) Foot Webbing	SS	MS	df	F	P
Species	4.5358	0.64797	7	30.9142	< 0.0001
Foot Length	0.5388	0.53881	1	25.7061	< 0.0001
Species × Foot Length	0.4830	0.06900	7	3.2919	0.0022
B) Foot Shape	Pillai's Trace	Approx. F	df num	df den	P
Species	1.84254	7.8341	98	2149	< 0.0001
Centroid Size	0.42077	15.6182	14	301	< 0.0001
Species × Centroid Size	0.46758	1.5696	98	2149	0.0004

A) The relative degree of foot webbing as a function of species and foot length. B) Foot shape from landmark-based geometric morphometrics as a function of species and foot size (centroid size).

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