Laelaps hilaris, drawn by Anthonie Cornelius Oudemans.

Belongs within: Laelapidae.

Laelaps is a genus of mites found primarily in the nests of rodents, from which they may feed on lymphatic secretions or blood.

Characters (from Evans & Till 1979): Idiosoma with mediodorsal series of setae (j-J) comprising eleven pairs, setae rarely short subspinose, two pairs of Zx setae present; genu III with nine setae; genu IV with ten setae (pl2 present); male with holoventral shield; female with opisthogenital shield present, anal shield free, metasternal setae not situated on sternal shield.

<==Laelaps Koch 1836 FH93 (see below for synonymy)
    |--*L. hilaris Koch 1836 ET79
    |--L. aella Domrow 1973 H98
    |--L. agrestis [=Iphis agrestis] S61
    |--L. alaskensis Grant 1947 FH93
    |--L. albycia Domrow 1965 H98
    |--L. algericus GHG91
    |--L. angiodes Domrow 1980 H98
    |--L. assimilis Womersley 1956 H98
    |--L. breviseta Domrow 1961 H98
    |--L. bycalia Domrow 1979 H98
    |--L. calabyi Domrow 1979 H98
    |--L. cancer Pearse 1929 FH93
    |--L. castroi Fonseca 1959 FH93
    |--L. clethrionomydis Lange 1955 FH93
    |--L. cybiala Domrow 1963 H98
    |--L. dearmasi Furman & Tipton 1961 FH93
    |--L. echidninus Berlese 1887 FH93 (see below for synonymy)
    |--L. evansi Tipton 1960 FH93
    |--L. finlaysoni Womersley 1937 H98
    |--L. giganteus H23
    |--L. grahamensis P94
    |--L. habrus Domrow 1958 H98
    |--L. hapaloti Hirst 1931 [=L. hapoloti] H98
    |--L. incilis Allred & Beck 1966 FH93
    |--L. janalis Domrow 1979 H98
    |--L. kochi Oudemans 1936 FH93 (see below for synonymy)
    |--L. lampetes Domrow 1992 [incl. L. elegans Domrow 1980 (preoc.)] H98
    |--L. lemni Grube 1851 [incl. L. grubei Oudemans 1938] FH93
    |--L. lowei (Tipton 1966) [=Echinolaelaps lowei] FH93
    |--L. lybacia Domrow 1979 H98
    |--L. mackerrasi Domrow 1961 H98
    |--L. manguinhosi Fonseca 1936 [incl. L. oryzomydis Pratt & Lane 1953] FH93
    |--L. micromydis K91
    |--L. muricola (Tragardh 1908) T31, L55 [=Macrolaelaps muricola L55]
    |--L. muris (Ljungh 1799) [=Acarus muris; incl. L. agilis Koch 1839, L. festimus] S61
    |--L. musculus (Say 1821) [=Gamasus musculus] FH93
    |--L. myonyssusgnathus R96
    |--L. nuttalli Hirst 1915 H98 (see below for synonymy)
    |--L. pammorphus Domrow 1973 H98
    |--L. parameces Domrow 1980 H98
    |--L. paulistanensis Fonseca 1935 FH93
    |--L. pilifer Tipton in Wenzel & Tipton 1966 FH93
    |--L. rothschildi Hirst 1914 [=Mysolaelaps rothschildi; incl. L. melomys Womersley 1937] H98
    |--L. sculpturatus T31
    |--L. semitectus (Koch 1879) (see below for synonymy) FH93
    |--L. sinai E-KO07
    |--L. southcotti Domrow 1958 H98
    |--L. spatanges Domrow 1973 H98
    |--L. stupkai Linzey & Crossley 1971 FH93
    |--L. synnomus Domrow 1980 H98
    |--L. thori Fonseca 1939 FH93
    |--L. ugandanus Hirst 1923 H23
    |--L. wasselli Domrow 1958 H98
    |--L. wetmorei Ewing 1925 FH93
    `--L. zaheri R96

Laelaps Koch 1836 FH93 [incl. Echinolaelaps Ewing 1929 FH93, Hyperlaelaps Zakhvatkin 1948 ET79, Macrolaelaps Ewing 1929 FH93, Microtilaelaps Lange 1955 FH93, Myolaelaps Lange 1955 FH93, Rattilaelaps Lange 1955 FH93]

