Cestoidea


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Related to Cestoidea: tapeworm, Taenia saginata

Cestoidea

 [ses-toi´de-ah]
a class of tapeworms (phylum Platyhelminthes), characterized by a noncellular cuticular layer covering their bodies and by the absence of a mouth and digestive tract. Those most often infecting humans are in the subclass Cestoda.

Ces·toi·de·a

(ses-toy'dē-ă),
The tapeworms, a class of platyhelminth flatworms characterized by lack of an alimentary canal and, in typical forms (subclass Cestoda), by a segmented body with a scolex or holdfast organ at one end; adult worms are vertebrate parasites, usually found in the small intestine.
[G. kestos, girdle, + eidos, form]

Ces·toi·de·a

(ses-toy'dē-ă)
The tapeworms, a class of platyhelminth flatworms characterized by lack of an alimentary canal and a segmented body with a scolex or holdfast organ at one end; adult worms are vertebrate parasites, usually found in the small intestine.
[G. kestos, girdle, + eidos, form]
References in periodicals archive ?
I 4% 0.04[+ or -]0.21 (0-1) Monogenea Ancyrocephalidae G 74% 18.30[+ or -]22.14 (0-77) Cestoidea Proteocephalus sp.* OM 9% 0.30[+ or -]1.26 (0-6) Acanthocephala Neochinorhynchus I - cylindratus - - Echinorhynchidae I 4% 0.35[+ or -]1.67 (0-8) cystacanth* OM - - - Nematoda Contracaecum sp.* I,Es,S - - - Unencysted larvae* E,G,I,BC - - - Encysted larvae* OM 4% 0.13[+ or -]0.63 (0-3) Arthropoda Copepoda Ergasilus G 22% caeruleus 0.61[+ or -]1.56 (0-7) Achtheres sp G - - - Mollusca Bivalvia Glochidia* G 4% 0.04[+ or -]0.21 (0-1) Host species L.
Helminth Site of infection Prevalence* Cestoidea Cyclophyllidea Mesocestoides sp.** coelom, heart, liver, 7/83 (8%) lungs, intestines, mesenteries, ovaries, stomach Oochoristica bivitellobata*** duodenum 1/83 (1%) Nematoda Spirurida Physaloptera sp.*** stomach 1/83 (1%) Oxyurida Parathelandros texanus rectum 4/83 (5%) Pharyngodon warneri*** colon, rectum 2/83 (2%) Acanthocephala Oligacanthorhynchida unidentified cystacanths*** muscle fascia 5/83 (6%) *Number infected/number examined (percent).
Key words: Acanthocephala; Cestoidea; Nematoda; Cnemidophorus flagellicaudus, Cnemidophorus sonorae, Cnemidophorus velox; helminths; lizards; survey; Teiidae.
velox Helminth Number infected/number examined (percent) Cestoidea Cyclophyllidea Oochoristica bivitellobata 5/23 (22)** 1/16 (6)** 2/37 (5) Nematoda Spirurida Physaloptera sp.
Prevalence Number infected/ Helminth number examined Percent Cestoidea Cyclophyllidea Mesocestoides sp.
Key words: Acanthocephala; Cestoidea; Nematoda; Cnemidophorus dixoni A; helminths; lizards; Teiidae.