Ceratina gravidula
| Ceratina gravidula | ||||||||||||
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| Systematics | ||||||||||||
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| Scientific name | ||||||||||||
| Ceratina gravidula | ||||||||||||
| Gerstäcker , 1869 |
Ceratina gravidula is a bee from the family of Apidae . The species is similar to Ceratina callosa and Ceratina chalybea .
features
The bees are 9 to 10 millimeters long. The body of the female is colored metallic blue-green. The frontal plate ( clypeus ) and the rails ( tibia ) are spotted white on the basal side. The calli are black. The support of the propodeum is separated from the horizontal surface at the top by a protruding edge. The males are colored just like the females. The front plate bears a large, triangular spot. The labrum is black. The calli are provided with a small white spot on the rear edge. The support is delimited at the top by an upstanding edge. The seventh tergite is notched at the end. The thighs ( femora ) and tibia of the rear pair of legs are hairy of the same length.
Occurrence and way of life
The species is common in Spain, southern France, and Italy. The animals fly from the beginning of May to at least the end of July, but probably also into autumn. The species collects pollen from different plant families. It is not known which cuckoo bees parasitize the species .
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 .
Web link
- Ceratina gravidula inthe IUCN 2013 Red List of Threatened Species . Posted by: Nieto, A. & Terzo, M, 2012. Retrieved February 22, 2014.