Pycnopygius

{{Short description|Genus of birds}}

{{Automatic_taxobox

| image = PtilotisMarmorataSmit.jpg

| image_caption = Marbled honeyeater (Pycnopygius cinereus)

| taxon = Pycnopygius

| authority = Salvadori, 1880

| type_species = Pycnonotus stictocephalus{{cite web |url= https://www.aviansystematics.org/4th-edition-checklist?viewfamilies=119 |title= Melaphagidae |author= |date= |website= aviansystematics.org |publisher= The Trust for Avian Systematics |access-date= 2023-07-16}}

| type_species_authority = Salvadori, 1876

}}

Pycnopygius is a genus of bird in the Meliphagidae, or honeyeater, family. Established by Tommaso Salvadori in 1880, it contains the following species:

• Marbled honeyeater (Pycnopygius cinereus)
• Plain honeyeater (Pycnopygius ixoides)
• Streak-headed honeyeater (Pycnopygius stictocephalus)

The name Pycnopygius is a combination of the Greek words puknos, meaning "thick" or "dense" and -pugios, meaning "-rumped" (from pugẽ: "rump").