Definition of Acanthocephala in English:

Acanthocephala

Line breaks: Acan¦tho|ceph¦ala
Pronunciation: /əˌkanθə(ʊ)ˈsɛfələ
 
, -ˈkɛf-/

noun

Zoology
A small phylum of parasitic invertebrates that comprises the thorny-headed worms.
More example sentences
  • Nielsen and Nielsen et al. come to generally comparable results, although sometimes the additional taxa Rotifera, Acanthocephala and Chaetognatha were included in Aschelminthes.
  • Micrognathozoa lack this characteristic feature and, therefore, are postulated to be more basal in the Gnathifera, as a sister-group either to Gnathostomulida or Rotifera / Acanthocephala.
  • The sister - group relationship between Gnathostomulida and Rotifera + Acanthocephala was first mentioned by Rieger and Tyler.

Origin

modern Latin (plural), from acantho- 'thornlike' + Greek kephalē 'head'.

Derivatives

acanthocephalan

adjective & noun
More example sentences
  • Alewives caught off the Atlantic coast were found to host the following parasites: acanthocephalans, cestode, trematodes, copepods, and nematodes.
  • However, among helminth parasites, e.g., trematodes, cestodes, nematodes, and acanthocephalans, this is not the case.
  • Parsimony analyses recover a paraphyletic Rotifera, where a bdelloid rotifer and acanthocephalans form a monophyletic clade.

acanthocephalid

adjective & noun
More example sentences
  • Numerous acanthocephalids are also attached to the mucosa of the cecum and the cecal-colic junction.

Definition of Acanthocephala in:

Get more from Oxford Dictionaries

Subscribe to remove ads and access premium resources

Word of the day neoteny
Pronunciation: nēˈätn-ē
noun
retention of juvenile features in the adult animal