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Plate 10
MUREX SHELLS AND ROYAL TYRL\i\ PURPLE
a. West Indian Murex, Murex brevijrons Lam., 4 inches (Southeastern
Florida and the West Indies), p. 203.
b. Giant Eastern Murex, Murex fulvescens Sby., 6 inches (North C^arolina
to Texas), p. 203.
c. Regal Murex, Murex regius Swainson, 6 inches (Gulf of California to
Panama), not in text.
d. Beau's Murex, Murex beaui Fischer and Bern., 4 inches (Gulf of
Mexico and the West Indies), p. 202.
e. Lace Murex, Miirex florifer Reeve, 3 inches (Florida and the West
Indies), p. 203.
f. Antillean Murex, Murex antillarinn Hinds, 3 inches (West Indies)
not in text.
g. Beau's Murex, Murex beaui F. and B., 5 inches. Deep-water form
(Florida and West Indies), p. 202.
h. Cabrit's Murex, Murex cabriti Bernardi, 2 inches (Florida and the
West Indies), p. 201.
i. Banded Dve Murex, Murex trunculus L., 3 inches (Mediterranean Sea),
p. 12.
j. Spiny Dye Murex, Murex braudaris L., 3 inches (Mediterranean Sea
and West Africa), p. 12.
k. Cabbage Murex, Murex brassica Lam., 7 inches (West Mexico), not
in text.
1. Apple Murex, Murex pomum Gmelin, 3 inches (North Carolina to the
West Indies), p. 202.
m. PiNK-MOUTHED MuREx, Murex erythrostomus SAvainson, fi inches (Gulf
of California to Panama), not in text.
n. t(j cj. Strips of paper dyed with Royal Tyrian Purple from the
Mediterranean Sea and FraiK e. \^arious shades were obtained by
the ancients by varying the concentration of snail dye. the number
of dips and the species of snail, n. Light dipping from Murex trun-
culus. o. Light dipping from Murex braudaris. p. Heavy concentrat-
ion from Murex braudaris and Thais liaeniasfouia. (|. Fre(|uent dips
in a heavy bath from Murex fruuculus and Thais lapillus (see p. 12).