Perilampus aeneus (Rossius, 1790)

Balodis, Aleksandrs & Telnov, Dmitry, 2024, Perilampus Aeneus (Rossius, 1790) (Hymenoptera: Perilampidae) Confirmed In Latvia And The Baltic States For The First Time In A Century, Acta Biologica Universitatis Daugavpiliensis 24 (2), pp. 157-163 : 158-162

publication ID

https://doi.org/10.59893/abud.24(2).001

persistent identifier

https://treatment.plazi.org/id/FB0F8780-F975-345E-FDFD-FED067AA53F1

treatment provided by

Felipe

scientific name

Perilampus aeneus (Rossius, 1790)
status

 

Perilampus aeneus (Rossius, 1790) View in CoL ( Fig. 1 View Figure 1 )

Material examined. 1 adult female (not captured): Latvia SE, Līvāni county , Rožkalni parish, Augšmuktu kapi (cemetery), 56°15’38’’N 26°22’45’’E, 13.vii.2024, ~ 90 m a.s.l., deciduous grove, observed & pho- tographed by A. Balodis (locality map - Fig. 2 View Figure 2 ) GoogleMaps .

Perilampus aeneus (Rossius, 1790) ( Hymenoptera : Perilampidae ) confirmed in Latvia and the Baltic states for the first time in a century

159

Aleksandrs Balodis, Dmitry Telnov

The specimen was observed active during the south from Jaunjelgava ( Bischoff 1925: ‘am hot afternoon time (around 18:15, +27°C) on Wessit, unweit der Mündung des Sussei in den leaves of Syringa sp. in shady conditions. The Njemenek, etwa 20 km südlich Friedrichstadt’). specimen was inspecting leaves, slowly flying It is noteworthy that Kawall (1866b: 159) from one to another. mentions ‘ Elampus aeneus’ from what is now The specimen, apparently a female, was iden- Puze in Kurzeme region (formerly Courland, tified by the authors as P. aeneus based on a Curonia or Kurland) in western Latvia. An un- set of the following features: head with frontal specified number of specimens was observed carinae present, carinae glabrous and glossy, on 06.vi.1853 (Old Style date!) in ‘Pussen, ocelli comparatively large, flagellum uniform- Pastorat’, … ‘57° 20’ Br., 19° 38’ L.’ (Kawall ly blackish, anterior margin of prepectus with 1866a, b). Kawall (1866b) provides no ex- a complete row of punctures, head black and act locality data for the record of ‘ Elampus thorax brightly metallic purple-red. Not all of aeneus ’, but the Kawall’s paper (1866b) is a these features visible on the fig. 1 but additional continuation of Kawall (1866a) published some images, suboptimal and unsuitable for the pub- pages backwards in the same journal, and the lication, are available to confirm the mentioned earlier part does provide the surroundings of features. Puze ( Kawall 1866a: 57: ‘um Pussen’) as the There is an observation of a female Perilampus locality for all observations unless stated oth- sp. from southern Latvia close to the boundary erwise. Therefore, we can confidently attribute with Lithuania (Bauska County, Svitene Parish, Kawall’s observation of ‘ Elampus aeneus ’ to 23.viii.2020) published on the Latvian citizen Puze. However, Kawall’s ‘ Elampus aeneus ’ science portal ( Ērmane 2020). The figured may refer either to the chrysidid wasp Omalus female specimen identified by V. Soon in 2021 aeneus (Fabricius, 1787) or, with some as Perilampus sp. looks similar to P. aeneus uncertainty, to the chalcidoid Perilampus in general appearance and, particularly, body aeneus . Unfortunately, no author name is given colouration. However, an insufficient quality by Kawall (1866b) for ‘ Elampus aeneus ’. of the images prevents confident identification. Omalus aeneus is also listed as a separate species in the same paper few pages before ( Kawall 1866b: 156). Having both a chrysidid Omalus DISCUSSION aeneus (listed in its valid combination in the genus Omalus Panzer, 1801 ) and ‘ Elampus The rediscovery of Perilampus aeneus in aeneus ’ in the same paper could indirectly Latvia was expected. The species was first imply that Kawall (1866b) used the epithet confidently recorded from the territory of ‘ Elampus aeneus ’ on p. 159 for Perilampus the present-day Latvia by Bischoff (1925: aeneus . He clearly used the currently accepted 306) from ‘Wezkukkul’ (20–30.vi.1916) and genus placement for the cuckoo wasp on p. 156, Eglaine (‘Jelowka’ 28.vi.1917), both in the and if he used a different name for the same southern-central and south-eastern Latvia in taxon (as ‘ Elampus ’) on p. 159 in the same the historical region of Sēlija ( Fig. 2 View Figure 2 ). We are publication, it can only have been an error. We not familiar with the historical German locality therefore, with some caution, consider it likely name ‘Wezkukkul’ which can be transliterated that ‘ Elampus aeneus ’ in Kawall (1866b: 159) to Latvian as ‘Veckukuļnieki’ and was situated refers to the chalcidoid Perilampus aeneus . (translated from German, supplemented by This requires further confirmation based on the authors, present-day Latvian names used) Kawall’s material, deposited at the University at River Viesīte not far from the confluence of Tartu Natural History Museum, Estonia. of rivers Suseja and Mēmele, about 20 km Still, since it is not fully clear which species

