superparasitism


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Related to superparasitism: hyperparasitism, Superparamagnetism

su·per·par·a·sit·ism

(sū'pĕr-par'ă-si'tizm),
1. Association between parasitic Hymenoptera and their insect hosts.
2. An excess of parasites of the same species in a host, overtaxing the defense mechanism to the degree that disease or death results, in contrast to multiple parasitism.

superparasitism

(so͞o′pər-păr′ə-sĭ-tĭz′əm, -sī-)
n.
Infestation of an already parasitized organism by more parasites, especially of the same species.

su′per·par′a·sit′ic (-sĭt′ĭk) adj.

superparasitism

(soo″pĕr-păr′ă-sī″tĭzm) [″ + ″ + -ismos, condition]
A condition in which the host is infested or infected with a greater number of parasites than can be supported.
References in periodicals archive ?
In this paper we report on a study that tested the hypothesis that two Costa Rican Pegoscapus fig wasps (1) are not able to assess the number of foundresses per syconium and (2) define brood sex ratio by laying a constant number of male eggs (constant male hypothesis), independently of clutch size and superparasitism.
Ocencyrtus johnsonii is both gregarious and engages in superparasitism (Sjaarda 1989, Amarasekare 1998).
Autoparasitism--A parasite growing on a parasite; also called secondary parasitism or superparasitism.
First, a female's egg-laying decisions (whether to lay additional eggs on an already parasitized host) have consequences for the growth of her progeny - superparasitism results in increased larval density, which in turn forces the maturation of her progeny at a smaller size.
1987) reported that inexperienced parasitoids are capable of discriminating parasitized from non-parasitized hosts, indicating that host discrimination does not have to be gained through learning, even though superparasitism may be influenced by experience (Vanalphen & Visser 1990).
It may indicate that there is no competition among individuals of this natural enemy within a single host colony or it avoids superparasitism (Silva-Filho et al.
Adaptive self superparasitism in a solitary parasitoid wasp: the influence of clutch size on offspring size.