Caliendrum vittatum (FOSSIL) B. Phillips, 1836 †
Kirkospira glacialis (FOSSIL) Rohr & Blodgett, 2001 †
Kirkospira lindstroemi (FOSSIL) (Oehlert & Oehlert,1888 †)
Kirkospira tongassensis (FOSSIL) (Rohr & Blodgett, 2008 †)
Kirkospira vitellia (FOSSIL) (Billings, 1865 †)
Pithodea americana (FOSSIL) (Thein & Nitecki, 1974 †)
Pithodea amplissima (FOSSIL) de Koninck, 1881 †
Pithodea tornatilis (FOSSIL) (B. Phillips, 1836 †)
Wortheniopsis margarethae (FOSSIL) (E.A.L. Kittl, 1894 †)
Wortheniopsis quirinii (FOSSIL) (Stoppani, 1858 †)