Pa
- Pachytullbergiidae
- Paleonura
- Papillomurus
- Paracerella
- Parachaetoceras
- Paracondeellum
- Parajapygidae
- Parajapyx
- Parakatianna
- Parallocampa
- Paranisentomon
- Paranura
- Parawillemia
- Paraxenylla
- Parisotoma
- Paronana
- Paronellidae
- Paronellides
Pe
- Pectenisotoma
Pl
Platanurida Carpenter, 1925
- Platanurida lata Carpenter, 1925
- Platanurida marplesi (Salmon, 1941)
- Platanurida marplesioides Massoud, 1967
Entognatha → Collembola → Neanuroidea → Neanuridae
- Plusiocampa
Po
- Podocampa
- Podolinella
- Podura
- Poduridae
- Poduroidea
- Polyadenum
- Polykatianna
Pr
- Prabhergia
- Proacerella
- Procampodea
- Procampodeidae
- Procerura
- Proctostephanus
- Proisotoma
Potporodica Proisotominae Stach, 1947
- Appendisotoma Stach, 1947
- Archisotoma Linnaniemi, 1912
- Arlea Womersley, H, 1939
- Ballistura Börner, C, 1906
- Burmisotoma Christiansen & Nascimbene, 2006 †
- Clavisotoma Ellis, 1970
- Cliforga Wray, 1952
- Dimorphotoma Grinbergs, A, 1975
- Folsomia Willem, 1902
- Folsomina Denis, 1931
- Gnathisotoma Cassagnau, 1957
- Gnathofolsomia Deharveng & Christian, 1984
- Hydroisotoma Stach, 1947
- Narynia Martynova, 1968
- Proisotoma Börner, 1901
- Pseudofolsomia Martynova, 1967
- Scutisotoma Bagnall, 1949
- Strenzketoma Potapov, Babenko & Fjellberg, 2006
- Subisotoma Stach, 1947
- Villusisotoma Christiansen & Nascimbene, 2006 †
- Weberacantha Christiansen, 1951
Entognatha → Collembola → Isotomoidea → Isotomidae
- Proisotomurus
- Projapygidae
- Projapygoidea
- Protentomidae
- Protentomon
Red Protura Silvestri, 1907
- Acerentomoidea Condé, 1951
- Eosentomoidea Condé, 1951
- Sinentomoidea Nosek, 1973
Animalia → Arthropoda → Hexapoda → Entognatha
- Proturentomon
Ps
- Pseudacherontides
- Pseudachorudina
- Pseudachorutes
- Pseudanisentomon
- Pseudanurophorus
- Pseudokatianna
- Pseudolepidophorella
- Pseudoparonella
- Pseudoparonellides
- Pseudosinella
Pt
Ptenothrix Börner, 1906
- Ptenothrix albosignata Bretfeld, 2002
- Ptenothrix annulata Lin & Xia, 1985
- Ptenothrix argentina Delamare Deboutteville & Massoud, 1963
- Ptenothrix atra (Linnaeus, 1758)
- Ptenothrix australis Snider, 1990
- Ptenothrix beta (Christiansen & Bellinger, 1981)
- Ptenothrix blidana Bretfeld, 2001
- Ptenothrix borincana Soto-Adames, 1988
- Ptenothrix brasiliensis Delamare Deboutteville & Massoud, 1963
- Ptenothrix brouquissei Nayrolles, 1989
- Ptenothrix californica (Christiansen & Bellinger, 1981)
- Ptenothrix carpenteri Collinge & Shoebotham, 1909
- Ptenothrix castanea Snider, 1985
- Ptenothrix catenata Börner, C, 1909
- Ptenothrix cavicola Cassagnau & Delamare Deboutteville, 1955
- Ptenothrix ciliata Stach, 1957
- Ptenothrix ciliophora Yosii & Lee, 1963
- Ptenothrix cincta Börner, C, 1909
- Ptenothrix corynophora Börner, C, 1909
- Ptenothrix curvilineata Wray, 1949
- Ptenothrix deharvengi Nayrolles, 1989
- Ptenothrix delongi Christiansen & Bellinger, 1981
- Ptenothrix denticulata (Folsom, 1899)
- Ptenothrix dinghuensis Lin & Xia, 1985
- Ptenothrix dominicana Mari Mutt, 1977
- Ptenothrix dorsalis (Reuter, 1876)
- Ptenothrix fiscellata Handschin, 1925
- Ptenothrix flavescens (Axelson, 1905)
- Ptenothrix fuscamaculata Bretfeld & Trinklein, 2000
- Ptenothrix gaoligongshanensis Itoh & Zhao, 2000
- Ptenothrix gibbosa Börner, C, 1906
- Ptenothrix gracilicornis (Schäffer, 1898)
- Ptenothrix hawaiiensis Snider, 1990
- Ptenothrix higashihirajii Yosii, 1965
- Ptenothrix higumai Yosii, 1965
- Ptenothrix himalayensis Yosii, 1966
- Ptenothrix huangshanensis Chen & Christiansen, 1996
- Ptenothrix iriomotensis Uchida, 1965
- Ptenothrix italica Dallai, 1973
- Ptenothrix janthina Börner, C, 1909
- Ptenothrix keralae Prabhoo, 1971
- Ptenothrix kuraschvilii Djanaschvili, 1970
- Ptenothrix lactea Uchida, 1953
- Ptenothrix leucostrigata Stach, 1957
- Ptenothrix macomba Wray, 1967
- Ptenothrix maculosa (Schött, 1891)
- Ptenothrix marmorata (Packard, 1873)
- Ptenothrix mongolica Yosii, 1954
- Ptenothrix monochroma Yosii & Lee, 1963
- Ptenothrix narumii Uchida, 1940
- Ptenothrix nigricornis Ionesco, 1916
- Ptenothrix ocellata (Becker, 1902)
- Ptenothrix palawanensis Yosii, 1969
- Ptenothrix palmata (Folsom, 1902)
- Ptenothrix palmisetacea Lin & Feng, 1985
- Ptenothrix plumiseta Kang J-S & Lee in Kang, Lee & Park, 2005
- Ptenothrix pulchella Handschin, 1928
- Ptenothrix quadrangularis (Mills, 1934)
- Ptenothrix renateae Snider, 1985
- Ptenothrix reticulata Stach, 1957
- Ptenothrix rubra Bretfeld & Trinklein, 2000
- Ptenothrix ryoheii Uchida, 1953
- Ptenothrix saxatilis Yosii & Lee, 1963
- Ptenothrix sellata Börner, 1909
- Ptenothrix setosa (Krausbauer, 1898)
- Ptenothrix shibanaii Yosii, 1955
- Ptenothrix simplificata Stach, 1957
- Ptenothrix sinensis Lin & Feng, 1985
- Ptenothrix suzhouensis Guo & Chen, 1996
- Ptenothrix texensis (Packard, 1873)
- Ptenothrix tokarensis Yosii, 1965
- Ptenothrix tranvansoii Yoshii, 1994
- Ptenothrix tricycla Uchida, 1953
- Ptenothrix tsutsuii Yosii, 1955
- Ptenothrix utingae Arlé & Guimaraes, 1976
- Ptenothrix vinnula Uchida, 1957
- Ptenothrix violacea Handschin, 1929
- Ptenothrix violaceopa Hüther, 1967
- Ptenothrix vittata (Folsom, 1896)
- Ptenothrix yakushimana Yosii, 1965
- Ptenothrix yunnanus Itoh & Zhao, 2000
Entognatha → Collembola → Symphypleona → Dicyrtomoidea → Dicyrtomidae → Ptenothricinae