Mastinocerinae

The Mastinocerinae are a subfamily of phengodid beetles (Phengodidae). It contains mostly Central and South American species. They are also known as "railroad worms".

Genera

 * Akamboja Roza, Quintino, Mermudes & Silveira, 2017, 5 spp.
 * Brasilocerus Wittmer, 1963, 9 spp.
 * Cenophengus LeConte, 1881, 23 spp.
 * Cephalophrixothrix Wittmer, 1976, 3 spp.
 * Decamastinocerus Wittmer, 1988, 2 spp.
 * Distremocephalus Wittmer, 1976, 11 spp.
 * Eurymastinocerus Wittmer, 1976, 8 spp.
 * Euryognathus Wittmer, 1976, 2 spp.
 * Euryopa Gorham, 1881, 8 spp.
 * Howdenia Wittmer, 1976, 10 spp.
 * Mastinocerus Solier, 1849
 * subgenus Mastinocerus Solier, 1849, 18 spp.
 * subgenus Paramastinocerus Wittmer, 1976, 8 spp.
 * Mastinomorphus Wittmer, 1976, 15 spp.
 * Mastinowittmerus Zaragoza-Caballero, 1984, 2 spp.
 * Neophengus Wittmer, 1976, 3 spp.
 * Nephromma Wittmer, 1976, 2 spp.
 * Oxymastinocerus Wittmer, 1963, 9 spp.
 * Paraphrixothrix Zaragoza-Caballero, 2010, 1 sp.
 * Paraptorthodius Schaeffer, 1904, 3 spp.
 * Phrixothrix Olivier, 1909, 17 spp.
 * Pseudomastinocerus Wittmer, 1963, 9 spp.
 * Ptorthodiellus Wittmer, 1976, 2 spp.
 * Ptorthodius Gorham, 1881, 3 spp.
 * Spangleriella Wittmer, 1988, 1 sp.
 * Steneuryopa Wittmer, 1986, 1 sp.
 * Stenophrixothrix Wittmer, 1963, 19 spp.
 * Taximastinocerus Wittmer, 1963, 18 spp.