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Related to Ectoparasitoid: Parasitoidism, Endoparasitoid, Hyperparasitoid


 (păr′ə-sĭ-toid′, -sī′toid)
An organism, usually an insect, that lives on or in a host organism during some period of its development and eventually kills its host.

par′a·sit·oid′ adj.


(Zoology) zoology an animal, esp an insect, that is parasitic during the larval stage of its life cycle but becomes free-living when adult


(ˈpær ə sɪˌtɔɪd, -saɪ-)

1. an insect that hatches within a host, feeds on it during the larval stage, and becomes free-living when the host dies.
2. any organism whose mode of life is intermediate between a parasite and a predator.
3. of or pertaining to a parasitoid.
[1920–25; < New Latin Parasitoïdea (1913); see parasite, -oid]
par′a•sit•oid•ism, n.
References in periodicals archive ?
The scientists discovered that the ancestral aculeate wasp was likely an ectoparasitoid, which attacks and paralyzes a host insect and leaves its offspring nearby where they can attach to the outside of the host and feed from it.
Temperature-dependent size and development of California red scale (Homoptera: Diaspidae) and its effect on host availability for the ectoparasitoid Aphytis melinus DeBach (Hymenoptera: Aphelinidae).
Studies on the ectoparasitoid Anisopteromalus calandrae Howard (Hym.
Yet, the koinobiont endoparasitoid Pseudapanteles dignus (Muesebeck, 1938) (Hymenoptera: Braconidae) and the idiobiont ectoparasitoid Dineulophus phthorimaeae (De Santis, 1983) (Hymenoptera: Eulophidae) accomplish over 50% of natural parasitism and exhibit promising attributes for either augmentative or conservation biological control in the native range of T.
Comparison of laboratory colonies and field populations of Tamarixia radiata, an ectoparasitoid of the Asian citrus psyllid, using internal transcribed spacer and cytochrome oxidase subunit I DNA sequences.
Tamarixia radiata, is an arrhenotokous ectoparasitoid of the Asian citrus psyllid (ACP), Diaphorina citri, vector of citrus greening disease or huanglongbing (HLB).
Tamarixia radiata (Waterson) (hymenoptera: Eulophidae) is a solitary ectoparasitoid of the Asian citrus psyllid, Diaphorina citri Kuwayama (hemiptera: Liviidae).
2008) and de Leon & Setamou (2010) reviewed the history and effectiveness of the host specific idiobiont ectoparasitoid Tamarixia radiata (Waterston, 1922) (Hymenoptera: Eulophidae) in controlling D.
Hymenoptera: Crabronidae) is an introduced ectoparasitoid of Scapteriscus mole crickets.
citri, the ectoparasitoid, Tamarixia radiata (Waterston) (Hymenoptera: Eulophidae), and the endoparasitoid, Diaphorencyrtus aligharhensis (Shafee, Alam and Agarwal) (Hymenoptera: Encyrtidae) (Hoy et al.
Biology and life history of Balcha indica, an ectoparasitoid attacking the emerald ash borer, Agrilus planipennis, in North America.