Note

Grimpoteuthis sp. C Measurements and Counts

Martin Collins, Michael Vecchione, and Richard E. Young
Sex Male Holotype Male Paratype Male Paratype Male Female Paratype Female Female Female Paratype
Total length 295 370 290 245 285 150 170 150
Mantle length 58 75 55 55 70 35 40 42
Head width 66 80 58 63 59 27 35 34
Fin span 160 195 160 150 170 105 115 95
Fin length 62 80 58 51 68 41 45 42
Fin width 27 32 17 23 23 18 17 16
Eye diameter 22 27 17 19 18 10 11 11
Arm I, length 225 275 205 180 - 110 135 110
Arm formula I.II.III.IV I.II.III.IV I.II.III.IV I.II.IV.III I.II.III.IV I.II.III.IV I.II.III.IV I.II.II=IV
Web formula ABC=DE ABCDE Damaged ABCDE ABCDE ABCD=E ABCDE ABCDE
Sucker count 71 72 Damaged 71 72 67 - 63
Max. sucker diam. 2.9 3.3 3.0 2.3 2.4 1.3 1.2 1.3
Max. cirrus length 7.2 8.0 - 7.0 8.0 4.5 6.5 4.0
Location, largest suckers 30-37 30-38 - 30-38 28-36 8- 8-40 7-35
First cirrus between suckers 4 and 5 4 and 5 4 and 6 4 and 6 6 and 7 4 and 6 5 and 7 4 and 6
Web trabecula at sucker 32,29,27,27 ?,31,27,25 - 34,30 33,30,28,26 34,31,28,26 33,?,28,27 34,32,27,28
Gill lamellae 8 8 8 8 8 8 8 8
Gill diameter 9.0 10 7.5 7.5 7.5 4.7 5.0 5.5

References

Collins, M. A. 2003. The genus Grimpoteuthis (Octopoda: Grimpoteuthidae) in the north-east Atlantic, with descriptions of three new species. Zoological Journal of the Linnean Society 139(1):93-127.

About This Page

These measurements and counts are from Collins 2003.

Martin Collins
Aberdeen University, Aberdeen, UK


National Museum of Natural History, Washington, D. C. , USA

Richard E. Young
University of Hawaii, Honolulu, HI, USA

Correspondence regarding this page should be directed to Martin Collins at , Michael Vecchione at , and Richard E. Young at

All Rights Reserved.

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