Subgenus (Callistochiton) P. P. Carpenter in W. H. Dall, 1879

(7-0-5-3-0-5-1-3-1-0-0-0-0)

acinatus W. H. Dall, 1919

(7-0-5-3-0-5-1-3-1-1-0-0-0)
[=Callistochiton (Callistochiton) palmulatus P. P. Carpenter in H. A. Pilsbry, 1893]
Ref. Kaas & Van Belle, 1980 p 1

asthenes (S. S. Berry, 1919)

(7-0-5-3-0-5-1-3-1-2-0-0-0)
Ref. Amer. Fish. Soc., 1988 p 148

decoratus H. A. Pilsbry, 1893

(7-0-5-3-0-5-1-3-1-3-0-0-0)
Decorated Chiton
Size 1" long
Ref. Abbott & Dance, 1982 p 286 c

palmulatus P. P. Carpenter in W. H. Dall, 1879[1897]

(7-0-5-3-0-5-1-3-1-4-0-0-0)
Ref. Amer. Fish. Soc., 1988 p 148

palmulatus P. P. Carpenter in H. A. Pilsbry, 1893

(7-0-5-3-0-5-1-3-1-5-0-0-0)
Big-end Chiton
Syn. Callistochiton (Callistochiton) acinatus W. H. Dall, 1919
Ref. Kaas & Van Belle, 1980 p 95

portobelensis A. J. Ferreira, 1976

(7-0-5-3-0-5-1-3-1-6-0-0-0)
Portobelo Chiton
Ref. Amer. Fish. Soc., 1988 p 148

pulchellus J. E. Gray, 1828 [T]

(7-0-5-3-0-5-1-3-1-7-0-0-0)
Ref. Kaas & Van Belle, 1980

shuttleworthianus H. A. Pilsbry, 1892[1893]

(7-0-5-3-0-5-1-3-1-8-0-0-0)
Eastern Orange Chiton, Shuttleworth's Chiton
Ref. Amer. Fish. Soc., 1988 p 148