Laelaps echidninus Berlese 1887 FH93 [=L. (Iphis) echidninus FH93, Echinolaelaps echidninus WP99; incl. E. hirsti ceylonicus Turk 1950 FH93, E. flavioi Tipton 1960 FH93, E. hirsti Turk 1950 FH93, Laelaps pallidus Trägårdh 1931 FH93, E. echidninus vitzthumi Turk 1950 FH93]

Laelaps kochi Oudemans 1936 FH93 [incl. Tetragonyssus microti Ewing 1933 FH93, *Hyperlaelaps microti ET79, Laelaps pachypus Koch 1839 non Hermann 1804 FH93]

Laelaps nuttalli Hirst 1915 H98 [=La. nuttali (l. c.) H98, La. (Haemolaelaps) nuttalli FH93; incl. Liponyssus bermudaensis Ewing 1920 FH93, La. hawaiiensis Ewing 1924 FH93]

Laelaps semitectus (Koch 1879) [=Sejus semitectus; incl. L. hilaris Kramer & Neumann 1883 non Koch 1836, L. pachypus Kramer & Neumann 1883 nec Koch 1839 nec Hermann 1804] FH93

*Type species of generic name indicated


[E-KO07] El-Kammah, K. M., & L. M. I. Oyoun. 2007. Taxonomic records of mite species associated with animal and poultry farms in the Nile delta, vally and N. Sinai Egypt. In: Morales-Malacara, J. B., V. M. Behan-Pelletier, E. Ueckermann, T. M. Pérez, E. G. Estrada-Venegas & M. Badii (eds) Acarology XI: Proceedings of the International Congress pp. 223–232. Instituto de Biología and Faculdad de Ciencias, Universidad Nacional Autónoma de México, Sociedad Latinoamericana de Acarología: México.

[ET79] Evans, G. O., & W. M. Till. 1979. Mesostigmatic mites of Britain and Ireland (Chelicerata: Acari-Parasitiformes). An introduction to their external morphology and classification. Transactions of the Zoological Society of London 35: 139–270.

[FH93] Farrier, M. H., & M. K. Hennessey. 1993. Soil-inhabiting and free-living Mesostigmata (Acari-Parasitiformes) from North America: an annotated checklist with bibliography and index. North Carolina Agricultural Research Service, North Carolina State University, Technical Bulletin 302: i–xvi, 1–408.

[GHG91] Gállego, M., E. Hidalgo & J. Ginés. 1991. Mites of the house mouse, Mus musculus L., in the north-eastern part of the Iberian Peninsula in Spain. In: Schuster, R., & P. W. Murphy (eds) The Acari: Reproduction, development and life-history strategies pp. 453–454. Chapman & Hall: London.

[H98] Halliday, R. B. 1998. Mites of Australia: A checklist and bibliography. CSIRO Publishing: Collingwood.

[H23] Hirst, S. 1923. On some new or little-known species of Acari. Proceedings of the Zoological Society of London 1923: 971–1000.

[K91] Kohn, M. 1991. Influence of the refuse dump biotopes on ecology of some gamasoid mites and ticks. 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. 1 pp. 199–204. SPB Academic Publishing: The Hague.

[L55] Lavoipierre, M. M. J. 1955. On two new species and new records of Acarina mainly from the Ethiopian region. Parasitology 45 (1–2): 121–127.

[P94] Pugh, P. J. A. 1994. Non-indigenous Acari of Antarctica and the sub-Antarctic islands. Zoological Journal of the Linnean Society 110: 207–217.

[R96] Ruf, A. 1996. Life-history patterns in soil-inhabiting mesostigmatid mites (Dermanyssina, Parasitina). In: Mitchell, R., D. J. Horn, G. R. Needham & W. C. Welbourn (eds) Acarology IX vol. 1. Proceedings pp. 621–628. Ohio Biological Survey: Columbus (Ohio).

[S61] Schweizer, J. 1961. Die Landmilben der Schweiz (Mittelland, Jura und Alpen): Parasitiformes Reuter, mit 246 Arten und Varietäten und 268 meist kombinierten Originalzeichnungen. Denkschriften der Schweizerischen Naturforschenden Gesellschaft [Mémoires de la Société Helvétique des Sciences Naturelles] 84: i–vii, 1–207.

[T31] Trägårdh, I. 1931. Acarina from the Juan Fernandez Islands. Natural History of Juan Fernandez and Easter Islands 3 (4): 553–628.

[WP99] Walter, D. E., & H. C. Proctor. 1999. Mites: Ecology, Evolution and Behaviour. CABI Publishing: Wallingford (UK).

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