Fig 88 (a). Sternostoma tracheacolum female dorsal habitus.

Fig 88 (b). Sternostoma tracheacolum female dorsum.

Fig 88 (c). Sternostoma tracheacolum female venter.

North American host records:
Emberizidae:
Cardinalis sinuatus, Pyrrhuloxia (Pence and Casto 1975; Estebanes-Gonzalez 1997)
Melospiza melodia, Song Sparrow (Fain and Hyland 1962; Pence 1975)
Passerella iliaca, Fox Sparrow(Fain and Hyland 1962; Pence 1975)
Passerina cyanea, Indigo Bunting(Fain and Hyland 1962; Pence 1975)
Pipilo fuscus, Canyon Towhee (Pence and Casto 1975)
Pooecetes gramineus, Vesper Sparrow (Fain and Hyland 1962; Pence 1975)
Spizella pusilla, Field Sparrow(Fain and Hyland 1962; Wilson 1964; Pence 1975)

Fringillidae:
Serinus canaria, Island Canary (Fain and Hyland 1962)

Hirundinidae:
Riparia riparia, Sand Martin (Fain and Hyland 1962; Pence 1975)
Tachycineta bicolor, Tree Swallow (Pence 1972, 1975)

Icteridae:
Agelaius phoeniceus, Red-winged Blackbird(Hood and Welch 1980)
Agelaius tricolor, Tricolored Blackbird (Furman 1957; Fain and Hyland 1962; Pence 1975)
Icterus bullockii, Bullock’s Oriole (Furman 1957; Fain and Hyland 1962; Pence 1975)
Molothrus ater, Brown-headed cowbird (Fain and Hyland 1962; Pence 1972, 1975)
Sturnella magna, Eastern Meadowlark (Fain and Hyland 1962; Pence 1975)

Parulidae:
Mniotilta varia, Black-and-white Warbler (Knee et al. 2008)
Seiurus aurocapillus, Ovenbird (Fain and Hyland 1962; Pence 1975)
Seiurus noveboracensis, Northern Waterthrush (Fain and Hyland 1962; Pence 1975)

Passeridae:
Passer domesticus, House Sparrow (Fain and Hyland 1962; Pence 1975)

Tyrannidae:
Myiarchus crinitus, Great Crested Flycatcher (Pence 1972, 1975)
Tyrannus melancholicus, Tropical Kingbird (Hyland and Moorhouse 1970)

Diagnostic characteristics:
– subapical ventral and ventrolateral setae of tarsi II – IV are minute spines, barely visible
– two pairs of setae in the dorsal opisthosomal unsclerotized integument
– paranal setae posterior to anal opening, and postanal seta absent

References:
Estebanes-Gonzalez, M.L. 1997. Acarofauna en nidos de aves silvestres en Mexico. Acta Zoologica Mexicana, 71: 1-15.Fain, A., and Hyland, K.E. 1962. The mites parasitic in the lungs of birds. The variability of Sternostoma tracheacolum Lawrence, 1948, in
        domestic and wild birds. Parasitology, 52: 401-424.
Furman, D.P. 1957. Revision of the genus Sternostoma Berlese and Trouessart. Hilgardia, 26: 473-495.Hood, D.E., and Welch, H.E. 1980. A seasonal study of the parasites of the red-winged blackbird (Agelaius phoeniceus L.) in Manitoba and Arkansas. Canadian
        Journal of Zoology, 58: 528-537.
Hyland, K.E., and Moorhouse, A. 1970. Nasal mites from Mexican birds. I. Rhinonyssidae (Mesostigmata) from the host family Tyrannidae.
        Acarologia, 12: 43-58.Knee, W., Proctor, H., and Galloway, T. 2008. Survey of nasal mites (Rhinonyssidae, Ereynetidae, and Turbinoptidae) associated with birds in
        Alberta and Manitoba, Canada. Canadian Entomologist, 140: 364-379.Lawrence, R.F. 1948. Studies on some parasitic mites from Canada and South Africa. Journal of Parasitology, 34: 364-379.Pence, D.B. 1972. The nasal mites of birds from Louisiana II. The genus Sternostoma (Dermanyssidae: Rhinonyssinae). Journal of Parasitology, 58: 781-889.
Pence, D.B. 1975. Keys, species and host list, and bibliography for nasal mites of North American birds (Acarina: Rhinonyssinae, Turbinoptinae,
        Speleognathinae, and Cytoditidae). Special Publications of the Museum Texas Tech University, 8: 1-148.
Pence, D.B., and Casto, S. 1975. Two new species and new records of nasal mites of the genus Sternostoma (Acarina: Rhinonyssinae) from birds in Texas.
        Journal of Parasitology, 61: 360-368.
Wilson, N. 1964. New records and descriptions of Rhinonyssidae, mostly from New Guinea (Acarina: Mesostigmata). Pacific Insects, 6: 357-388.

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