■ Taxonomic and Host Catalogue of the Tachinidae of America North of Mexico
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Genus Lydella Robineau-Desvoidy, 1830

LYDELLA Robineau-Desvoidy, 1830: 112. Type species: Lydella grisescens Robineau-Desvoidy, 1830, by subsequent designation of Robineau-Desvoidy, 1863a: 855 [Palearctic].

deckeri (Curran, 1929).– Iowa; unrecognized species (S&A, 1965).
– Erycia deckeri Curran, 1929a: 12. Type data: holotype female (AMNH). Type locality: USA, Iowa, Ames. Type host: Papaipema nebris (Guenée), Noctuidae.

Hosts from Arnaud (1978: 355)*
Lepidoptera, Noctuidae
Papaipema nebris (Guenée)

radicis (Townsend, 1916).– British Columbia to Québec and Maine, south to California, Mexico, Mississippi, and Virginia (S&A, 1965), Prince Edward Island (CNC).
– Masicera (Ceromasia) nigrita Townsend, 1891b: 358 (junior homonym of Masicera nigrita Robineau-Desvoidy, 1863). Type data: holotype male (SEMK). Type locality: USA, Illinois, Carlinville.
– Andrina radicis Townsend, 1916b: 19 (named for myoidaea of Coquillett, 1897, not Robineau-Desvoidy, 1830). Type data: holotype female (USNM). Type locality: USA, District of Columbia.
– Lydella stabulans intermedia Villeneuve, 1932: 272. Type data: syntypes, 4 specimens [at least 1 male, possibly all males] (whereabouts unknown). Type localities: USA, Michigan, and France, St. Germain.

Hosts from Arnaud (1978: 356)*
Lepidoptera, Noctuidae
Achatodes zeae (Harris), Archanara oblonga (Grote), Arzama densa Walker, Arzama obliqua (Walker), Hydroecia immanis Guenée, Luperina stipata (Morrison), Macronoctua onusta Grote, Papaipema appasionata (Harvey), Papaipema araliae Bird & Jones, Papaipema arctivorens Hampson, Papaipema cataphracta (Grote), Papaipema frigida (Smith), Papaipema nebris (Guenée), Papaipema pterisii Bird, Papaipema purpurifascia (Grote & Robinson), Papaipema stenoscelis Dyar, Papaipema spp.
Lepidoptera, Olethreutidae
Epiblema otiosanum (Clemens)
Lepidoptera, Pyralidae
Ostrinia nubilalis (Hübner)
Hosts from Arnaud (1978: 358) for probably radicis (Townsend)*
Lepidoptera, Noctuidae
Achatodes zeae (Harris), Papaipema nebris (Guenée), Papaipema spp.

thompsoni Herting, 1959.– Palaearctic, introduced and established in Manitoba to Québec, south to Missouri, Alabama, and North Carolina (S&A, 1965).
– Lydella thompsoni Herting, 1959: 427, 428. Type data: holotype male (DEI). Type locality: southern Russia, Derbent. Type host: Ostrinia nubilalis (Hübner) [published as Pyrausta nubilalis], Pyralidae.

Hosts from Arnaud (1978: 359)*
Lepidoptera, Noctuidae
Papaipema nebris (Guenée)
Lepidoptera, Pyralidae
Galleria mellonella (Linnaeus), Ostrinia nubilalis (Hübner)

Lydella species

Hosts from Arnaud (1978: 364) for probably Lydella sp.*
Hymenoptera, Argidae
Arge clavicornis (Fabricius) complex


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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