Main Ref. | Barord, G.J., D.J. Combosch, G. Giribet, N. Landman, S. Lemer, J. Veloso and P.D. Ward, 2023 |
Appearance refers to |
specialized organs | |
different appearance | |
different colors | |
remarks |
Striking features | |
Body shape lateral | |
Cross section | |
Dorsal head profile | |
Type of eyes | |
Type of mouth/snout | |
Position of mouth | |
Diagnosis | It has a 15-30% pigment coloration on shell. two color pattern morphs present, with both full (stripes from venter to umbilicus) and “umbilical white patch” variety, where stripes flowing down from venter stop short of umbilical region; shell color patterns composed of simple stripes beginning at venter and then extending down the side of shell; these are large and unbranched and are among the simplest of all nautilus shell coloration patterns. |
Ease of Identification |
Lateral Lines | Interrupted: No |
Scales on lateral line | |
Pored lateral line scales | |
Scales in lateral series | |
Scale rows above lateral line | |
Scale rows below lateral line | |
Scales around caudal peduncle | |
Barbels | |
Gill clefts (sharks/rays only) | |
Gill rakers | |
on lower limb | |
on upper limb | |
total | |
Vertebrae | |
preanal | |
total |
Attributes | |
Fins number | |
Finlets No. | Dorsal |
Ventral | |
Spines total | |
Soft-rays total | |
Adipose fin |
Attributes |
Fins number | |
Spines total | |
Soft-rays total |
Pectoral | Attributes |
spines | |
soft-rays | |
Pelvics | Attributes |
Position | |
spines | |
soft-rays |