Invasive Species Compendium

Detailed coverage of invasive species threatening livelihoods and the environment worldwide

Datasheet

Megastigmus pinus
(fir seed chalcid)

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Datasheet

Megastigmus pinus (fir seed chalcid)

Summary

  • Last modified
  • 22 November 2019
  • Datasheet Type(s)
  • Pest
  • Preferred Scientific Name
  • Megastigmus pinus
  • Preferred Common Name
  • fir seed chalcid
  • Taxonomic Tree
  • Domain: Eukaryota
  •   Kingdom: Metazoa
  •     Phylum: Arthropoda
  •       Subphylum: Uniramia
  •         Class: Insecta

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Pictures

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PictureTitleCaptionCopyright
Lateral view of M. pinus adult female.
TitleAdult female
CaptionLateral view of M. pinus adult female.
CopyrightAlain Roques
Lateral view of M. pinus adult female.
Adult femaleLateral view of M. pinus adult female.Alain Roques

Identity

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Preferred Scientific Name

  • Megastigmus pinus Parfitt

Preferred Common Name

  • fir seed chalcid

Other Scientific Names

  • Megastigmus pinus crosbyi Hoffmeyer
  • Megastigmus pinus marginatus Hoffmeyer

International Common Names

  • French: chalcis granivore du sapin

EPPO code

  • MEGSPI (Megastigmus pinus)

Taxonomic Tree

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  • Domain: Eukaryota
  •     Kingdom: Metazoa
  •         Phylum: Arthropoda
  •             Subphylum: Uniramia
  •                 Class: Insecta
  •                     Order: Hymenoptera
  •                         Family: Torymidae
  •                             Genus: Megastigmus
  •                                 Species: Megastigmus pinus

Distribution Table

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The distribution in this summary table is based on all the information available. When several references are cited, they may give conflicting information on the status. Further details may be available for individual references in the Distribution Table Details section which can be selected by going to Generate Report.

Last updated: 10 Jan 2020
Continent/Country/Region Distribution Last Reported Origin First Reported Invasive Reference Notes

Europe

BelgiumPresent, WidespreadIntroducedInvasive
CzechoslovakiaPresent, LocalizedIntroduced
DenmarkPresent, WidespreadIntroducedInvasive
FrancePresent, WidespreadIntroducedInvasive
GermanyPresent, WidespreadIntroducedInvasive
IrelandPresent, LocalizedIntroduced
NetherlandsPresent, LocalizedIntroduced
SwedenPresent, LocalizedIntroducedOriginal citation: Hanson (1991)
United KingdomPresent, WidespreadIntroducedInvasive

North America

CanadaPresentPresent based on regional distribution.
-British ColumbiaPresent, WidespreadNative
United StatesPresentPresent based on regional distribution.
-CaliforniaPresent, WidespreadNative
-ColoradoPresent, WidespreadNative
-IdahoPresent, LocalizedNative
-MontanaPresent, LocalizedNative
-NevadaPresent, LocalizedNative
-OregonPresent, WidespreadNative
-WashingtonPresent, WidespreadNative

South America

BrazilPresentPresent based on regional distribution.
-AcrePresent

References

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Boucek Z, 1970. On some British Megastigmus (Hym., Torymidae), with a revised key to the West European species. Entomologist's Gazette, 21:265-275.

Escherich K, 1938. Die phytophagen Megastigmus -Arten (Chalcididae) als Zerst÷rer von Nadelholzsamen. Zeitschrift fnr angewandte Entomologie, 25:363-380.

Hansson C, 1991. A catalogue of Chalcidoidea described by CG Thomson, with a checklist of Swedish species. Entomologica Scandinavica, Supplement 38.

Hedlin AF; ed, 1974. Cone and seed insects of Bristish Columbia. Victoria BC, Canada: Canadian Forestry Service/ Pacific Forest Research Centre, BC-X-90.

Hedlin AF; Yates HOIII; Cibrian-Tovar D; Ebel BH; Koerber TW; Merkel EP; eds, 1980. Cone and seed insects of North American conifers. Ottawa, Canada: Environment Canada/Canadian Forestry Service, Washington DC, USA: US Forest Service, Mexico, Mexico: Secretaria de Agricultura y Recursos Hidraulicos.

Hoffmeyer EB, 1931. BeitrSge zur Kenntnis der dSnischen Callimomiden mit Bestimmungstabellen der europSischen Arten (Hym., Chalc.) (Callimomidenstudien 5). Entomologiske Meddelelser, 17:232-285.

Hussey NW, 1954. Megastigmus flies attacking conifer seeds. Forestry Commission Leaflet, 8:1-10.

Hussey NW, 1954. Revised descriptions of three Megastigmus species (Hym. Torymidae) associated with seeds of silver fir. The Entomologist's Monthly Magazine, 90:223-225.

Hussey NW; Klingler J, 1954. Variation in Megastigmus pinus Parf. (Hym, Chalcid., Torymidae). The Entomologist's Monthly Magazine, 90:198-201.

