Macroramphosus scolopax (Linnaeus, 1758)
(Centriscidae, Syngnathiformes)
The collection contains otoliths from 10 individuals of this species, ranging from 67 to 111 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 3 analysed otoliths. See more detailed data here (in portuguese).
Otoliths from Macroramphosus scolopax, with total length of A. 107mm; internal side A1; external side A2; profile of the ventral region A3; click the figures for larger version*
Morphology:
Shape: hourglass. Anterior region: blunt. Posterior region: blunt. Dorsal edge: entire. Ventral edge: sinuate to entire. Profile: concave-convex. Rostrum and antirostrum orientation: in agreement. Rostrum: Developed. Antirostrum: underdeveloped. Pseudorostrum: Developed. Pseudoantirostrum: underdeveloped. 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 % | 2.55 ± 1.54 | 1.05 | 4.13 |
OH / OL % | 95.37 ± 9.44 | 88.09 | 106.04 |
OT / OL % | 23.24 ± 6.78 | 18.49 | 31.00 |
OT / OH % | 24.69 ± 8.27 | 17.44 | 33.70 |
Circularity | 15.70 ± 0.51 | 15.16 | 16.18 |
Rectangularity | 0.67 ± 0.03 | 0.63 | 0.69 |
* Vouchers:
Collection identifier for the individuals shown on photography and drawings:
- 28.1.MASC.OGX2.AM.BMS56/2.2 (107 mm)
For more information about this species: