Results 31 to 40 of about 6,745 (217)

Systematic position of the enigmatic Quentinia mesovitellinica (Rêgo, 1967) (Cestoda, Cyclophyllidea)

open access: yesHelminthologia, 2023
The systematic position of Quentinia mesovitellinica (Rêgo, 1967) (Cestoda, Cyclophyllidea) from the hystricomorph rodent Galea spixii (Wagler) (Caviidae) in Brazil is reevaluated based on published information.
Haukisalmi V.
doaj   +1 more source

Ultrastructure and cytochemistry of the mature spermatozoon of Khawia armeniaca (Cholodkovsky, 1915) (Caryophyllidea: Lytocestidae), a parasite of Capoeta capoeta sevangi (De Filippi, 1865) (Teleostei, Cyprinidae)

open access: yesHelminthologia, 2020
The mature spermatozoon of Khawia armeniaca, a monozoic caryophyllidean parasite of templar fish Capoeta capoeta sevangi (De Filippi, 1865) from the Lake Sevan, Armenia, has been studied using transmission electron microscopy and cytochemical technique ...
Matoušková M.   +3 more
doaj   +1 more source

Nodular Lesions in the Pyloric Caeca of Sardinella aurita (Teleostei) Associated With the Cestode Anthobothrium sp. 1 Larvae (Platyhelminthes: Eucestoda) Off Tunisia, Mediterranean Sea

open access: yesJournal of Fish Diseases, EarlyView.
ABSTRACT Examination of round sardinella Sardinella aurita Valenciennes, 1847 (Clupeidae) from the Gulf of Tunis (Tunisia) revealed the first local and Mediterranean record of Anthobothrium sp. 1 sensu Jensen & Bullard, 2010 (Tetraphyllidea incertae sedis, Anthobothrium).
Chiraz Ben Saad   +6 more
wiley   +1 more source

Parasites of the Southern silvery grebe Podiceps occipitalis (Aves, Podicipedidae) in Chile

open access: yesRevista Brasileira de Parasitologia Veterinária
A total of 97 southern silvery grebes (Podiceps occipitalis), which died as the result of an oil spill on the coast of central Chile, were examined for ecto- and endoparasites.
Daniel González-Acuña   +9 more
doaj   +1 more source

The first record of the invasive Asian fish tapeworm (Schyzocotyle acheilognathi) from an endemic cichlid fish in Madagascar

open access: yesHelminthologia, 2018
The Asian fish tapeworm, Schyzocotyle acheilognathi (Yamaguti, 1934) (Cestoda: Bothriocephalidea), is an invasive parasite of freshwater fishes that have been reported from more than 200 freshwater fish worldwide. It was originally described from a small
Scholz T.   +3 more
doaj   +1 more source

Cestoda Rudolphi

open access: yes, 2015
Class Cestoda Rudolphi The Cestoda is a relatively large, diverse group of parasites (c.8,000 species), almost all of which are found parasitic in the intestine of different groups of vertebrates. They lack a gut and absorb nutrients through their surface layer.
Santos, Cláudia Portes   +1 more
openaire   +2 more sources

Systematic Review of Parasite Diversity in Wild Freshwater Fishes and Their Host‐Locality Interactions in Türkiye

open access: yesZoologica Scripta, EarlyView.
ABSTRACT This systematic review documented a taxonomically diverse parasite fauna of freshwater fishes across seven geographical regions of Türkiye, encompassing 11 phyla: Acanthocephala, Annelida, Arthropoda, Choanozoa, Ciliophora, Cnidaria, Euglenozoa, Mollusca, Myzozoa, Nematoda, and Platyhelminthes.
Canan Hamurkaroğlu   +3 more
wiley   +1 more source

Helminths of saiga antelope (Saiga tatarica L.) in the “Askania Nova” Biosphere Reserve, Ukraine

open access: yesHelminthologia, 2015
Analysis of the species composition and community structure of helminths in saiga antelope (Saiga tatarica) was performed using multi-year (1979-2013) data collected from the “Askania Nova” Biosphere Reserve, Ukraine.
Zvegintsova N. S.   +2 more
doaj   +1 more source

Tapeworm Parasite Burden Is Linked to Diet, Body Size, Condition, Growth, Restocking and Habitat Use in Piscivorous Salmonids of a Subarctic Lake

open access: yesEcology of Freshwater Fish, Volume 35, Issue 4, October 2026.
ABSTRACT Parasites affect hosts in interaction with the entire ecological community. This is particularly evident for trophically transmitted parasites, such as Dibothriocephalus tapeworms, which infect multiple intermediate fish hosts, potentially reducing their fitness and suitability for human consumption.
Topi K. Lehtonen, Nico Alioravainen
wiley   +1 more source

Metabarcoding of Broad‐Diet Nototheniid Fish Stomachs Reveals Newly Detected Antarctic Parasite Signals and Potential Host Associations

open access: yesEnvironmental DNA, Volume 8, Issue 4, July‐August 2026.
Using 18S rDNA metabarcoding of stomach contents from two Antarctic nototheniid fishes, we detected 242 parasite OTUs. Protists dominated diversity, metazoans dominated abundance, and depth structured assemblages. Novel parasite–host associations and previously unreported pathogenic protists highlight fish metabarcoding as a tool for biodiversity and ...
Micaela B. Ruiz   +6 more
wiley   +1 more source

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