Aquatic Parasite Observatory

Microtetrameres sp. (Travassos, 1915)

    • Species Name: Microtetrameres sp. (Travassos, 1917)
    • Synonyms: None
    • Taxonomy: (Travassos, 1915) Animalia, Nematoda, Secernentea, Spirurida, Tetrameridae, Microtetrameres sp.
    • Life Cycle: Several species of this genus use a grasshopper intermediate host, followed by a bird definitive host (Bethel, 1973; Ellis, 1969).
    • Description: "Body of female spirally twisted; longitudinal fissures usually absent. Body of male without spines. Left spicule very long. Parasitic in proventriculus” (Rysavy and Ryzhikov, 1978).
    • Sources: Bethel, W.M. 1973. The Life Cycle and Notes on the Developmental Stages of Microtetrameres corax Schell, 1953 (Nematoda: T etr ameridae). Proceedings of the Helminthological Society of Washington, Vol. 40, No. 1.

      Ellis, C.J. 1969. Life History of Microtetrameres centuri Barus, 1966 (Nematoda: Tetrameridae) I. Juveniles Journal of Nematology, Vol. 1, No. 1.

    • Rysavy, B. and Ryzhikov, K.M. 1978. Helminths of Fish-Eating Birds of the Palaearctic Region: Nematoda. p. 221.
    • APO Parasite Records: (by Life Cycle)
      1. Host SpeciesHost Common NameSite(s) of Infection
        Buteo jamaicensisRed-tailed Hawk

  • University of Colorado Boulder