- Arms
- Arms subequal with arms IV slightly the longest.
- Arms I-III with suckers in up to 4 series and about 50 transverse rows.
- Arms IV with suckers in 2 series.
- Sucker dentition unknown.
- Tentacular club
- Number of transverse suckers unknown.
- Number of transverse suckers unknown.
- Fins
- Longest fin ribs are 34% of the ML.
- Longest fin ribs are 34% of the ML.
- Radula
- Only 5 teeth present in transverse row.
Click on an image to view larger version & data in a new window
Figure. Drawing of radular teeth of C. sepioloides, 14 mm ML, from Rancurel, 1970.
- Only 5 teeth present in transverse row.
- Gladius
- Gladius rhachis with triangular cross-section. Click on an image to view larger version & data in a new window
Figure. Drawing of gladius of C. sepioloides, 14 mm ML, from Rancurel, 1970.
- Gladius rhachis with triangular cross-section.
| ML, mm | 15 | 15 | 18 | 19 |
| MW, % ML | 66.5 | 77 | 72.5 | 63 |
| Fin L, % ML | 73 | 86.5 | 72 | 79 |
| Head W, % ML | 46.5 | 53.5 | 50 | 50 |
| Arm I, % ML | 40 | 50 | ca. 50 | 42 |
| Arm II, % ML | 40 | 60 | ca. 55 | 47.5 |
| Arm III, % ML | 46.5 | 60 | ca. 55 | 45 |
| Arm IV, % ML | 60 | 70 | ca. 55 | 45.5 |
| Club L, % ML | 33.5 | 33.4 | 33.4 | 51.6 |
Table from modified from Rancurel, 1970.
Comments
The 5-tooth radula is probably a feature of all members of the genus as we have seen the same type in a different species from Hawaiian waters. Accessory nidamental glands could not be detected in the immature females.
