Sphaerozetes

Dorsal view of Sphaerozetes arcticus, from Balogh & Balogh (1992 vol. 2).


Belongs within: Ceratozetoidea.

Sphaerozetes is a genus of ceratozetid oribatid mites known from colder regions of the Northern and Southern Hemispheres.

Characters (from Balogh & Balogh 1992): Rostrum with three apices; rostral setae inserted far anteriad on prodorsum; lamellae weakly converging, tapered, not reaching anteriad to level of insertion of rostral setae; translamella well developed, long, ribbon-shaped. Notogaster with ten pairs of setae; pteromorphae immovable; four pairs of areae porosae; areae porosae dorsosejugales minute; areae porosae Aa single, A1A3 circular. Six pairs of genital setae; one pair of aggenital setae; two pairs of anal setae; three pairs of adanal setae. Legs tridactyle

<==Sphaerozetes Berlese 1885 S04
    |--S. (Sphaerozetes) [incl. Incudozetes Balogh & Balogh 2002, Sphaerozetella Jacot 1929] S04
    |    |--*S. (S.) orbicularis (Koch 1835) [=Oribata orbicularis; incl. S. italiensis Jacot 1939] S04
    |    |--S. (S.) arcticus Hammer 1952 S04
    |    |--S. (S.) castaneus Hammer 1955 S04
    |    |--S. (S.) chavinensis (Hammer 1961) [=Jugatala chavinensis] S04
    |    |--S. (S.) clathratus (Hammer 1967) [=Magellozetes clathratus] S04
    |    |--S. (S.) comelicensis Lombardini 1963 S04
    |    |--S. (S.) firthensis Behan-Pelletier 1986 S04
    |    |--S. (S.) globularis Lombardini 1963 (n. d.) S04
    |    |    |--S. g. globularis S04
    |    |    `--S. g. neonominatus Subías 2004 [=S. globularis maior Lombardini 1963 non S. maior Irk 1939] S04
    |    |--S. (S.) maior Irk 1939 S04
    |    |--S. (S.) perezinigoi Gómez-Llusá 1988 S04
    |    |--S. (S.) piriformis (Nicolet 1855) [=Oribata piriformis] S04
    |    |--S. (S.) rostratus (Covarrubias 1967) [=Porozetes rostratus] S04
    |    |--S. (S.) shogranensis Hammer 1977 S04
    |    |--S. (S.) subintectus Sellnick 1931 (n. d.) S04
    |    |--S. (S.) tricuspidatus Willmann 1923 S04
    |    `--S. (S.) winchesteri Behan-Pelletier 2000 S04
    `--S. (Porozetes Hammer 1962) S04
         |--S. (*P.) polygonalis (Hammer 1962) [=*Porozetes polygonalis] S04
         `--S. (P.) quadrilobatus (Wallwork 1966) [=Porozetes polygonalis quadrilobatus] S04

*Type species of generic name indicated

REFERENCES

Balogh, J., & P. Balogh. 1992. The Oribatid Mites Genera of the World vol. 1. Hungarian Natural History Museum: Budapest.

[S04] Subías, L. S. 2004. Listado sistemático, sinonímico y biogeográfico de los ácaros oribátidos (Acariformes, Oribatida) del mundo (1758–2002). Graellsia 60 (número extraordinario): 3–305.

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