160

Perilampus aeneus (Rossius, 1790) ( Hymenoptera : Perilampidae ) confirmed in Latvia and the Baltic states for the first time in a century the record in Kawall (1866b: 159) refers southern and eastern parts of the country ( GBIF to, we consider the first confident record 2024c). In Sweden, P. aeneus is known only of Perilampus aeneus from the territory of from the south with totally five records from Latvia and the Baltic states is the one pub- four sites, two of which from Gotland ( SLU lished by Bischoff (1925) but, for refer- Artdatabanken 2024).

ence, we also include the Kawall’s (1866b)

record from Puze to the maps ( Figs. 2–3 View Figure 2 View Figure 3 ). CONCLUSIONS

Interestingly, two years earlier Kawall (1864:

303) mentioned one of the same taxa, ‘ Elampus We consider the Latvian population native aeneus Fb. ’, in his faunistic notes on the since it was first reported from Latvia long Hymenoptera of the Russian Empire (this time ago and at least some of the known host time without clear reference to the territory of taxa of this hyperparasitoid ( Rzaeva 1971, the present-day Latvia) and having Fabricius Tryapitsyan 1978, Mitroiu & Koutsoukos 2023) (‘Fb.’) given as the author, in this paper he - Curculionidae ( Coleoptera ), Tenthredinidae clearly referred to Omalus aeneus ( Chrysididae ( Hymenoptera ), and Tortricidae ( Lepidoptera ) Latreille, 1802) and not to P. aeneus . - are widespread in Latvia (e.g., Cinovski The straight-line distance between the uncer- 1953, Telnov 2004, Savenkov & Šulcs 2010). tain (see above) historical westernmost (sur- Taking into account the new Latvian record, roundings of Puze) and new (surroundings occurrence of Perilampus aeneus in Estonia, of Augšmukti) sites is about 292 km ( Fig. 2 View Figure 2 ). Lithuania and northern and western Belarus is The discussed new Latvian locality is about considered very likely.

