Specimens of four species Bivalvia not previously recorded from Iraq were discovered. These are Didimacar tenebrica, Aspidopholas obtecta, Neotrapezium sublaevigatum, and Barbatia trapezina which belong to the Noetiidae, Pholadidae, Trapezidae Arcidae families, respectively. All specimens collected alive intertidal zone northwest Persian-Arabian Gulf, Iraq, in Fao region. Although these widespr...