acanthocephalan


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Related to acanthocephalan: phylum Acanthocephala
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Synonyms for acanthocephalan

any of various worms living parasitically in intestines of vertebrates having a retractile proboscis covered with many hooked spines

References in periodicals archive ?
To analyze the effect of biotic (age, sex, body size) and abiotic factors (season, temperature and humidity) on the abundance acanthocephalan eggs (dependent variable) we created generalized linear models (GLM) with negative binomial distributions and log link in SPSS 20, as the data showed a predominantly aggregated distribution for both parasite species (see results).
Acanthocephalans also acquired via food resources should also be considered because they are endowed with proboscis hooks that are used for fixing onto the intestinal wall of the host, causing reductions in the [K.sub.n] of fish.
The population biology of the acanthocephalan Pomphorhynchus laevis (Muller) in the River Avon.
In studies reporting three phyla [22, 23], nematodes, cestodes, and protozoa often occur, but not acanthocephalan. Only two cases of M.
Gammarids serve as intermediate hosts for several species of acanthocephalan parasites, those that use either birds or fish as definitive hosts.
3 2.9 (1.5-6.2) ND * Others 5 4.9 (1.5-8.2) ND Helminths Strongyloides stercoralis 45 43.7 (40.4-47) 638 Toxocara cati 24 23.3 (20-26.6) 1027 Hookworms (Ancylostoma spp.) 10 9.7 (6.4-13) 417 Dipylidium caninum 9 8.7 (5.4-12) 389 Acanthocephalan spp.
Upon opening the gastrointestinal tract of a harp seal, Smith was excited to discover a new entozoan parasite (Lamont, 1876:218), which was likely a nematode, cestode, or acanthocephalan, the prevalent helminth parasites in pinniped gastrointestinal tracts (Dailey, 2005).
Comparison of the metal accumulation capacity between the Acanthocephalan pomphorhynchus laevis and larval nematodes of the genus Eustrongylides sp.
and Clinostomum complanatum), one adult trematode (Pisciamphistoma stunkardi), four adult nematodes (Philometra sp., Philometra intraoculus, Spinetectus carolini and Camallanus oxycephalus) and one adult acanthocephalan (Neochinorhynchus cylindratus).
The acanthocephalan was present in 1 of 6 examined hosts with 18 worms in the intestine of the infected bird.
Pheasants, minnows, and bush crickets invested in both weapons and testes, while pinnipeds, such as elephant seals where males are almost five times the size of females, and acanthocephalan (a type of worms) invested more in weaponry but not testes.
(2010), 19 species of monogeneans, nine digeneans and one species of acanthocephalan, together with 16 various larval forms have been found infecting this catfish; although the number of named species will undoubtedly grow in the future (Chibwana et al.
of lobsters 90 19 Vibriosis 38% * 6% Granulomas 44% * 5% Possible early calcinosis 3% 0% Hepatopancreatitis 15% * 0% (any form) Focal necrosis 9% 0% Coalescent necrosis 6% 0% (severe) Filament necrosis in gill 8% 5% Idiopathic lesions in eyes 54% * 16% Severity of eye lesions 21.5% [+ or -] 26.5% 1.5% [+ or -] 4.7% Acanthocephalan cystacanth 7% 0% * Chi-square, P < 0.05.