Pectinidae Rafinesque, 1815
Chlamys (Lyropecten) duncanensis
Chlamys (Lyropecten) ernestsmithi
Chlamys (Lyropecten) menthifontis
Chlamys (Lyropecten) planicosta
Lyropecten colinensis
Lyropecten comparilis (Holmes & Tuomey, 1857)
Lyropecten crassicardo
Lyropecten diprosopus (Fontanes, 1878)
Lyropecten eboreus (Conrad, 1833)
Lyropecten elegans (Andrzejowsky, 1830)
Lyropecten estrellanus
Lyropecten kallinubilosus (Bayer, 1943)
Lyropecten macrotis (Sowerby in Smith, 1847)
Lyropecten madisonius (Say, 1824)
Lyropecten malvinae (Dubois de Montpereux, 1851)
Lyropecten opercularis
Lyropecten santamaria Tucker, 1934