Iversen T; Jensen TS, 1998. Host location in Megastigmus pinus. In: Battisti A, Turgeon JJ, eds. Proceedings of the 5th International Conference of the Cone and Seed Working Party (IUFRO S7.03 -01). Padova, Italy: Institute of Agricultural Entomology, 123-130.

Jensen TS; Ochsner P, 1999. Indigenous and introduced seed chalcids in Denmark - with a revised key to the Danish species (Hymenoptera: Torymidae). Entomologiske Meddelelser, 67(2):47-56; 17 ref.

Jespersen C; Lomholdt O, 1983. The Danish seed wasps, Megastigmus Dalmann, 1820 (Hymenoptera, Chalcidoidea, Torymidae). Entomologiske Meddelelser, 50(3):111-118

Keen FP, 1958. Cone and seed insects of western forest trees. USDA Technical Bulletin, 1169.

Laidlaw WBR, 1931. Megastigmus in Scotland; with an addition to the Scottish list. Scottish Forestry Journal, 45:177-193.

MacNeill WM, 1946. Notes on Megastigmus in seed of Scottish-grown Abies nobilis and Abies grandis. Scottish Forestry Journal, 60:101-103.

Milliron HE, 1949. Taxonomic and biological investigations in genus Megastigmus, with particular references to the taxonomy of Nearctic species (Hymenoptera, Chalcidoidea, Callimomidae). American Naturalist, 41:257-420.

Ochsner P; Jensen TS, 1998. Diversity and phenology of Megastigmus spp. colonizing seeds of Abies spp. in Denmark. In: Battisti A, Turgeon JJ, eds. Proceedings of the 5th International Conference of the Cone and Seed Working Party (IUFRO S7.03 -01). Padova, Italy: Institute of Agricultural Entomology, 117-122.

O'Connor JP; Nash R; Boucek Z, 2000. A catalog of the Irish Chalcidoidea (Hymenoptera). Occasional Publication of the Irish Biogeographical Society, 6.

O'Connor JP; O'Connor MA, 1984. The fir seed chalcid, Megastigmus pinus Parfitt (Hym., Torymidae), new to Ireland. Entomologist's Monthly Magazine, 120(1440/1443):102

Oudemans JT, 1933. Nederlandsche Megastigmus soorten (Hym., Chalc.). Entomologische Berichten- Nederlandsche Entomologische Vereenigung, 190:465-469.

Overhulser DL; Tanaka Y, 1983. Insect damage to noble fir seed and the feasibility of protecting cone crops in natural stands. Forest Science, 29(1):112-116

Peck O, 1963. A catalogue of the Nearctic Chalcidoidea (Insecta: Hymenoptera). Canadian Entomologist, Supplement 30:1-1092.

Roques A; ed, 1983. Les insectes ravageurs des cônes et graines de conifères en France. Versailles, France: INRA.

Roques A; Skrzypczynska M, 2003. Seed-infesting chalcids of the genus Megastigmus Dalman, 1820 (Hymenoptera: Torymidae) native and introduced to the West Palearctic region: taxonomy, host specificity and distribution. Journal of Natural History, 37(2):127-238; many ref.

Scurlock JH; Mitchell RG; Ching KK, 1982. Insects and other factors affecting noble fir seed production at two sites in Oregon. Northwest Science, 56(2):101-107

Shea PJ, 1989. Interactions among phytophagous insect species colonizing cones of white fir (Abies concolor). Oecologia, 81(1):104-110

Tombuyses F, 1993. Etude de Megastigmus spermotrophus (Hymenoptera: Torymidae) en tant que parasite des graines de Douglas dans le verger de Fenffe et les peuplements avoisinants. Unpublished engineer memory. University of Brussels.

Wall I, 1984. System und Biologie der Torymiden und Ormyriden Mitteleuropas (Hymenoptera Parasitica Chalcidoidea: Torymidae et Ormyridae). In: Sellenchlo U, Wall I, eds. Die Erzwespen Mitteleuropas: System, Biologie und Bibliographie der Torymidae und Ormyridae. Keltern: Erich Bauer.

Distribution References

Anon, 1980. Cone and seed insects of North American conifers., [ed. by Hedlin AF, Yates HOIII, Cibrian-Tovar D, Ebel BH, Koerber TW, Merkel EP]. Ottawa; Washington DC; Mexico, Canada; USA; Mexico: Environment Canada/Canadian Forestry Service; US Forest Service; Secretaria de Agricultura y Recursos Hidraulicos.

BOUCEK Z, 1970. On some British Megastigmus (Hym., Torymidae), with a revised key to the West European species. Entomologist's Gazette. 21 (4), 265-275 pp.

CABI, Undated. Compendium record. Wallingford, UK: CABI

CABI, Undated a. CABI Compendium: Status inferred from regional distribution. Wallingford, UK: CABI

CABI, Undated b. CABI Compendium: Status as determined by CABI editor. Wallingford, UK: CABI

Escherich K, 1938. The phytophagous Species of Megastigmus as Destroyers of the Seeds of Conifers. (Die phytophagen Megastigmus-Arten (Chalcididae) als Zerstörer von Nadelholzsamen.). Zeitschrift fur Angewandte Entomologie. 25 (pt. 3), 363-380 pp.

