Antigonia capros Lowe, 1843
(Caproidae, Perciformes)
The collection contains otoliths from 598 individuals of this species, ranging from 32 to 209 mm of total length. Click here to see the map of the sampling area for the individuals of this species. The following summaries contains data from 73 analysed otoliths. See more detailed data here (in portuguese).
Otoliths from Antigonia capros, with total length of A. 35mm; B. 112mm; C. 191mm; internal side A1; B1; C1; external side A2; B2; C2; profile of the ventral region A3; B3; C3; click the figures for larger version*
Morphology:
Shape: rhomboidal (88%), tall (12%). Anterior region: double-peaked (60%), double-peaked-round (19%), peaked (15%), angled (5%). Posterior region: angled-round (67%), rounded (33%). Dorsal edge: sinuate to entire (51%), lobed to sinuate (25%), dentate to sinuate (8%), entire (8%). Ventral edge: sinuate to entire (81%), lobed to sinuate (10%), serrate to sinuate (8%), entire (1%). Profile: plane-convex. Rostrum and antirostrum orientation: in agreement (97%), not applicable (3%). Rostrum: Developed (85%), underdeveloped (15%). Antirostrum: underdeveloped (51%), Developed (47%), absent (3%). Pseudorostrum: absent. Pseudoantirostrum: absent. Sulcus acusticus: position supramedian, orientation ascending, opening ostial (86%), ostiocaudal (14%), morphology heterosulcoid, colliculum heteromorphic, ostium bent, cauda straight tubular (84%), slightly curved tubular (8%), strongly curved tubular (8%).
Description of the terms used
Morphometry:
Shape indices | Mean ± sd | Minimum | Maximum |
---|---|---|---|
OL / TL % | 5.38 ± 0.79 | 3.97 | 7.72 |
OH / OL % | 117.97 ± 13.13 | 81.88 | 149.47 |
OT / OL % | 22.84 ± 3.94 | 14.80 | 31.95 |
OT / OH % | 19.34 ± 2.29 | 14.39 | 25.84 |
Circularity | 18.06 ± 1.92 | 14.37 | 23.02 |
Rectangularity | 0.66 ± 0.04 | 0.62 | 0.86 |
* Vouchers:
Collection identifier for the individuals shown on photography and drawings:
- 25.64.ANCA.OGX4.AM.BMS56/1.25 (35 mm)
- 25.64.ANCA.OGX4.AM.BMS56/1.76 (112 mm)
- 25.64.ANCA.REV.AF.618.15 (191 mm)
For more information about this species: