Megachile sculpturalis in Europe's Boletim

A new update on the distribution of Megachile sculpturalis in Germany 2022 by Paul Westrich is now available.
https://www.wildbienen.info/forschung/projekte_22.php

There are already some observations from southern France and northern Italy (South Tyrol)

https://www.inaturalist.org/observations/123209037

Updated distribution of the invasive Megachile sculpturalis (Hymenoptera: Megachilidae) in Italy and its first record on a Mediterranean island.

https://bdj.pensoft.net/article/57783/element/2/6035166/

M. sculpuralis was detected in several places on Mallorca in 2021. There was evidence so far in Portocolom, Inca. Palma de Mallorca, Alcúdia and Sóller.
It is assumed that the species was introduced in 2020 or earlier on Mallorca (in German language):

https://www.mallorcazeitung.es/umwelt/2021/02/15/neuer-mitbewohner-auf-mallorca-die-54043278.html

There is already a first observation at iNaturalist in Mallorca:

https://www.inaturalist.org/observations/88042591

This is likely to be the southernmost occurrence of M. sculpturalis in Europe

The "Beeradar" is a citizen-science-project.
It shows the newest developments of Megachile sculpturalis in Austria.
It includes a situation map and a science blog from Julia Lanner.
(in German language)
https://www.citizen-science.at/projekte/asiatische-moertelbiene

The 11th edition of Paul Westrich's observations of Megachile sculpturalis is there. It describes first observations of M. sculpturalis in North Rhine Westphalia and an iNaturalist observation in Hesse.

https://www.wildbienen.info/forschung/projekte_21.php

https://www.inaturalist.org/observations/88601508#activity_comment_4225e0ff-5cd5-4bd8-b4b5-d5c39742e23b

Source: Nicolas Vereecken
https://bdj.pensoft.net/article/57783/?fbclid=IwAR1-cCbAy4SjCxYdi6CxCS1F9un0TeEoERn3NiJyAavw94Ip2iKiI-UdhZU

Source: Nicolas Vereecken
https://www.tandfonline.com/doi/pdf/10.1080/00218839.2021.1874177?fbclid=IwAR2N121O8g0c2dYbi1C7X2EWtTiUe5RuYD4qd9tGHvNBISEt2-WoOvQCs4o

Under the link you will find the confirmed observations of Paul Westrich in Germany in 2020. Described and entered on a map. (in german).

https://www.wildbienen.info/forschung/projekte_20.php

According to new scientific evidence, the immigration of M. sculpturalis occurs in several waves:

https://bmcecolevol.biomedcentral.com/articles/10.1186/s12862-020-01729-x