Subgenus (Mopalia) J. E. Gray, 1847

(7-0-5-2-0-4-2-11-4-0-0-0-0)

acuta (P. P. Carpenter, 1855)

(7-0-5-2-0-4-2-11-4-1-0-0-0)
Acute Chiton, Acute Mopalia
Size 1"-1.5" long
Ref. Abbott, 1974 p 402 bw
Amer. Fish. Soc., 1988 p 149
Syn. Mopalia (Mopalia) chloris W. H. Dall, 1918
Ref. Abbott & Dance, 1982 p 286 c
Syn. Chaetopleura (Chaetopleura) lactica W. H. Dall, 1919
Ref. Kaas & Van Belle, 1980 p 70

acuta P. P. Carpenter, 1864

(7-0-5-2-0-4-2-11-4-2-0-0-0)
Syn. Mopalia (Mopalia) fissa P. P. Carpenter;
Mopalia (Mopalia) plumosa P. P. Carpenter
Ref. Abbott, 1974 p 402

celetoides W. H. Dall, 1919

(7-0-5-2-0-4-2-11-4-3-0-0-0)
Ref. Abbott, 1974 p 403

chacei S. S. Berry, 1919

(7-0-5-2-0-4-2-11-4-4-0-0-0)
Ref. Abbott, 1974 p 403

chloris W. H. Dall, 1918

(7-0-5-2-0-4-2-11-4-5-0-0-0)
Ref. Abbott, 1974 p 403
[=Mopalia (Mopalia) acuta P. P. Carpenter, 1855]
Ref. Abbott & Dance, 1982 p 286

ciliata (G. B. Sowerby, 1840)

(7-0-5-2-0-4-2-11-4-6-0-0-0)
Hairy Mopalia
Size 1"-2" long
Ref. Abbott & Dance, 1982 p 286 c
Amer. Fish. Soc., 1988 p 150
Syn. Mopalia (Mopalia) elevata H. A. Pilsbry, 1892
Ref. Abbott, 1974 p 401 bw

ciliata (G. B. Sowerby, 1840)

(7-0-5-2-0-4-2-11-4-6-1-0-0)

wosnessenski A. T. v Middendorff, 1847

(7-0-5-2-0-4-2-11-4-6-2-0-0)
Ref. Abbott, 1974 p 401

cirrata S. S. Berry, 1919

(7-0-5-2-0-4-2-11-4-7-0-0-0)
Ref. Abbott, 1974 p 403
Amer. Fish. Soc., 1988 p 150

cithara S. S. Berry, 1951

(7-0-5-2-0-4-2-11-4-8-0-0-0)
Ref. Abbott, 1974 p 403
Amer. Fish. Soc., 1988 p 150

egretta S. S. Berry, 1919

(7-0-5-2-0-4-2-11-4-9-0-0-0)
Ref. Abbott, 1974 p 403
Amer. Fish. Soc., 1988 p 150

elevata H. A. Pilsbry, 1892

(7-0-5-2-0-4-2-11-4-10-0-0-0)
[=Mopalia (Mopalia) ciliata (G. B. Sowerby, 1840)]
Ref. Abbott, 1974 p 401

fissa P. P. Carpenter

(7-0-5-2-0-4-2-11-4-11-0-0-0)
[=Mopalia (Mopalia) acuta P. P. Carpenter, 1864]
Ref. Abbott, 1974 p 402

goniura W. H. Dall, 1919

(7-0-5-2-0-4-2-11-4-12-0-0-0)
[=Mopalia (Mopalia) sinuata P. P. Carpenter, 1864]
Ref. Abbott, 1974 p 403

heathi H. A. Pilsbry, 1898

(7-0-5-2-0-4-2-11-4-13-0-0-0)
[=Mopalia (Dendrochiton) flectens P. P. Carpenter, 1864]
Ref. Abbott, 1974 p 403

hindsii [hindsi] (L. A. Reeve, 1847) [T]

(7-0-5-2-0-4-2-11-4-14-0-0-0)
Hinds' Mopalia, Hinds's Mopalia
Size 2"-4" long
Ref. Abbott, 1974 p 402 bw
Abbott & Dance, 1982 p 286 c
Amer. Fish. Soc., 1988 p 150
Kaas & Van Belle, 1980

imporcata P. P. Carpenter, 1864

(7-0-5-2-0-4-2-11-4-15-0-0-0)
Ref. Abbott, 1974 p 403
Amer. Fish. Soc., 1988 p 150

