New species of Rhyacoglanis (Siluriformes: Pseudopimelodidae) from the upper rio Tocantins basin Author Shibatta, Oscar Akio Author Souza-Shibatta, Lenice text Neotropical Ichthyology 2023 e 220075 2023-02-20 21 1 1 20 http://dx.doi.org/10.1590/1982-0224-2022-0075 journal article 295745 10.1590/1982-0224-2022-0075 bdd12854-e0c4-400c-bd81-fbd691e9c073 1982-0224 11124758 4FD4576C-30E9-49A0-B668-9D2C01BE312A

TABLE 2 | Character loadings of the first three principal components axes of combined analysis of Rhyacoglanis varii (N = 16), R. paranensis (N = 31), and R. rapppydanielae (N = 13).

Characters	PC 1	PC 2	PC 3
Head length	0.1915	0.015	0.05995
Eye diameter	0.1345	0.09743	0.1875
Interorbital distance	0.1988	0.01607	-0.04845
Snout length	0.1942	-0.009734	0.02416
Mouth width	0.2077	0.1981	0.1694
Pectoral girdle width	0.2087	0.05512	0.01591
Predorsal distance	0.1722	0.01745	0.03117
Dorsal-fin base length	0.2031	-0.08244	-0.06269
Adipose-fin base length	0.1661	0.06053	0.1708
Prepelvic distance	0.186	0.02634	0.01305
Pelvic fin to anal fin distance	0.1913	0.1087	0.1432
Anal-fin base length	0.1823	-0.07779	0.001686
Caudal peduncle length	0.1888	-0.1205	0.1033
Head depth	0.2193	-0.09948	-0.003842
Body depth	0.2262	0.0633	-0.2802
Caudal peduncle depth	0.1791	0.09839	0.2062
Pectoral-fin spine length	0.1622	-0.1404	0.04719
Dorsal-fin spine length	0.171	-0.4545	-0.0166
Maxillary barbel length	0.1625	-0.03909	0.2676
Pelvic length	0.179	-0.1042	-0.05121
Anterior to posterior nostril distance	0.1462	0.05437	0.006021
Posterior nostril to eye distance	0.1529	0.5834	-0.5648
Posterior nostrils distance	0.2059	-0.04857	-0.002237
Postcleithral process length	0.2379	-0.4045	-0.273
Dorsal fin to pelvic fin distance	0.215	0.09364	-0.02694
Pelvic fin distance	0.1971	0.08527	-0.1839
Pelvic fin to anus distance	0.2148	-0.08011	-0.1393
Anus to anal fin distance	0.1499	0.3313	0.4677
Eigenvalue	0.333129	0.0280641	0.0112928
% variance	83.209	7.0099	2.8207