Biastes emarginatus
| Biastes emarginatus | ||||||||||||
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| Systematics | ||||||||||||
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| Scientific name | ||||||||||||
| Biastes emarginatus | ||||||||||||
| ( Schenck , 1853) |
Biastes emarginatus is a bee from the family of Apidae .
features
The bees are 7 to 8 millimeters long. The head, thorax, and much of the legs of the females are black. The mandibles have a red spot in the middle. The second to fourth antennae and the tergites are red, the tergites are otherwise spotted black on the sides. The pleura of the mesonotum are largely covered with whitish felt hair. The rear edges of the tergites have white hair spots. The vertex is sharply rising and angled bluntly at the back. The males look similar to the females, but their tergites have more black parts. The middle sternites have dense patches of hair and end bands. The feelers consist of only 12 sections. The seventh tergite has a red pygidial plate .
Occurrence and way of life
The species is widespread in Europe north to 58 ° north latitude and east to western Asia and Turkey. It flies from late June to mid-August. The species parasitizes Rophites algirus and Rophites quinquespinosus
supporting documents
Felix Amiet, M. Herrmann, A. Müller, R. Neumeyer: Fauna Helvetica 20: Apidae 5 . Center Suisse de Cartographie de la Faune, 2007, ISBN 978-2-88414-032-4 .