Genus Cyathodonta T. A. Conrad, 1849

(3-2-4-0-4-3-0-13-0-0-0-0-0)
Ref. Abbott & Dance, 1982 p 374
Amer. Fish. Soc., 1988 p 48
Syn. Cyastoderma Csepreghy-Meznerics, 1959
Ref. Bernard, 1983 p 64 Vokes, 1980 p 210

dubiosa W. H. Dall, 1915
(3-2-4-0-4-3-0-13-0-1-0-0-0)
Doubtful Thracid
Ref. Amer. Fish. Soc., 1988 p 48
Syn. Cyathodonta pedroana W. H. Dall, 1915;
Cyathodonta undulata authors [not T. A. Conrad, 1849];
Thracia (Thracia) plicata authors, not G. P. Deshayes, 1832
Ref. Bernard, 1983 p 64

lucasana W. H. Dall, 1915
(3-2-4-0-4-3-0-13-0-2-0-0-0)
Ref. Bernard, 1983 p 64

pedroana W. H. Dall, 1915
(3-2-4-0-4-3-0-13-0-3-0-0-0)
[=Cyathodonta undulata T. A. Conrad, 1849]
Ref. Abbott, 1974 p 559
[=Cyathodonta dubiosa W. H. Dall, 1915]
Ref. Bernard, 1983 p 64

semirugosa (L. A. Reeve, 1859)
(3-2-4-0-4-3-0-13-0-4-0-0-0)
Wavy Caribbean Thracia, Wavy Thracid
Size 0.75"-1" long
Ref. Abbott, 1974 p 559
Amer. Fish. Soc., 1988 p 48

tumbeziana A. A. Olsson, 1961
(3-2-4-0-4-3-0-13-0-5-0-0-0)
[=Cyathodonta undulata T. A. Conrad, 1849]
Ref. Bernard, 1983 p 64

undulata authors [not T. A. Conrad, 1849]
(3-2-4-0-4-3-0-13-0-6-0-0-0)
[=Cyathodonta dubiosa W. H. Dall, 1915]
Ref. Bernard, 1983 p 64

undulata T. A. Conrad, 1849 [T]
(3-2-4-0-4-3-0-13-0-7-0-0-0)
Wavy Pacific Thracia
Size 1.5" long
Syn. Cyathodonta dubiosa W. H. Dall, 1915;
Cyathodonta pedroana W. H. Dall, 1915
Ref. Abbott, 1974 p 559 bw
Syn. Cyathodonta tumbeziana A. A. Olsson, 1961;
Cyathodonta undulata peruviana A. A. Olsson, 1961;
Thracia (Thracia) magnifica authors [not J. H. Jonas, 1850];
Thracia (Thracia) plicata authors [not G. P. Deshayes, 1832]
Ref. Bernard, 1983 p 64

peruviana A. A. Olsson, 1961
(3-2-4-0-4-3-0-13-0-7-1-0-0)
Ref. Abbott, 1974 p 559
[=Cyathodonta undulata T. A. Conrad, 1849]
Ref. Bernard, 1983 p 64