Lophius gastrophysus Miranda Ribeiro, 1915
(Lophiidae, Lophiiformes)
The collection contains otoliths from 24 individuals of this species, ranging from 59 to 720 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 20 analysed otoliths. See more detailed data here (in portuguese).
Otoliths from Lophius gastrophysus, with total length of A. 59mm; B. 384mm; C. 720mm; 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: semicircular (80%), discoidal (20%). Anterior region: rounded (55%), oblique-round (40%), oblique to irregular (5%). Posterior region: rounded (65%), oblique-round (15%), irregular (10%), peaked (5%). Dorsal edge: lobed (75%), dentate to lobed (25%). Ventral edge: entire (45%), lobed (30%), sinuate (25%). Profile: plane-convex. Rostrum and antirostrum orientation: not applicable. Rostrum: absent. Antirostrum: absent. Pseudorostrum: absent. Pseudoantirostrum: absent. Sulcus acusticus: position median (50%), inframedian (50%), orientation horizontal, opening mesial, morphology archaesulcoid, colliculum homomorphic, ostium absent, cauda absent.
Description of the terms used
Morphometry:
Shape indices | Mean ± sd | Minimum | Maximum |
---|---|---|---|
OL / TL % | 1.89 ± 0.31 | 1.40 | 2.70 |
OH / OL % | 71.89 ± 11.72 | 55.08 | 92.63 |
OT / OL % | 18.92 ± 9.31 | 7.54 | 38.95 |
OT / OH % | 25.42 ± 9.24 | 11.85 | 42.05 |
Circularity | 18.68 ± 2.91 | 14.90 | 25.72 |
Rectangularity | 0.70 ± 0.03 | 0.62 | 0.75 |
* Vouchers:
Collection identifier for the individuals shown on photography and drawings:
- 16.1.LOGA.PI.AF.37.13 (59 mm)
- 16.1.LOGA.OGX2.AM.BMS56/2.1 (384 mm)
- 16.1.LOGA.PADCT.AF.6633.1 (720 mm)
For more information about this species: