Subgenus (Tonicella) P. P. Carpenter, 1873

(7-0-5-3-0-5-5-21-1-0-0-0-0)

beringensis Yakovleva, 1952

(7-0-5-3-0-5-5-21-1-1-0-0-0)
Ref. Amer. Fish. Soc., 1988 p 149

blaneyi W. H. Dall, 1905

(7-0-5-3-0-5-5-21-1-2-0-0-0)
Ref. Amer. Fish. Soc., 1988 p 149

granulata Yakovleva, 1952

(7-0-5-3-0-5-5-21-1-3-0-0-0)
Ref. Amer. Fish. Soc., 1988 p 149

insignis (L. A. Reeve, 1847)

(7-0-5-3-0-5-5-21-1-4-0-0-0)
Hidden Chiton
Size 1.2" long
Syn. Tonicella submarmoreus A. T. v Middendorff, 1846
Ref. Abbott & Dance, 1982 p 285 c

lineata (W. Wood, 1815)

(7-0-5-3-0-5-5-21-1-5-0-0-0)
Lined Red Chiton
Size 1.5" long
Ref. Abbott & Dance, 1982 p 285 c
Amer. Fish. Soc., 1988 p 149

marmoreus (marmorea] (O. Fabricius, 1780) [T]

(7-0-5-3-0-5-5-21-1-6-0-0-0)
Mottled Red Chiton
Ref. Abbott & Dance, 1982 p 285 c
Amer. Fish. Soc., 1988 p 149
Kaas & Van Belle, 1980

rubra (C. v. Linne, 1767)

(7-0-5-3-0-5-5-21-1-7-0-0-0)
Northern Red Chiton
Size 1" long
Ref. Abbott & Dance, 1982 p 285 c
Amer. Fish. Soc., 1988 p 149

saccharina W. H. Dall, 1879

(7-0-5-3-0-5-5-21-1-8-0-0-0)
Ref. Amer. Fish. Soc., 1988 p 149

submarmorea (A. T. v Middendorff, 1846)

(7-0-5-3-0-5-5-21-1-9-0-0-0)
Ref. Amer.Fish. Soc., 1988 p 149
[=Tonicella insignis (L. A. Reeve, 1847)]
Ref. Abbott & Dance, 1982 p 285
[=Cryptochiton stelleri (A. T. v Middendorff, 1847)]
Ref. Kaas & Van Belle, 1980 p 124

undocarulea Sirenko, 1973

(7-0-5-3-0-5-5-21-1-10-0-0-0)
Ref. Amer. Fish. Soc., 1988 p 149