Tydeoid mites (Acari: Tydeidae, Edbakerellidae, Iolinidae) occurring on Citrus in southern Africa
Author
Ueckermann, Edward A.
Author
Grout, Timothy G.
text
Journal of Natural History
2007
2010-12-02
41
37 - 40
2351
2378
http://dx.doi.org/10.1080/00222930701589921
journal article
10.1080/00222930701589921
1464-5262
4669726
Genus
Tydeus
Koch
Tydeus
Koch 1836
, p 11
–12;
Oudemans 1937
, p 922 (in part);
Kaźmierski 1989
, p 292 (in part).
Brachytydeus
Thor 1933
, p 54
(in part).
Calotydeus
Oudemans 1937
, p 923
(in part).
Orthotydeus
André 1980
, p 127
.
Type
species.
Tydeus spathulatus
Oudemans, 1928
sensu
André (2005)
.
Diagnosis
Adults.
Kaźmierski (1989)
, in agreement with
André (2005)
, redefined this genus as follows: opisthosoma with 10 pairs of setae (
ps
included); poroidotaxy: three; genital organotaxy, adults: no eugenital setae in female but four pairs in male, four or six pairs of genital and four pairs of aggenital setae in both adults; coxa I with coxal organ; chaetotaxy of leg segments: 8(
ω
)-6(
ω
)-5-5, tibiae 4-2-2-2, genua 3-2-1-1, femora 3-2-1-1, trochantera 1-0-1-0, epimeral formula, adults: 3-1-4-2; solenidiotaxy: two, femur
IV
entire; palp chaetotaxy: 6(
ω
)-2-2.