Tit for tat | Tawny Tit-Spinetail | P'tit quinquin | TIT FOR TAT | Long-tailed Tit | great tit | Eurasian Penduline Tit | Willow Tit | Varied Tit | Tit for Tat | Tit-Bits | Southern Black Tit | Père David's Tit | Parc Linéaire Le P'tit Train du Nord | Palawan Tit | Marsh Tit | Great Tit |
This is supported by mtDNA cytochrome b sequence analysis; within Poecile, the Willow Tit is part of a group of Eurasian "typical chickadees" that includes also the Marsh Tit, Père David's Tit, and the Songar Tit (Gill et al. 2005, del Hoyo et al. 2007).