Bombus (Thoracobombus) zonatus

Smith, 1854

Taxon referenced in page Bombus of Turkey
Author(s) : A. Murat Aytekin,Osman Kaftanoğlu & Didier Flagothier,Pierre Rasmont
Bombus zonatus has a very characteristic coat and can be easily and reliably determined on this character alone. Many old data are referred to as "Bombus eversmanni".
In Anatolia, Rasmont & Flagothier (1996) report altitudes from 150 to 1950 m (n = 414), with 80 % of the observations between 1060 and 1660 m. Reinig regards B. zonatus as an open-field species. In Anatolia, we observed it in steppes and woody steppes. According to Reinig (1972), B. zonatus coexists most often with B. terrestris, B. argillaceus and B. niveatus vorticosus. According to Rasmont & Flagothier (1996), Bombus zonatus is a species of the hill stage, together with B. pascuorum, B. argillaceus, B. terrestris, B. sylvarum, B. lucorum, B. niveatus (as main species).
Özbek (2000) give 49 foraging species. We found 47 flowers species: Anchusa leptophylla (43 observations), Centaurea solstitialis (32), Boraginaceae (19), Anchusa officinalis (16), Stachys byzantina (15), Stachys cretica (15), Carduae sp. (10), Ononis spinosa (10), Echium italicum (7), Salvia verticillata (7), Stachys germanica (7), Anchusa undulata (6), Echium plantagineum (6), Medicago sativa (6), Leguminosae (5), Anchusa azurea (4), Carduus acanthoides (4), Coronilla varia (3), Marrubium parviflorum (3), Salvia virgata (3), Anchusa sp. (2), Anchusa strigosa (2), Carduus sp. (2), Centaurea iberica (2), Cirsium arvense (2), Melilotus officinalis (2), Ononis sp. (2), Stachys iberica (2), Stachys sp. (2), Trifolium pratense (2), Vicia sp. (2) and one observation on 16 other species. Preferred families are : Boraginaceae (108 observations among which 73 on Anchusa spp.), Compositae (57, among which 37 on Centaurea spp.) Labiatae (56, among which 42 on Stachys spp.) and Leguminosae (36).

Bombus zonatus a une robe très caractéristique et peut aisément être reconnue sur cette seule base, avec fiabilité. Beaucoup de données anciennes sont citées sous la dénomination "Bombus eversmanni".
En Anatolie, Rasmont & Flagothier (1996) rapportent des altitudes de 150 à 1950 m (n = 414), avec 80 % des observations entre 1060 et 1660 m. Reinig regarde B. zonatus comme une espèce de milieux ouverts. En Anatolie, nous l'avons observé dans les steppes et les steppes boisées. Selon Reinig (1972), B. zonatus coexiste le plus souvent avec B. terrestris, B. argillaceus et B. niveatus vorticosus. Selon Rasmont & Flagothier (1996), Bombus zonatus est une espèce collinéenne, qui se trouve principalement avec B. pascuorum, B. argillaceus, B. terrestris, B. sylvarum, B. lucorum, B. niveatus.
Özbek (2000) donne 49 fleurs butinées. Nous avons trouvé 47 espèces florales butinées : Anchusa leptophylla (43 observations), Centaurea solstitialis (32), Boraginaceae (19), Anchusa officinalis (16), Stachys byzantina (15), Stachys cretica (15), Carduae sp. (10), Ononis spinosa (10), Echium italicum (7), Salvia verticillata (7), Stachys germanica (7), Anchusa undulata (6), Echium plantagineum (6), Medicago sativa (6), Leguminosae (5), Anchusa azurea (4), Carduus acanthoides (4), Coronilla varia (3), Marrubium parviflorum (3), Salvia virgata (3), Anchusa sp. (2), Anchusa strigosa (2), Carduus sp. (2), Centaurea iberica (2), Cirsium arvense (2), Melilotus officinalis (2), Ononis sp. (2), Stachys iberica (2), Stachys sp. (2), Trifolium pratense (2), Vicia sp. (2) et encore des observations uniques sur 16 plantes supplémentaires. Les familles préférées sont : Boraginaceae (108 observations dont 73 sur Anchusa spp.), Compositae (57, dont 37 sur Centaurea spp.) Labiatae (56, dont 42 sur Stachys spp.) et Leguminosae (36).

Bombus zonatus'un tüy yapısı çok karakteristiktir ve bu sayede kolaylıkla teşhisi yapılabilir. Pek çok eski çalışmada adı "Bombus eversmanni" olarak geçmektedir.
Anadolu'da Rasmont & Flagothier (1996) 150 ile 1950 m (n=414) yükselti aralığını örneklerin %80'i 1060 ile 1660 m arasında olacak şekilde vrmektedir. Reinig B. zonatus'u bir açık alan türü olarak vermektedir. Anadolu'da bu türü stepte ve ağaçlıklı stepte gözlemledik. Reinig (1972)'e göre B. zonatus B. terrestris, B. argillaceus ve B. niveatus vorticosus ile birlikte görülmektedir. Rasmont & Flagothier (1996)'e göre Bombus zonatus genellikle tepelik alanlarda B. pascuorum, B. argillaceus, B. terrestris, B. sylvarum, B. lucorum, B. niveatus (en temel bu tür) ile birlikte bulunur.
Özbek (2000) ziyaret edilen çiçek sayısını 49 olarak vermektedir. Biz 47 çiçek türü gözlemledik. Bunlar: Anchusa leptophylla (43 gözlem), Centaurea solstitialis (32), Boraginaceae (19), Anchusa officinalis (16), Stachys byzantina (15), Stachys cretica (15), Carduae sp. (10), Ononis spinosa (10), Echium italicum (7), Salvia verticillata (7), Stachys germanica (7), Anchusa undulata (6), Echium plantagineum (6), Medicago sativa (6), Leguminosae (5), Anchusa azurea (4), Carduus acanthoides (4), Coronilla varia (3), Marrubium parviflorum (3), Salvia virgata (3), Anchusa sp. (2), Anchusa strigosa (2), Carduus sp. (2), Centaurea iberica (2), Cirsium arvense (2), Melilotus officinalis (2), Ononis sp. (2), Stachys iberica (2), Stachys sp. (2), Trifolium pratense (2), Vicia sp. (2) ve 16 farklı tür üzerinde birer gözlem. En çok tercih edilen familyalar ise: Boraginaceae (73 tanesi Anchusa spp. üzerinde olmak üzere 108 gözlem), Compositae (37 tanesi Centaurea spp. üzerinde olmak üzere 57 gözlem) Labiatae (42 tanesi Stachys spp. üzerinde olmak üzere 56 gözlem) ve Leguminosae (36).

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