- P. bootes Walcott, 1916 (type species)
- P. aspinosa Sundberg, 2018
- P. bigranulosa Rasetti, 1967
- P. billingsi Rasetti, 1945
- P. bilobata Lu & Chien, 1978
- P. claytonensis Sundberg, 2018
- P. clytia Walcott, 1916 = Mesopagetia clytia
- P. clytioides Rasetti, 1967
- P. connexa (Walcott, 1887) = Microdiscus connexus
- P. danzhaiensis Zhang, 1980
- P. dayongensis Liu, 1982
- P. divulgata Bognibova, 1965
- P. edura Jell, 1975
- P. ellsi Rasetti, 1945
- P. erratica Rasetti, 1967
- P. fluitata Jell, 1975
- P. fossula Resser, 1938
- P. gaotaiensis Zhang, 1980
- P. hainesi Laurie, 2006
- P. horrida Lermontova, 1951
- P. howardi Jell, 1975
- P. inermis (Rasetti, 1966) = P. billingsi inermis
- P. inferstrix Jell, 1975
- P. jingheensis
- P. laevis Rasetti, 1967
- P. latilimbata Chien, 1961
- P. leptoskolos Jell, 1975
- P. longispina Palmer & Gatehouse, 1972
- P. luoyacunensis Lin & Jago 1993
- P. macrommatia Jell, 1975
- P. maladensis Resser, 1939
- P. miaoubanpoensis
- P. morrisi Laurie, 2006
- P. ocellata Jell, 1970
- P. oepiki Jell, 1975
- P. parabootes Zhang, 1981
- P. pollusta Jell, 1975
- P. polygnota Jell, 1975
- P. prolata Jell, 1975
- P. quebecensis Rasetti, 1966
- P. rasettii Young & Ludvigsen, 1989
- P. resseri Kobayashi, 1943
- P. rugosa Rasetti, 1966
- P. salebra Jell, 1975
- P. salva Lu & Qian
- P. significans Ethelridge, 1902 = Eopagetia significans
- P. silicunda Jell, 1975
- P. sinesculata
- P. skraelingi Young & Ludvigsen, 1989
- P. spiniger
- P. stenoloma Palmer, 1968
- P. taijiangensis Yuan & Zhao, 1997
- P. thornstonensis Jell, 1975
- P. triaena Jell, 1975
- P. vinusta Lu and Qian in Lu et al., 1974
- P. walcotti Rasetti, 1966
- P. whithousei Jell, 1975
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