From: Trophic diversity in the evolution and community assembly of loricariid catfishes
Genus | Mean vector (μ) | Length of mean vector (r) | Concentration | Circular variance | Circular standard deviation | Rayleigh's Z (P) | Rao's spacing test (P) |
---|---|---|---|---|---|---|---|
Astroblepidae | |||||||
 Astroblepus | 58° | 0.83 | 0.86 | 0.17 | 35° | 0.128 | – |
Loricariidae | |||||||
Hypoptopomatinae | |||||||
 Hypoptopoma | 254° | 0.34 | 0.00 | 0.66 | 85° | 0.837 | – |
Hypostominae | |||||||
Ancistrini | |||||||
 Ancistrus†| 189° | 0.53 | 1.05 | 0.47 | 65° | 0.08 | 0.50 > P > 0.10 |
 Baryancistrus | 28° | 0.44 | 0.48 | 0.56 | 73° | 0.487 | 0.90 > P > 0.50 |
 Chaetostoma* | 180° | 0.88 | 2.54 | 0.12 | 29° | 0.004 | < 0.01 |
 Dekeyseria | 271° | 1.00 | – | – | – | 0.512 | – |
 Etsaputu | 96° | 0.74 | 0.23 | 0.26 | 45° | 0.392 | – |
 Hemiancistrus†| 62° | 0.68 | 1.68 | 0.32 | 50° | 0.094 | 0.50 > P > 0.10 |
 Hopliancistrus | 63° | 0.31 | 0.00 | 0.69 | 88° | 0.864 | – |
 Hypancistrus* | 141° | 0.93 | 2.79 | 0.07 | 22° | 0.02 | < 0.05 |
 Lasiancistrus | 194° | 0.46 | 0.55 | 0.54 | 71° | 0.458 | 0.50 > P > 0.10 |
 Leporacanthicus | 128° | 0.92 | 0.66 | 0.08 | 23° | 0.202 | – |
 Lithoxus | 70° | 1.00 | – | – | – | 0.512 | – |
 Panaque | 84° | 0.53 | 0.92 | 0.47 | 65° | 0.258 | 0.50 > P > 0.10 |
 Peckoltia | 76° | 0.46 | 0.66 | 0.54 | 71° | 0.362 | 0.50 > P > 0.10 |
 Pseudacanthicus | 110° | 1.00 | – | – | – | 0.512 | – |
 Pseudancistrus†| 36° | 0.76 | 0.98 | 0.24 | 42° | 0.093 | 0.10 > P > 0.05 |
 Pseudolithoxus†| 94° | 0.94 | 2.44 | 0.06 | 20° | 0.056 | – |
 Scobinancistrus | 149° | 1.00 | – | – | – | 0.512 | – |
 Spectracanthicus | 86° | 1.00 | – | – | – | 0.512 | – |
Hypostomini | |||||||
 H. cochliodon grp. | 263° | 0.20 | 0.00 | 0.80 | 103° | 0.713 | 0.99 > P > 0.95 |
 H. plecostomus grp.* | 307° | 0.60 | 1.41 | 0.40 | 58° | 0.005 | < 0.01 |
Pterygoplichthyini | |||||||
 Pterygoplichthys | 254° | 0.73 | 0.22 | 0.27 | 45° | 0.399 | – |
Loricariinae | |||||||
Farlowellini | |||||||
 Farlowella | 222° | 0.54 | 0.76 | 0.46 | 64° | 0.459 | – |
Harttiini | |||||||
 Harttia | 2° | 1.00 | 152.99 | 0.00 | 1° | 0.137 | – |
 Lamontichthys | 174° | 1.00 | – | – | – | 0.512 | – |
 Sturisoma | 227° | 0.70 | 0.20 | 0.30 | 48° | 0.432 | – |
Loricariini | |||||||
 Limatulichthys | 294° | 0.83 | 0.89 | 0.17 | 35° | 0.124 | – |
 Loricaria | 331° | 0.66 | 1.56 | 0.34 | 52° | 0.111 | 0.10 > P > 0.05 |
 Loricariichthys | 356° | 0.89 | 0.49 | 0.11 | 27° | 0.229 | – |
 Pseudoloricaria | 331° | 1.00 | – | – | – | 0.512 | – |
 Rineloricaria | 354° | 0.51 | 0.84 | 0.49 | 67° | 0.289 | 0.10 > P > 0.05 |
 Spatuloricaria | 93° | 0.24 | 0.00 | 0.76 | 97° | 0.732 | 0.10 > P > 0.05 |