(Prototricoma) (Prototricoma) is a biological genus in the family Desmoscolecidae and order Desmoscolecida.
Prototricoma longicauda
Calligyrus
Demanema
Desmoscolex
Greeffiella
Hapalomus
Paratricoma
Pareudesmoscolex
Progreeffiella
Protodesmoscolex
Prototricoma
Protricoma
Protricomoides
Quadricoma
Tricoma