Piona

Male Piona nodata, from here.

Belongs within: Pionidae.

Piona is a genus of pionid water mites in which males bear a dorsal concavity on the tibia of leg IV containing several stout, peg-like setae.

<==Piona Koch 1842 RFF05
    |--P. aculeatipalpis Viets 1954 RFF05
    |--P. acutidens Lundblad 1941 RFF05
    |--P. alpicola WP99
    |--P. amazonica Viets 1954 RFF05
    |--P. anisitsi Daday 1905 RFF05
    |--P. atrorubra Lundblad 1937 RFF05
    |--P. australica Viets 1980 H98
    |--P. carnea (Koch 1836) L91
    |--P. chilensis Viets 1968 RFF05
    |--P. coccinea (Koch 1836) PH91
    |--P. confinis Lundblad 1943 RFF05
    |--P. conglobata BK91
    |--P. constricta PH91
    |--P. cumberlandensis (Rainbow 1906) (see below for synonymy) H98
    |--P. davidcooki Rosso de Ferradás & Böttger 1997 RFF05
    |--P. deformis Lundblad 1941 RFF05
    |--P. dejecta Viets 1937 RFF05
    |--P. dissipata Lundblad 1938 RFF05
    |--P. erratica Marshall 1940 RFF05
    |--P. fissa Viets 1940 RFF05
    |--P. indica WL09
    |--P. interrupta WL09
    |--P. juncta Lundblad 1936 RFF05
    |    |--P. j. juncta RFF05
    |    `--P. j. inconspicua Lundblad 1943 RFF05
    |--P. lapointei WL09
    |--P. limnetica WL09
    |--P. longipalpis WP99
    |--P. marchanti Harvey 1996 H98
    |--P. mitchelli WL09
    |--P. murleyi Harvey 1996 H98
    |--P. neumani (Koenike 1883) PH91
    |--P. nodata (Müller 1776) L91
    |--P. oxyura Viets 1954 RFF05
    |--P. panniculata Viets 1940 RFF05
    |--P. paucipora (Thor 1897) PH91
    |--P. plaumanni Lundblad 1943 RFF05
    |--P. plenipalpis Viets 1954 RFF05
    |--P. praegracilis Viets 1937 RFF05
    |--P. (Tetrapiona) pseudouncata (Piersig 1906) SL71
    |--P. punctatissima Viets 1954 RFF05
    |--P. puripalpis Viets 1984 H98
    |--P. pusilla (Neumann 1875) PH91
    |--P. rectimarginata Viets 1954 RFF05
    |--P. reflexidens Viets 1940 RFF05
    |--P. robustipalpis Viets 1954 RFF05
    |--P. rotunda (Kramer 1879) RFF05
    |    |--P. r. rotunda RFF05
    |    |--P. r. acutipes Viets 1954 RFF05
    |    `--P. r. rotundiformis Lundblad 1938 RFF05
    |--P. rotundoides (Thor 1897) PH91
    |--P. serratiseta Viets 1956 RFF05
    |--P. setipes Cook 1980 RFF05
    |--P. sicaria Lundblad 1937 RFF05
    |--P. stjoerdalensis (Thor 1897) PH91
    |--P. sudamericana Viets 1910 RFF05
    |--P. tenuipalpis Viets 1954 RFF05
    |--P. thoracica Lundblad 1941 RFF05
    |--P. (Piona) uncataexigua Viets 1949 SL71
    |--P. ungularis Lundblad 1943 RFF05
    |--P. unidens Viets 1954 RFF05
    |--P. variabilis BK91
    `--P. venezuelensis Viets 1956 RFF05

Piona cumberlandensis (Rainbow 1906) [=Atax cumberlandensis, Unionicola cumberlandensis, Unionocola (l. c.) cumberlandensis; incl. Piona uncatiformis Lundblad 1941] H98

*Type species of generic name indicated

REFERENCES

[BK91] Biesiadka, E., & W. Kowalik. 1991. Water mites (Hydracarina) as indicators of trophy and pollution in lakes. In: Dusbábek, F., & V. Bukva (eds) Modern Acarology: Proceedings of the VIII International Congress of Acarology, held in České Budĕjovice, Czechoslovakia, 6–11 August 1990 vol. 1 pp. 475–481. SPB Academic Publishing: The Hague.

[H98] Halliday, R. B. 1998. Mites of Australia: A checklist and bibliography. CSIRO Publishing: Collingwood.

[L91] Leimann, J. 1991. Structure and formation of the sperm package of Piona carnea (Koch, 1836) (Prostigmata, Hydrachnidia), a copulating water mite. In: Dusbábek, F., & V. Bukva (eds) Modern Acarology: Proceedings of the VIII International Congress of Acarology, held in České Budĕjovice, Czechoslovakia, 6–11 August 1990 vol. 2 pp. 449–454. SPB Academic Publishing: The Hague.

[PH91] Punčochár, P., & J. Hrbáček. 1991. Water mites in the plankton of Hubenov Reservoir and their relations to fish stock composition. In: Dusbábek, F., & V. Bukva (eds) Modern Acarology: Proceedings of the VIII International Congress of Acarology, held in České Budĕjovice, Czechoslovakia, 6–11 August 1990 vol. 1 pp. 449–457. SPB Academic Publishing: The Hague.

[RFF05] Rosso de Ferradás, B., & H. R. Fernández. 2005. Elenco y biogeografía de los ácaros acuáticos (Acari, Parasitengona, Hydrachnidia) de Sudamérica. Graellsia 61 (2): 181–224.

[SL71] Spain, A. V., & M. Luxton. 1971. Catalog and bibliography of the Acari of the New Zealand subregion. Pacific Insects Monograph 25: 179–226.

[WL09] Walter, D. E., E. E. Lindquist, I. M. Smith, D. R. Cook & G. W. Krantz. 2009. Order Trombidiformes. In: Krantz, G. W., & D. E. Walter (eds) A Manual of Acarology 3^rd ed. pp. 233–420. Texas Tech University Press.

[WP99] Walter, D. E., & H. C. Proctor. 1999. Mites: Ecology, Evolution and Behaviour. CABI Publishing: Wallingford (UK).