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Fig. 1. Diagrammatic representation of the 11 disruptive coloration skin components
that are most commonly expressed in the cuttlefish Sepia officinalis.
These chromatic skin components were used for grading the disruptive body
pattern. White posterior triangle (1), White square (2), White mantle bar (3),
White head bar (13), White arm triangle (14), Anterior transverse mantle line
(17), Posterior transverse mantle line (18), Anterior mantle bar (19), Median
mantle stripes (22), Anterior head bar (29), Paired mantle spots (21). The
numbers of the components are the same as those used in Hanlon and Messenger
(Hanlon and Messenger,
1988).