Additional records of marine bivalves from Iraq, with a provisional checklist for the marine bivalves of Iraq

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 widespread our study is first report them along Iraqi coast. A provisional checklist marine bivalves presented listing 32 21 have been verified or photographs. This list compared with data adjacent coasts Kuwait Iran.