444 km southwards the nearest Finnish, about

502 km eastwards the Swedish, and about

569 km north-eastwards the Polish locality ACKNOWLEDGEMENTS

( Fig. 3 View Figure 3 ). Interestingly, in Finland and Poland,

the nearest to Latvia observations of Perilampus Our sincere thanks to Dr. Eduardas Budrys aeneus are from urban areas – the central part (Nature Research Centre, Vilnius, Lithuania), of Helsinki and the southern part of Warszawa Dr. Villu Soon (Natural History Museum and ( GBIF 2024b, c). The species is likely a habi- Botanical Garden, University of Tartu, Estonia), tat generalist: it was found in a forest patch in and Dr. Voldemārs SpuŅĢis (University of Gotland ( SLU Artdatabanken 2024), a private Latvia, Rīga, Latvia) for the valuable consul- housing area in Warszawa ( GBIF 2024c), the tations and providing references. Dr. Maxwell Botanical Garden in Helsinki ( GBIF 2024b), V. L. Barclay (Natural History Museum London, and in an agriculture landscape bordering the United Kingdom) is thanked for invaluable help Dubna River wetlands (‘Dubnas paliene’) na- with the English proof. Anonymous reviewers ture protected area in SE Latvia. are thanked for improving the overall quality The occurrence of Perilampus aeneus in Latvia of the manuscript.

appears expected also considering the Finnish

( GBIF 2024b) and Polish ( GBIF 2024c)

records, and the Swedish distribution pattern REFERENCES of this species ( SLU Artdatabanken 2024)

( Fig. 3 View Figure 3 ). In Finland, P. aeneus is yet recorded Argaman Q. 1990. A synopsis of Perilampus six times from two nearby sites in Helsinki in Latreille with descriptions of new genera the south of the country near the Baltic Sea and species ( Hymenoptera : Perilampidae ), ( GBIF 2024b). In Poland, there are eight I. Acta Zoologica Hungarica 36(3–4): records from four sites scattered across the 189–263.

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Aleksandrs Balodis, Dmitry Telnov

Bischoff H. 1925. Hymenoptera (Aculeata, Ichneumonidae, Chalastogastra). In: Stechow E. (ed.): Beiträge zur Natur- und Kulturgeschichte Lithauens und angrenzender Gebiete. Abhandlungen der Bayerischen Akademie der Wissenschaften. Mathematisch-Wissenschaftliche Abteilung. Supplement Band: 278–337.

Cinovski J.P. 1953. Nasekomye Latvijskoi SSR. Rogohvosti i pililischiki (Insects of the Latvian SSR. Horntails and sawflies). Akademija nauk Latvijskoi SSR, Institut biologii. Izdatel‘stvo Akademii nauk Latvijskoi SSR, Riga. 209 pp. (In Russian).

Darling D.C., Yoo J. 2021. The Perilampidae of the United Arab Emirates and Yemen (Hymenoptera: Chalcidoidea). Zootaxa 5020 (1): 101–129. https://doi.org/10.11646/ zootaxa.5020.1.5

Ērmane V. 2020. Perilampidae (unidentified), Perilampidae sp. “ Dabas novērojumu portāls Dabasdati.lv. https://dabasdati.lv/lv/observation/gff3bhmnu9lq6jh 801htoooeb0/. [Accessed in 21.07.2024].

GBIF 2024 a. Perilampus aeneus (Rossius, 1790). GBIF Occurrence Download https://doi.org/10.15468/dl.2rz9pk. [Accessed in 20.07.2024].

GBIF 2024 b. Perilampus aeneus (Rossius, 1790) in Finland. GBIF Occurrence Download https://doi.org/10.15468/dl.7d53zc [Accessed in 20.07.2024].

GBIF 2024 c. Perilampus aeneus (Rossius, 1790) in Poland. GBIF Occurrence Download https://doi.org/10.15468/dl.sqnuw5. [Accessed in 20.07.2024].

Kawall J.H. 1864. Beiträge zur Kenntnis der Hymenopteren-Fauna Russlands. Bulletin de la Société Impériale des Naturalistes de

162

V

Royal British Columbia Museum - Herbarium

SLU

Southeastern Louisiana University, Vertebrate Museum

Kingdom

Animalia

Phylum

Arthropoda

Class

Insecta

Order

Hymenoptera

Family

Perilampidae

Genus

Perilampus

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