Beryx splendens Lowe, 1834
(Berycidae, Beryciformes)
The collection contains otoliths from 236 individuals of this species, ranging from 169 to 367 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 29 analysed otoliths. See more detailed data here (in portuguese).
Otoliths from Beryx splendens, with total length of A. 170mm; B. 314mm; internal side A1; B1; external side A2; B2; profile of the ventral region A3; B3; click the figures for larger version*
Morphology:
Shape: trapezoidal. Anterior region: oblique (90%), oblique to peaked (10%). Posterior region: peaked-round (76%), peaked (17%), oblique-round (3%), oblique (3%). Dorsal edge: lobed (83%), sinuate (17%). Anterior ventral edge: lobed (90%), entire (7%), sinuate (3%). Posterior ventral edge: lobed (79%), sinuate (21%). Central ventral edge: lobed. Profile: concave-convex (86%), flattened (14%). Rostrum and antirostrum orientation: not applicable (86%), in agreement (14%). Rostrum: Developed (86%), underdeveloped (14%). Antirostrum: absent (86%), underdeveloped (14%). Pseudorostrum: absent. Pseudoantirostrum: absent. Sulcus acusticus: position supramedian, orientation ascending (93%), horizontal (7%), opening ostiocaudal (66%), ostial (34%), morphology heterosulcoid, colliculum heteromorphic, ostium (93%), tubular (7%), cauda straight tubular.
Description of the terms used
Morphometry:
Shape indices | Mean ± sd | Minimum | Maximum |
---|---|---|---|
OL / TL % | 4.58 ± 0.29 | 3.87 | 5.19 |
OH / OL % | 71.40 ± 3.14 | 66.18 | 77.88 |
OT / OL % | 11.27 ± 1.45 | 9.19 | 14.78 |
OT / OH % | 15.79 ± 1.95 | 12.40 | 20.29 |
Circularity | 21.44 ± 1.61 | 18.39 | 24.29 |
Rectangularity | 0.66 ± 0.02 | 0.61 | 0.72 |
* Vouchers:
Collection identifier for the individuals shown on photography and drawings:
- 21.3.BESP.REV.AF.531B.1 (170 mm)
- 21.3.BESP.REV.AF.1256.2 (314 mm)
For more information about this species: