■ Taxonomic and Host Catalogue of the Tachinidae of America North of Mexico
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Genus BESSA Robineau-Desvoidy, 1863

BESSA Robineau-Desvoidy, 1863b: 164. Type species: Bessa secutrix Robineau-Desvoidy, 1863 (= Tachina selecta Meigen, 1824), by original designation [Palearctic].
PTYCHOMYIA Brauer & Bergenstamm, 1889: 89 (also 1890: 21). Type species: Tachina selecta Meigen, 1824, by monotypy.
DAEOCHAETA Townsend, 1892a: 97. Type species: Daeochaeta harveyi Townsend, 1892, by original designation.


harveyi (Townsend, 1892).– Southern Northwest Territories to Newfoundland, south to Washington and Ohio, also California, Arizona (S&A, 1965), Yukon, Vermont, New Hampshire (CNC).
– Daeochaeta harveyi Townsend, 1892a: 98 (also subsequently spelled harvei, in error). Type data: holotype male [published as ?female] (SEMK). Type locality: USA, Maine, Orono.
– Masicera tenthredinidarum Townsend, 1892c: 285. Type data: holotype female [abdomen missing] (SEMK). Type locality: Canada, Ontario, Ottawa. Type host: sawfly.

Hosts from Arnaud (1978: 93)*
Hymenoptera, Argidae
Arge clavicornis (Fabricius) complex, Arge pectoralis (Leach), Arge rubiginosa (Palisot de Beauvois), Arge sp.
Hymenoptera, Diprionidae
Diprion hercyniae (Hartig), Neodiprion abietis (Harris), Neodiprion abietis (Harris) complex, Neodiprion lecontei (Fitch), Neodiprion maurus Rohwer, Neodiprion nanulus nanulus Schedl, Neodiprion pratti banksianae Rohwer, Neodiprion swainei Middleton, Neodiprion virginiana Rohwer complex, Neodiprion spp.
Hymenoptera, Tenthredinidae
Amauronematus spp., Ametastegia pallipes (Spinola), Anoplonyx canadensis Harrington, Anoplonyx luteipes (Cresson), Anoplonyx spp., Cladius isomerus Norton, Cladius pectinicornis Fourcroy, Croesus latitarsus Norton, Hemichroa crocea (Fourcroy), Macremphytus varianus (Norton), Nematus chalceus (Marlatt) probably, Nematus hyalinus (Marlatt), Nematus limbatus Cresson, Nematus ribesii (Scopoli), Nematus ventralis Say, Pikonema alaskensis (Rohwer), Pikonema dimmockii (Cresson), Pikonema sp., Platycampus spp., Priophorus morio (Lepeletier), Pristiphora erichsonii (Hartig), Pristiphora erichsonii (Hartig) probably, Pristiphora geniculata (Hartig), Pristiphora leechi Wong & Ross, Pristiphora lena Kincaid, Strongylogaster sp., Trichiocampus irregularis (Dyar), Trichiocampus viminalis (Fallén), Trichiocampus sp.
Lepidoptera, Geometridae
Eupithecia luteata Packard, Nepytia canosaria (Walker), Semiothisa granitata Guenée complex
Lepidoptera, Nymphalidae
Nymphalis antiopa (Linnaeus)
Lepidoptera, Tortricidae
Archips sp.

selecta (Meigen, 1824).– Europe.
– Tachina selecta Meigen, 1824: 377. Type data: holotype male [not female as cited by Townsend, 1941: 207] (MNHN). Type locality: Germany, Nordrhein, probably Stolberg (according to Herting, 1984: 17).
Note: Sabrosky & Arnaud (1965: 1053) reported Bessa selecta as introduced into North America and on this basis O'Hara & Wood (2004: 144) recorded B. selecta from America north of Mexico. Upon further study, we can find no evidence that B. selecta was introduced into North America. Early reports of B. selecta in North America were based on misidentifications of native Bessa harveyi (Townsend) and these reports appear to account for the catalogue entry of Sabrosky & Arnaud (1965).

Hosts from Arnaud (1978: 98) [these records are presumably based on misidentified specimens of B. harveyi]*
Hymenoptera, Diprionidae
Diprion hercyniae (Hartig), Diprion polytomum (Hartig), Neodiprion lecontei (Fitch), Neodiprion swainei Middleton
Hymenoptera, Tenthredinidae
Hemichroa crocea (Fourcroy), Pikonema alaskensis (Rohwer), Pikonema dimmockii (Cresson), Priophorus morio (Lepeletier), Pristiphora erichsonii (Hartig), Pristiphora geniculata (Hartig)
Lepidoptera, Lymantriidae
Hemerocampa leucostigma (J.E. Smith)
Hosts from Arnaud (1978: 100) for probably selecta (Meigen)*
Hymenoptera, Tenthredinidae
Pristiphora erichsonii (Hartig)

Reference:


Arnaud, P.H., Jr. 1978. A host-parasite catalog of North American Tachinidae (Diptera). United States Department of Agriculture. Miscellaneous Publication 1319: 1–860.


*Host names (family and species) have not been changed from those given in Arnaud (1978). Each host is listed under the appropriate current tachinid name, with the tachinid name used in Arnaud (1978) cited if different from the current one. For more information about Arnaud (1978), and to see a complete list of tachinid names used in that work and their modern equivalents, click here.

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