Aquatic Parasite Observatory

Microtetrameres spp. (Travassos, 1915)

• Species Name: Microtetrameres spp. (Travassos, 1917)
• Synonyms: None
• Taxonomy: (Travassos, 1915) Animalia, Nematoda, Secernentea, Spirurida, Tetrameridae, Microtetrameres spp.
• Life Cycle: Several species of this genus use a grasshopper intermediate host, followed by a bird definitive host (Bethel, 1973; Ellis, 1969).
• Description:
• Adult as described in Rysavy and Ryzhikov, 1978:
  1. Body of female spirally twisted; longitudinal fissures usually absent. Body of male without spines. Left spicule very long. Parasitic in proventriculus.
• 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)
• Adult

  1. Host Species	Host Common Name	Site(s) of Infection
     Buteo jamaicensis	Red-tailed Hawk

---