Palaeontology - Palaeontological Association (Palaeontological Association, 1995)

Palaeontology - Palaeontological Association (Palaeontological Association, 1996)

Palaeontology - Palaeontological Association (Palaeontological Association, 1997)

Palaeontology - Palaeontological Association (Palaeontological Association, 1998)

Palaozoologie : Entwurf einer systematischen Darstellung der Fauna der Vorwelt - Giebel, C. (Christoph), 1820 -1881 (Nulandt'sche buchandlung (L. Garcke), 1846)

Paleontological research - Nihon Koseibutsu Gakkai (Palaeontological Society of Japan, 1997)

Paleontological research - Nihon Koseibutsu Gakkai (Palaeontological Society of Japan, 1998)

Paleontological research - Nihon Koseibutsu Gakkai (Palaeontological Society of Japan, 1999)

Paleontological research - Nihon Koseibutsu Gakkai (Palaeontological Society of Japan, 2000)

Paleontological research - Nihon Koseibutsu Gakkai (Palaeontological Society of Japan, 2001)

Paleontological research - Nihon Koseibutsu Gakkai (Palaeontological Society of Japan, 2002)

Panamic Province molluscan literature : additions and changes from ... - Skoglund, Carol (San Diego Shell Club, 2001)

Papéis avulsos do Departamento de Zoologia - São Paulo Departamento de Zoologia (A Secretaria, 1943)

Patterns and processes of stasis in two species lineages of brachiopods from the Middle Devonian of New York State - Brett, Carlton E. (Carlton Elliot) (American Museum of Natural History, 1994)

Peninsula Field Naturalists' Club Newsletter - Peninsula Field Naturalists' Club (Peninsula Field Naturalists' Club, 2022)

Peninsula Field Naturalists' Club Newsletter - Peninsula Field Naturalists' Club (Peninsula Field Naturalists' Club, 2023)

Permian pelecypods from Tunisia - Boyd, Donald W. (American Museum of Natural History, 1979)

Permian scallops of the pectinacean family Streblochondriidae - Boyd, Donald W. (American Museum of Natural History, 1985)