Anditrigonia
eximia
(R.A. Philippi, 1899 †)
(FOSSIL)

Anditrigonia
britoi
Hessel, 2005 †
(FOSSIL)

Apiotrigonia
condoni
(A. Packard, 1921 †)
(FOSSIL)

Apiotrigonia
sulcataria
(J.B.P.A. Lamarck, 1819 †)
(FOSSIL)

Apiotrigonia
crassoradiata
T. Nakano, 1958 †
(FOSSIL)

Apiotrigonia
dubia
Tashiro, 1979 †
(FOSSIL)

Apiotrigonia
minor
Yabe & T. Nagao †
(FOSSIL)

Apiotrigonia
mikasaensis
Tashiro, 1979 †
(FOSSIL)

Apiotrigonia
obsoleta
T. Nakano, 1957 †
(FOSSIL)

Apiotrigonia
jimboi
T. Nakano, 1957 †
(FOSSIL)

Apiotrigonia
ashizawaensis
H. Saito, 1962 †
(FOSSIL)

Apiotrigonia
hetonaiana
Tashiro, 1978 †
(FOSSIL)

Apiotrigonia
obliquecostata
T. Nakano, 1957 †
(FOSSIL)

Apiotrigonia
utoensis
Tashiro, 1972 †
(FOSSIL)

Apiotrigonia
cragini
(Stoyanow 1949) †
(FOSSIL)

Columbitrigonia
columbiana
A. Packard, 1921 †
(FOSSIL)

Dampietrigonia
progonos
(Paulcke 1903) †
(FOSSIL)

Heterotrigonia
calderoni
(R. Garcia del Castillo & Aguilera †)
(FOSSIL)

Heterotrigonia
diversicostata
(J.J.F. Whiteaves, 1876 †)
(FOSSIL)

Heterotrigonia
subovalis
Jimbo, 1894 †
(FOSSIL)

Heterotrigonia
granosa
T. Nakano, 1957 †
(FOSSIL)

Megatrigonia
saggersoni
M.R. Cooper, 1993 †
(FOSSIL)

Megatrigonia
concardiiformis
(Krauss 1843) †
(FOSSIL)

Nakanotrigonia
granosa
(T. Nakano, 1957 †)
(FOSSIL)

Nuraya
imutensis
Tashiro, 1972 †
(FOSSIL)

Nuraya
postonodosa
T. Nakano, 1957 †
(FOSSIL)

Nuraya
minima
T. Nakano, 1957 †
(FOSSIL)

Paranditrigonia
potrerillensis
Reyes & A.M. Pérez, 1983 †
(FOSSIL)