Wikispecies has an entry on:

Prionops

• Included species (for IOC classification & ITIS):

P. alberti, P. caniceps, P. gabela, P. plumatus, P. poliolophus, P. retzii, P. rufiventris, P. scopifrons

• Note: Prionops is placed under Malaconotidae by ITIS & IUCN and under Prionopidae by IOC classification 2.3.

• IOC link: Prionops in order Passeriformes subcat

• ITIS link: Prionops Vieillot, 1816 Category:Biology pages with wikidata link

• IUCN link: Prionops threatened species

Prionops alberti (cat.)

Prionops caniceps (cat.)

Prionops gabela (cat.)

Prionops plumatus (cat.)

Prionops poliolophus (cat.)

Prionops retzii (cat.)

Prionops rufiventris (cat.)

Prionops scopifrons (cat.)

More than one species

• 
  Prionops scopifrons, Hypargos niveoguttatus
• 
  Prionops poliocephalus, P. rufiventris mentalis