Macrocentrus
Curtis, 1833
Species Guides
3Macrocentrus is a of braconid wasps containing at least 180 described . Species in this genus are of lepidopteran larvae and have been studied extensively for applications. Several species, including M. ancylivorus, M. cingulum, and M. grandii, are economically important as natural enemies of agricultural pests such as the oriental fruit moth, European corn borer, and stalk borers.



Pronunciation
How to pronounce Macrocentrus: /ˌmækroʊˈsɛntrəs/
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Habitat
are associated with agricultural and orchard environments where their lepidopteran larvae occur. Laboratory rearing has been successfully conducted on factitious hosts, indicating adaptability to modified conditions.
Distribution
Distribution records from GBIF indicate presence in Denmark (DK), Norway (NO), and Sweden (SE). Specific have been documented in North American programs.
Host Associations
- Grapholitha molesta - - oriental fruit mothSuccessfully used for mass rearing of M. ancylivorus
- Gelechia celtisella - - hackberry gall makerFactitious for M. ancylivorus rearing
- Ostrinia nubilalis - - European corn borerPrimary for M. grandii and M. cingulum
- Papaipema nebris - - stalk borerAssociated with M. cingulum
Life Cycle
larvae develop within larvae. Multiple are possible under laboratory conditions. Specific development times and temperature requirements have been recorded but not quantified in available sources.
Behavior
Females oviposit into larvae. At least one , M. grandii, uses for host location and mate finding.
Ecological Role
agent; of lepidopteran pests.
Human Relevance
Several are utilized or studied for of economically important agricultural pests, including fruit and corn borers. Mass rearing techniques have been developed for at least M. ancylivorus and M. cingulum.
Sources and further reading
- BugGuide
- Wikipedia
- GBIF taxonomy match
- iNaturalist taxon
- NCBI Taxonomy
- Catalogue of Life
- Effects of transgenic corn on the stalk borer, Papaipema nebris, and rearing techniques for the European corn borer parasitoid, Macrocentrus cingulum
- Notes on Breeding Macrocentrus Ancylivorus from Reared Hosts
- Semiochemicals in Host and Mate Finding Behavior of Macrocentrus grandii Goidanich (Hymenoptera: Braconidae)