Diaptomus


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Diaptomus

(dī-ap'tō-mŭs),
A genus of copepod crustacea, the principal intermediate host for Diphyllobothrium latum in North America.
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Life cycle of the parasite is indirect, involving two intermediate hosts, the first is a crustacean of genera Diaptomus or Cyclops in which procercoid stage develops and second is a fresh water fish which harbour plerocercoid stage of the tapeworm.
Black crappie displayed a population feeding pattern in which Diaptomus and Cyclops each represented nearly 50% of the prey consumed by the sample population and Daphnia was consumed in low abundance (Fig.
Fossil egg sacs of Diaptomus (Crustaceae: Copepoda) in Late Quaternary lake sediments.
Butler, "Predation on rotifers by the suspension-feeding calanoid copepod Diaptomus pallidus," Limnology & Oceanography, vol.
pulex is present in a pond, the only other species found are the two ubiquitous Arctic copepods Cyclops scutifer and Diaptomus prihilofensis.
Also, experimental infection of two fish species (Cichlasoma synspilum, Poecilia reticulata), the Bullfrog (Rana catesbiana), and a copepod (Diaptomus albuquerquensis) with second stage larvae of Dujardinascaris helicina yielded larvae only from 1 of 5 P.