Hoffmeyer E B, 1931. Contribution to the Knowledge of Danish Torymids, with Keys to the European Species including a list of food-plants hosts. (Beitrage zur Kenntnis der danischen Callimo-miden, mit Bestimmungstabellen der europaischen Arten (Hym. Chalc.) (Callimomidenstudien 5).). Entomologiske Meddelelser. 17 (4), 232-285 pp.

Hussey N W, Klingler J, 1954. Variation in Megastigmus pinus Parf. (Hym, Chalcid., Torymidae). Entomologist's Monthly Magazine. 198-201.

Iversen T, Jensen TS, 1998. Host location in Megastigmus pinus. [Proceedings of the 5th International Conference of the Cone and Seed Working Party (IUFRO S7.03 -01)], [ed. by Battisti A, Turgeon JJ]. Padova, Italy: Institute of Agricultural Entomology. 123-130.

Jensen T S, Ochsner P, 1999. Indigenous and introduced seed chalcids in Denmark - with a revised key to the Danish species (Hymenoptera: Torymidae). Entomologiske Meddelelser. 67 (2), 47-56.

Jespersen C, Lomholdt O, 1983. The Danish seed wasps, Megastigmus Dalmann, 1820 (Hymenoptera, Chalcidoidea, Torymidae). (De danske frøhvepse, Megastigmus Dalmann, 1820 (Hymenoptera, Chalcidoidea, Torymidae).). Entomologiske Meddelelser. 50 (3), 111-118.

Keen FP, 1958. Cone and seed insects of western forest trees. In: USDA Technical Bulletin, 1169.

LAIDLAW W B R, 1931. Megastigmus in Scotland; with an Addition to the Scottish List. Scottish Forestry. 45 (pt. 2), 177-193 pp.

MacNeill W M, 1946. Notes on Megastigmus in seed of Scottish-grown Abies nobilis and Abies grandis. Scottish Forestry Journal. 101-103.

Milliron H E, 1949. Taxonomic and biological investigations in genus Megastigmus, with particular references to the taxonomy of Nearctic species (Hymenoptera, Chalcidoidea, Callimomidae). American Naturalist. 257-420.

Ochsner P, Jensen TS, 1998. Diversity and phenology of Megastigmus spp. colonizing seeds of Abies spp. in Denmark. [Proceedings of the 5th International Conference of the Cone and Seed Working Party (IUFRO S7.03 -01)], [ed. by Battisti A, Turgeon JJ]. Padova, Italy: Institute of Agricultural Entomology. 117-122.

O'Connor J P, O'Connor M A, 1984. The fir seed chalcid, Megastigmus pinus Parfitt (Hym., Torymidae), new to Ireland. Entomologist's Monthly Magazine. 120 (1440/1443), 102.

O'Connor JP, Nash R, Boucek Z, 2000. A catalog of the Irish Chalcidoidea (Hymenoptera). In: Occasional Publication of the Irish Biogeographical Society, 6.

Oudemans J T, 1933. [English title not available]. (Nederlandsche Megastigmus soorten (Hym. Chalc.).). Entomologische Berichten- Nederlandsche Entomologische Vereenigung. 465-469.

Overhulser D L, Tanaka Y, 1983. Insect damage to noble fir seed and the feasibility of protecting cone crops in natural stands. Forest Science. 29 (1), 112-116.

Peck O, 1963. A catalogue of the Nearctic Chalcidoidea (Insecta: Hymenoptera). In: Canadian Entomologist, 1-1092.

Roques A, Skrzypczyńska M, 2003. Seed-infesting chalcids of the genus Megastigmus Dalman, 1820 (Hymenoptera: Torymidae) native and introduced to the West Palearctic region: taxonomy, host specificity and distribution. Journal of Natural History. 37 (2), 127-238. DOI:10.1080/713834669

Scurlock J H, Mitchell R G, Ching K K, 1982. Insects and other factors affecting noble fir seed production at two sites in Oregon. Northwest Science. 56 (2), 101-107.

Shea P J, 1989. Interactions among phytophagous insect species colonizing cones of white fir (Abies concolor). Oecologia. 81 (1), 104-110. DOI:10.1007/BF00377018

Tombuyses F, 1993. (Etude de Megastigmus spermotrophus (Hymenoptera: Torymidae) en tant que parasite des graines de Douglas dans le verger de Fenffe et les peuplements avoisinants)., University of Brussels.

Wall I, 1984. (System und Biologie der Torymiden und Ormyriden Mitteleuropas (Hymenoptera Parasitica Chalcidoidea: Torymidae et Ormyridae)). In: Die Erzwespen Mitteleuropas: System, Biologie und Bibliographie der Torymidae und Ormyridae, [ed. by Sellenchlo U, Wall I]. Keltern, Erich Bauer.

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