This study has been conducted in order to determine the Polyplacophoran species occurring along the Aegean coasts of Turkey. As a result of collecting carried out in different habitats at 21 selected locations, 11 species were identified:Lepidopleurus cajetanus,L. scabridus,Ischnochiton rissoi,Callochiton septemvalvis euplaeae,Lepidochitona cinerea,L. corrugata,L. monterosatoi,Chiton corallinus,Ch. olivaceus,Acanthochitona crinita, andA. fascicularis. Of these species,Lepidopleurus scabridusis reported for the first time from Turkey, andChiton corallinusis new for the Aegean fauna of Turkey.