Research


Current Research Interest
Descriptions of new Micrandrena species
Andrena dourada KRATOCHWIL  & SCHEUCHL, 2013: Porto Santo  

★ KRATOCHWIL, A. & SCHEUCHL, E. (2013): Andrena (Micrandrena) dourada nov.sp. from Porto Santo, Madeira Archipelago, Portugal. - Linzer biologische Beiträge 45 (1): 755-774. pdf view

Andrena dourada female near nesting site.            Andrena dourada female 
Andrena cyrenaica KRATOCHWIL, 2015: Lybia

Andrena orientalis KRATOCHWIL, 2015: Israel, Syria

★ KRATOCHWIL A. (2015): Revision of the Andrena (Micrandrena) tiaretta group: redescription of A. tiaretta Warncke (1974) and description of two new species (A. cyrenaica nov.sp. and A. orientalis nov.sp.) demarcating the central and eastern part of the range (Libya, Israel, Syria). - Linzer biologische Beiträge 47( 2): 1403-1437. pdf view

Andrena cyrenaica female                                    Andrena orientalis female

The bee fauna of the Madeira Archipelago and the Canary Islands (Hymenoptera, Anthophila): its position in Macaronesia Islands (systematics, taxonomy, endemism, habitat preferences, flower visiting, dispersal)

★ KRATOCHWIL, A., AGUIAR, A. & J. SMIT (2018): Updated checklist of the wild bees of the Madeira Archipelago (Hymenoptera: Apoidea: Anthophila). - Linzer biologische Beiträge 50 (2): 1213-1228. view pdf

★ KRATOCHWIL A. & A. SCHWABE (2018): Wild bees (Anthophila) of Porto Santo (Madeira Archipelago) and their habitats: species diversity, distribution patterns and bee-plant network. - Linzer biologische Beiträge 50 (2): 1229-1247. view pdf

★ KRATOCHWIL, A. & A. SCHWABE (2018): Wild bees (Anthophila) of Macaronesia –biogeographical and evolutionary aspects. - Berichte der Reinhold-Tüxen-Gesellschaft 30. pdf view

★ KRATOCHWIL, A., SCHWABE, A. & SCHEUCHL, E. (2014): Andrena (Suandrena) portosanctana Cockerell, 1922 and A. (Suandrena) maderensis Cockerell, 1922 — new taxonomical and ecological data for two closely related endemic bee species of the Madeira Archipelago, Portugal. - Linzer biologische Beiträge 46 (2): 1535-1567. pdf view

★ KRATOCHWIL, A. (2014): Suandrena and Micrandrena species of the Canary Islands and the Madeira Archipelago – new taxonomic, phylogenetic and biogeographical aspects. - Mitteilungen des Entomologischen Vereins Stuttgart 49 (1): 18-19. pdf view

KRATOCHWIL, A. (2018): Type specimens of Andrena wollastoni COCKERELL, 1922 (Hymenoptera, Anthophila): deposition, evaluation and designation of a lectotype. - Linzer biologische Beiträge: 50/1: 337-351. pdf view

Female of Andrena (Suandrena) portosanctana Cockerell, 1922
visiting Cakile maritima

Structure and dynamics of bee communities in different habitat types; bee-plant networks (nested-subset-analysis, bipartite networks, modularity)
KRATOCHWIL, A., BEIL, M. & SCHWABE, A. (2009): Complex structure of pollinator-plant interaction-webs: random, nested, with gradients or modules? - Apidologie 40 (6): 634-650. pdf view

BEIL, M., KRATOCHWIL, A., STORM, C. & SCHWABE, A. (2014): Community structure and diversity of vegetation and flower-visiting wild bees (Hymenoptera: Apoidea) in sandy dry grassland: are there congruent characteristics? - Phytocoenologia 44 (3/4): 175-192. pdf view



Modularity graph (Software NetCutter 1.0; Muller, 2008) of 2004, based on edge-betweenness clustering; Beil et al. 2004.
★KRATOCHWIL, A. & S. KRAUSCH (2016): Bee-plant networks: structure, dynamics and metacommunity concept. - Berichte der Reinhold-Tüxen-Gesellschaft 28: 23-40.pdf view

★SCHLEUNING, M, FRÜND, J., SCHWEIGER, O., WELK, E., ALBRECHT, J., ALBRECHT, M., BEIL, M., BENADI, G., BLÜTHGEN, N., BRUELHEIDE, H., BÖHNING-GAESE, K., DEHLING, M., DORMANN, C.F., EXELER, N., FARWIG, N., HARPKE, A., HICKLER, T., KRATOCHWIL, A., KUHLMANN, K., KUHN, I., MICHEZ, D., MUDRI-STOJNIC, S., PLEIN, M., RASMONT, P., SCHWABE, A., SETTELE, J., VUJIC, A., WEINER, C., WIEMERS M. & C. HOF (2016): Mutualistic networks are more sensitive to plant than to animal loss under climate change. - Nature Communications 7: 13965. pdf view, pdf attachment 1, pdf attachment 2

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