Notopogon fernandezianus (Delfin, 1899)
(Centriscidae, Syngnathiformes)
The collection contains otoliths from 11 individuals of this species, ranging from 142 to 161 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 6 analysed otoliths. See more detailed data here (in portuguese).
Otoliths from Notopogon fernandezianus, with total length of A. 161mm; internal side A1; external side A2; profile of the ventral region A3; click the figures for larger version*
Morphology:
Shape: hourglass. Anterior region: notched (83%), blunt (17%). Posterior region: notched (67%), blunt (33%). Dorsal edge: entire. Ventral edge: sinuate (50%), lobed to sinuate (50%). Profile: concave-convex. Rostrum and antirostrum orientation: in agreement. Rostrum: Developed. Antirostrum: underdeveloped. Pseudorostrum: Developed. Pseudoantirostrum: underdeveloped (83%), absent (17%). Sulcus acusticus: position supramedian, orientation horizontal, opening ostiocaudal, morphology homosulcoid, colliculum homomorphic, ostium funnel-like, cauda funnel-like.
Description of the terms used
Morphometry:
Shape indices | Mean ± sd | Minimum | Maximum |
---|---|---|---|
OL / TL % | 1.07 ± 0.17 | 0.93 | 1.34 |
OH / OL % | 102.44 ± 5.58 | 95.65 | 109.86 |
OT / OL % | 46.97 ± 7.05 | 38.79 | 57.63 |
OT / OH % | 46.09 ± 8.28 | 35.90 | 58.96 |
Circularity | 19.34 ± 1.71 | 17.65 | 21.60 |
Rectangularity | 0.61 ± 0.03 | 0.57 | 0.65 |
* Vouchers:
Collection identifier for the individuals shown on photography and drawings:
- 28.1.NOFE.REV.AF.1126.9 (161 mm)
For more information about this species: