Mullus argentinae Hubbs & Marini, 1933
(Mullidae, Perciformes)
The collection contains otoliths from 419 individuals of this species, ranging from 75 to 245 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 66 analysed otoliths. See more detailed data here (in portuguese).
Otoliths from Mullus argentinae, with total length of A. 129mm; B. 192mm; C. 243mm; 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: elliptic to trapezoidal (73%), elliptic (24%), fusiform (3%). Anterior region: peaked (36%), peaked-round (32%), oblique (21%), double-peaked (6%). Posterior region: oblique (53%), oblique to angled (20%), angled (9%), oblique-round (8%). Dorsal edge: sinuate (55%), lobed to sinuate (30%), lobed (8%), irregular (6%). Ventral edge: lobed to sinuate (59%), sinuate (20%), lobed (18%), irregular (3%). Profile: concave-convex. Rostrum and antirostrum orientation: in agreement (98%), not applicable (2%). Rostrum: Developed (98%), underdeveloped (2%). Antirostrum: Developed (94%), underdeveloped (5%), absent (2%). Pseudorostrum: absent. Pseudoantirostrum: absent. Sulcus acusticus: position median, orientation horizontal, opening ostial, morphology heterosulcoid, colliculum heteromorphic, ostium funnel-like, cauda markedly curved tubular.
Description of the terms used
Morphometry:
Shape indices | Mean ± sd | Minimum | Maximum |
---|---|---|---|
OL / TL % | 2.31 ± 0.43 | 1.76 | 3.83 |
OH / OL % | 67.04 ± 4.88 | 55.12 | 81.38 |
OT / OL % | 18.90 ± 1.74 | 15.12 | 23.74 |
OT / OH % | 28.25 ± 2.38 | 24.35 | 33.67 |
Circularity | 20.17 ± 3.06 | 16.25 | 39.26 |
Rectangularity | 0.68 ± 0.03 | 0.56 | 0.72 |
* Vouchers:
Collection identifier for the individuals shown on photography and drawings:
- 25.23.MUAR.PI.AF.11.30 (129 mm)
- 25.23.MUAR.OGX4.AM.BMS56/1.68 (192 mm)
- 25.23.MUAR.OGX4.AM.BMS56/1.150 (243 mm)
For more information about this species: