Reynesia lepida (FOSSIL) Buckman †
Graphoceras lepta (FOSSIL) Buckman †
Ludwigia limatum (FOSSIL) Buckman †
Graphoceras limitatum (FOSSIL) Buckman, 1902 †
Leioceras lineatum (FOSSIL) (Buckman, 1899 †)
Hyperlioceras liodiscites (FOSSIL) Buckman †
Ludwigia literata (FOSSIL) Buckman †
Hyperlioceras lucyi (FOSSIL) (S.S. Buckman, 1889 †)
Ludwigia maggsi (FOSSIL) Buckman †
Graphoceras magna (FOSSIL) Buckman †
Graphoceras micrum (FOSSIL) (Buckman, 1901 †)
Graphoceras mirabile (FOSSIL) Buckman †
Graphoceras modicum (FOSSIL) (Buckman, 1901 †)
Ludwigia murchisonae (FOSSIL) (J. de C. Sowerby,1825 †)
Paineia nitens (FOSSIL) S.S. Buckman, 1904 †
Graphoceras nodata (FOSSIL) (Buckman, 1904 †)
Ludwigia obtusa (FOSSIL) (Buckman, 1904 †)
Ludwigia obtusiformis (FOSSIL) Buckman, 1913 †
Graphoceras opacum (FOSSIL) (Buckman, 1901 †)
Cypholioceras opaliniforme (FOSSIL) S.S. Buckman, 1899 †
Leioceras opalinum (FOSSIL) (Reinecke, 1818 †)
Ludwigia pagana (FOSSIL) Buckman †
Leioceras partitum (FOSSIL) (Buckman, 1899 †)
Graphoceras parvicosta (FOSSIL) Buckman †
Brasilia patellaria (FOSSIL) (Buckman, 1906 †)
Ludwigia patula (FOSSIL) (Buckman †)
Ludwigia pinax (FOSSIL) Buckman †
Brasilia pinguis (FOSSIL) (Buckman) †
Hyperlioceras piodes (FOSSIL) Buckman †
Brasilia platus (FOSSIL) Buckman †
Brasilia platychora (FOSSIL) (Buckman, 1898 †)
Leioceras plectile (FOSSIL) (Buckman, 1899 †)
Leioceras plicatellum (FOSSIL) Buckman †
Leioceras plicatellum (FOSSIL) (Buckman, 1899 †)
Cypholioceras plicatum (FOSSIL) S.S. Buckman, 1899 †