Form lionotus H. A. Pilsbry, 1918

(7-0-5-2-0-4-2-11-4-15-0-1-0)
Ref. Abbott, 1974 p 403

kennerlyi P. P. Carpenter, 1864

(7-0-5-2-0-4-2-11-4-16-0-0-0)
Ref. Abbott, 1974 p 402

laevior H. A. Pilsbry, 1918

(7-0-5-2-0-4-2-11-4-17-0-0-0)
Laevior Chiton
Size 1.5" long
Ref. Abbott, 1974 p 402
Abbott & Dance, 1982 p 286 c
Amer. Fish. Soc., 1988 p 150

lignosa (A. A. Gould, 1846)

(7-0-5-2-0-4-2-11-4-18-0-0-0)
Woody Mopalia
Size 1"-2.5" long
Ref. Amer. Fish. Soc., 1988 p 150
[may be a form of Mopalia muscosa]
Ref. Abbott, 1974 p 402 bw
[=Mopalia (Mopalia) muscosa (A. A. Gould, 1846)]
Ref. Abbott & Dance, 1982 p 286

lionotus H. A. Pilsbry, 1918

(7-0-5-2-0-4-2-11-4-19-0-0-0)
Ref. Amer. Fish. Soc., 1988 p 150

lowei H. A. Pilsbry, 1918

(7-0-5-2-0-4-2-11-4-20-0-0-0)
Ref. Abbott, 1974 p 403 bw
Amer. Fish. Soc., 1988 p 150

muscosa (A. A. Gould, 1846)

(7-0-5-2-0-4-2-11-4-21-0-0-0)
Mossy Mopalia
Size 1"-2" long
Ref. Abbott, 1974 p 402 bw
Amer. Fish. Soc., 1988 p 150
Syn. Mopalia (Mopalia) lignosa A. A. Gould, 1846
Ref. Abbott & Dance, 1982 p 286 c

? Form lignosa (A. A. Gould, 1846)

(7-0-5-2-0-4-2-11-4-21-0-1-0)
Ref. Abbott, 1974 p 402

pedroana G. Willett, 1932

(7-0-5-2-0-4-2-11-4-22-0-0-0)
Ref. Abbott, 1974 p 403

phorminx S. S. Berry, 1919

(7-0-5-2-0-4-2-11-4-23-0-0-0)
Ref. Abbott, 1974 p 403
Amer. Fish. Soc., 1988 p 150

plumosa P. P. Carpenter

(7-0-5-2-0-4-2-11-4-24-0-0-0)
[=Mopalia (Mopalia) acuta P. P. Carpenter, 1864]
Ref. Abbott, 1974 p 402

porifera H. A. Pilsbry, 1893[1892]

(7-0-5-2-0-4-2-11-4-25-0-0-0)
Ref. Abbott, 1974 p 402
Amer. Fish. Soc., 1988 p 150

recurvans Barnawell, 1960

(7-0-5-2-0-4-2-11-4-26-0-0-0)
Barnawell's Chiton
Ref. Abbott, 1974 p 402
Amer. Fish. Soc., 1988 p 150

semiliratus S. S. Berry, 1927

(7-0-5-2-0-4-2-11-4-27-0-0-0)
[=Mopalia (Dendrochiton) flectens P. P. Carpenter, 1864]
Ref. Abbott, 1974 p 403

sinuata P. P. Carpenter, 1864

(7-0-5-2-0-4-2-11-4-28-0-0-0)
Ref. Amer. Fish. Soc., 1988 p 150
Syn. Mopalia (Mopalia) goniura W. H. Dall, 1919
Ref. Abbott, 1974 p 403
Syn. Callistochiton aepynotus W. H. Dall, 1919
Ref. Kaas & Van Belle, 1980 p 3

spectabilis G. I. M. & I. M. Cowan, 1977

(7-0-5-2-0-4-2-11-4-29-0-0-0)
Ref. Amer. Fish. Soc., 1988 p 150

swanii P. P. Carpenter, 1864

(7-0-5-2-0-4-2-11-4-30-0-0-0)
Ref. Abbott, 1974 p 402
Amer. Fish. Soc., 1988 p 150