Male Scutomegninia microfalcifera from double-crested cormorant, copyright Heather Proctor, University of Alberta.

Belongs within: Analgoidea.

The Avenzoariidae are a group of mites parasitic on the wing and tail feathers of aquatic birds (OConnor 2009).

Characters (from OConnor 2009): Genu III with solenidion ς present; tibia IV with 1 ventral seta; tarsi with proral setae absent; ventral surface of tarsi I-II completely sclerotised; tarsus I with solenidion ω1 inserted basally; pretarsi with ambulacral stalks shorter than tarsi; ambulacral stalk with parallel sides, arising from apex of tarsus; stalk subdivided, with basal portion apically truncated, spherical distally; ambulacral discs narrowing apically, with central sclerite almost as wide as disc; lateral sclerites of ambulacral disc evenly sclerotised, without lacunae.

Avenzoariidae M91
    |--Avenzoariinae M91
    |    |--Hemifreyana [Hemifreyaninae] M91
    |    |--Avenzoaria totani M91, DW10
    |    |--Bregetovia M91
    |    |--Pomeranzevia ninnii M91, DW10
    |    |--Pseudavenzoaria M91
    |    |--Bychovskiata M91
    |    |--Capelloptes M91
    |    `--Laronyssus M91
    `--Bonnetellinae M91
         |--Scutomegninia M91
         |    |  i. s.: S. bicalcarata M91
         |    |         S. circiniger M91
         |    |         S. oedipus M91
         |    |         S. subantarcticus O09
         |    |--S. (Scutomegninia) M91
         |    |    |--S. (S.) antarctica M91
         |    |    |--S. (S.) chatamensis M91
         |    |    |--S. (S.) microfalcifera M91
         |    |    |--S. (S.) phalarcrocoracis M91
         |    |    |--S. (S.) pygmaea M91
         |    |    `--S. (S.) serrulata M91
         |    `--S. (Ibidomegninia) M91
         |         |--S. (I.) ibidis M91
         |         |--S. (I.) major M91
         |         |--S. (I.) neglecta M91
         |         |--S. (I.) perforata M91
         |         `--S. (I.) plataleae M91
         `--+--Bdellorhynchus M91
            `--Zachvatkinia M91
                 |--Z. (Zachvatkinia) M91
                 |    |--+--Z. (Z.) caspica M91
                 |    |  |--Z. (Z.) chlidoniae M91
                 |    |  |--Z. (Z.) issykkulica M91
                 |    |  |--Z. (Z.) larica M91
                 |    |  `--Z. (Z.) sternae M91
                 |    `--+--Z. (Z.) hydrobatidii M91
                 |       |--Z. (Z.) isolata M91
                 |       |--Z. (Z.) oceanodromae M91
                 |       |--Z. (Z.) ovata M91
                 |       |--Z. (Z.) puffini M91
                 |       |--Z. (Z.) robusta M91
                 |       |--Z. (Z.) stercorarii M91
                 |       `--Z. (Z.) trouessarti M91
                 |--Z. (Promegninia) pedimana M91
                 `--Z. (Rhinozachvatkinia) M91
                      |--Z. (R.) graciosa M91
                      |--Z. (R.) pelecanoidi M91
                      `--Z. (R.) zygoloba M91

*Type species of generic name indicated


[DW10] Dabert, M., W. Witalinski, A. Kazmierski, Z. Olszanowski & J. Dabert. 2010. Molecular phylogeny of acariform mites (Acari, Arachnida): strong conflict between phylogenetic signal and long-branch attraction artifacts. Molecular Phylogenetics and Evolution 56 (1): 222-241.

[M91] Mironov, S. V. 1991. The feather mites of the family Avenzoariidae, their classification and peculiarities of their host-distributions. 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. 183-192. SPB Academic Publishing: The Hague.

[O09] OConnor, B. M. 2009. Cohort Astigmatina. In: Krantz, G. W. & D. E. Walter (eds) A Manual of Acarology, 3rd ed., pp. 565-657. Texas Tech University Press.

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