Demodectic mites of ungulates mammals




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Table 1

Demodectic mites of ungulates mammals




Species of demodecids

Host

Occurrence of world

Records from Poland

Demodex acutipes Bukva et Preisler, 1988


Red deer Cervus elaphus Linnaeus, 1758 (Cervidae)

Czech Republic [3], Poland

present
Demodex aries Desch, 1986

Sheep Ovis aries Linnaeus, 1758 (Bovidae)

New Zealand [14], Czech Republic [15]

-

likely to find [2, 9]



Demodex bantengi Firda, Nutting et Sweatman, 1987

Banteng Bos javanicus d’Alton, 1823 (Bovidae)

Bali [16]

-

Demodex bisonianus Kadulski et Izdebska, 1996

European bison Bison bonasus Linnaeus, 1758 (Bovidae)

Poland [17, 18, 19]

[17- 22]

Demodex bovis Stiles, 1892

Cattle Bos taurus Linnaeus, 1758 (=Bos primigenius taurus Bojanus, 1827) (Bovidae), and accidental - Bison bonasus (Bovidae)


in different parts of the world, probably cosmopolitan

[19, 20, 23, 24]

Demodex caballi (Railliet, 1895) (redesc. Desch et Nutting 1978)

Horse Equus caballus Linnaeus, 1758 (=Equus ferus caballus

Linnaeus, 1758) (Equidae)



in different parts of the world, probably cosmopolitan

[24, 25]

Demodex cafferi Nutting et Guilfoy, 1979


African buffalo Syncerus caffer caffer (Sparrman, 1779) (Bovidae)

South Africa [26, 27], Botswana [28]

-

Demodex caprae Railliet, 1895

Domestic Goat Capra hircus Linnaeus, 1758 (=Capra aegagrus hircus

[Linnaeus, 1758]) (Bovidae)



in different parts of the world, probably cosmopolitan

[29]

Demodex cervi Prietsch, 1886; (sensu Prietsch, 1886, Hirst, 1919)

Sambar Rusa unicolor (Kerr, 1792) (=Cervus aristotelis G. Cuvier,. 1823, Cervus unicolor Bechstein, 1799) (Cervidae)

Germany

[30]


-
Demodex equi Railliet, 1895 (sensu Bennison, 1943)

Horse Equus caballus Linnaeus, 1758 (=Equus ferus caballus

Linnaeus, 1758) (Equidae)



in different parts of the world, probably cosmopolitan

[25, 31]

Demodex kutzeri Bukva, 1987 (= D. cervi sensu
Kutzer et Grünberg, 1972)

Elk Alces alces Linnaeus, 1758, Red deer Cervus elaphus Linnaeus, 1758, Roe deer Capreolus capreolus Linnaeus, 1758,

Sika deer Cervus nippon pseudaxis Temminck, 1838, Mule deer Odocoileus hemionus Rafinesque, 1817, White-tailed deer O. virginianus Zimmermann, 1780 (Cervidae)



Austria, Germany [6, 11], Czech Republic [6], Poland [4, 5, 7], North America [8]

[4, 5, 7]

Demodex odocoilei Desch et Nutting, 1974

White-tailed deer Odocoileus virginianus Zimmermann, 1780 , Mule deer O. hemionus Rafinesque, 1817 (Cervidae)

North America [32- 36]

-

Demodex ovis Railliet, 1895

Sheep Ovis aries Linnaeus, 1758 (Bovidae)

in different parts of the world, probably cosmopolitan

[37]

Demodex phylloides Csokor, 1879

Wild boar Sus scrofa scrofa Linnaeus, 1758, Sus scrofa, Domestic pig Sus scrofa domestica Erxleben, 1777 (Suidae)

in different parts of the world, probably cosmopolitan

[24, 38 - 41]

Demodex pseudaxis Shpringolts-Shmidt, 1937 (? syn. D. kutzeri Bukva, 1987)

Dybowski's sika deer Cervus nippon hortulorum (=C. hortulorum) Swinhoe, 1864 (Cervidae)

Russia (Asian region)

[12]


-

Demodex tauri Bukva, 1986

Cattle Bos taurus Linnaeus, 1758 (=Bos primigenius taurus Bojanus, 1827) (Bovidae)

Czech Republic [42]

likely to find [2, 9]



Table 2


Body size (means, ranges, standard deviations, in μm) of adult stages of Demodex acutipes, new record from Poland





Present

Bukva and Preistler [3]


Male

N=7


Female

N=20


Male

N=20


Female

N=20


Length of gnathosoma

23.3

[20.1-25.0]

SD=2.3


27.6

[25.0-30.5]

SD=2.0


24.7

SD=1.5


27.7

SD=1.2


Width of gnathosoma (at base)

30.7

[25.0-35.5]

SD=4.5


35.1

[30.5-40.2]

SD=3.0


35.4

SD=1.7


40.0

SD=2.1


Length of podosoma

82.7

[76.1-87.5]

SD=4.6


76.2

[60.2-87.0]

SD=9.0


75.9

SD=2.2


87.1

SD=2.8


Width of podosoma

57.7

[50.2-65.0]

SD=6.4


56.7

[50.0-65.9]

SD=5.2


53.7

SD=3.8


61.2

SD=4.2


Length of opisthosoma

80.8

[67.5-92.1]

SD=10.2


92.7

[65.9-115.0]

SD=16.4


91.8

SD=9.8


105.3

SD=7.4


Width of opisthosoma

45.9

[44.8-51.9]

SD=2.3


50.5

[45.9-54.5]

SD=3.0


45.1

SD=2.9


53.4

SD=3.0


Length of aedeagus

21.9

[21.6-22.8]

SD=0.4


-

23.1

SD=0.8


-

Length of vulva

-

10.3

[9.5-11.6]

SD=0.7


-

[9-12]

Total length of body

187.2

[172.5-192.2]

SD=6.8


196.6

[165.2-225.9]

SD=21.2


192.0

SD=10.8


220.2

SD=9.5



Table 3

Occurrence of Demodex spp. in red deer (N=30)




Species of Demodex

Prevalence

Number of specimens*

Mean intensity [specimen]*

Range of intensity*

Localization in skin

D. acutipes

20.0

27

4.5

1-6

head: eyelids and eye region, chin

D. kutzeri

53.3

1117

69.8

2-242

mostly head: eyelids and eye chin, nose

Demodex sp.

6.7

15

7.5

6-9

head: nose

Total


63.3

1159

61.0

1-242

-


* Number of specimens of demodectic mites found in infested skin fragments [based on the examination of the skin biopsies of the eleven regions of the body]


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