Subgenus (Trigonella) T. A. Conrad, 1837 [not E. M. da Costa, 1778]

(3-4-4-0-26-7-9-28-6-0-0-0-0)
[=(Pachydesma) T. A. Conrad, 1854]
Ref. Abbott, 1974 p 529
Vaught, 1989 p 136