P. inornatus

P. inornatus may refer to:
 * Parus inornatus, a tit species
 * Perognathus inornatus, a mouse species
 * Phylloscopus inornatus, a warbler species
 * Phelpsia inornatus, a flycatcher species
 * Philemon inornatus, a friarbird species
 * Pseudojuloides inornatus, a wrasse species in the genus Pseudojuloides
 * Pseudomystus inornatus, a catfish species in the genus Pseudomystus
 * Ptychochromis inornatus, a fish species endemic to Madagascar