Colubridae Oppel, 1811
Trimetopon barbouri Dunn, 1930
Trimetopon gracile Günther, 1872
Trimetopon pliolepis Cope, 1894
Trimetopon simile Dunn, 1930
Trimetopon slevini Dunn, 1940
Trimetopon viquezi Dunn, 1937