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Related to Miracidia: cercariae


 (mîr′ə-sĭd′ē-əm, mī′rə-)
n. pl. mi·ra·cid·i·a (-ē-ə)
A ciliated larva of a digenetic trematode, which hatches from the egg and enters the first intermediate host, where it develops into a sporocyst or a redia.

[German, from Greek *meirakidion (attested in Latin as mīracidion, one in early adolescence), diminutive of meirax, young girl, young person, lad.]

mi′ra·cid′i·al adj.


n, pl -ia (-ɪə)
(Animals) the flat ciliated larva of flukes that hatches from the egg and gives rise asexually to other larval forms
[C20: New Latin, via Late Latin miracidion, from Greek meirax boy, girl]
ˌmiraˈcidial adj
References in periodicals archive ?
Snail related factors include their genes, defense system, and age at the time of exposure to miracidia (Richards, Knight, & Lewis, 1992; Abou-El-Naga & Radwan, 2012; Abou-El-Naga, Eissa, Mossallam, & Abd El-Halim, 2010; Abou-El-Naga, Sadaka, Amer, Diab, & Khedr, 2015).
The eggs hatch to release free-swimming miracidia, which infect snails, the first intermediate hosts.
Eggs released in deer pellets develop into miracidia (Fig.
The cause of death was attributed to air sac trematodes, which were identified as Szidatitrema species based on morphology of adult trematodes and miracidia isolated from a snail intermediate host.
The oblique muscle fiber got damaged may be due to penetration of miracidia at the time of infection in the nature.
Effect of ammonium chloride on Bimphalaria alexandrina and its infection with Schistosome mansoni and Echinostoma liei miracidia.
The effect of environmental factors on the development behaviour and survival of Paramphistomum microbothrium miracidia.
natalensis was exposed to miracidia from eggs of Fasciola gigantica that were obtained from the slaughterhouse in Cotonou.
In addition, the ovicidal action of PZQ caused inviability of eggs by retraction of miracidia, mostly of mature eggs.
The miracidia in turn infect freshwater snails, where they become sporocysts, which in turn produce many more sporocysts by cell division.
The life cycle is complete when the eggs hatch, releasing miracidia that infect specific freshwater snails (Biomphalaria species).