Genus Isorobitella A. M. Keen, 1962

(3-5-4-0-17-8-1-17-0-0-0-0-0)
Ref. Amer. Fish. Soc., 1988 p 37
Vokes, 1980 p 112
[see also under Subfamily: OROBITELLINAE]
[see also as Subgenus under Family: LEPTONIDAE]
[see also under Superfamily: LEPTONACEA; Family: MONTACUTIDAE]

trigonalis (P. P. Carpenter, 1857)
(3-5-4-0-17-8-1-17-0-1-0-0-0)
Trigonal Montacutid
Ref. Amer. Fish. Soc., 1988 p 37
Syn. Aligena Cerritensis R. Arnold, 1902
Ref. Bernard, 1983 p 32