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Grimpoteuthis tuftsi: Measurements and Counts

Richard E. Young and Michael Vecchione

Sex	Male	Male	Male	Male Holotype	Female	Female	Female
Mantle length	72	93	100	101	65	74	102
Mantle width	49	85	69	63	50	52	64
Head width	60	101	98	73	60	67	78
Arm I, length	289	309	322	312	207	224	285
Arm II, length	275	288	320	295	186	222	238
Arm III, length	260	270	283	258	170	210	250
Arm IV, length	217	261	261	239	-	208	253
Total length	346	457	475	460	285	322	460
Fin length	65	90	95	85	59	60	81
Fin width	30	38	40	31	27	29	35
Sucker diameter	3.8	4.0	4.5	2.5	2.5	2.5	3.0
Cirrus length	6.0	9.0	8.0	9.0	9.0	6.0	5.0
Gill lamellae	8	8	8	7	8	8	7
Arm I suckers	71	67	73	63+	69	74	75
Arm formula	I.II.III.IV	I.II.III.IV	I.II.III.IV	I.II.III.IV	I.II.III.IV	I.II.III.IV	I.IV.III.II