Tychius picirostris
Tychius picirostris | ||||||||||||
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![]() Tychius picirostris |
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Systematics | ||||||||||||
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Scientific name | ||||||||||||
Tychius picirostris | ||||||||||||
( Fabricius , 1787) |
Tychius picirostris is a beetle from the family of the weevils (Curculionidae).
description
The beetles are 2 to 2.3 millimeters long. They have a slim trunk. The color varies between greenish brown and black.
distribution
The beetle species is widespread in Europe and is still found in subalpine regions. Tychius picirostris was introduced into North America around 1908 and is now also widespread there.
Way of life
The beetles can be found on different types of clover ( Trifolium ) in spring and summer . These form the main host and forage crops. The larvae develop in their flower heads. These eat the clover seeds and are therefore considered pests .
Taxonomy
The following synonyms are used in the literature :
- Neotychius picirostris
Individual evidence
- ^ A b c Karl Wilhelm Harde, Frantisek Severa and Edwin Möhn: Der Kosmos Käferführer: The Central European Beetles. Franckh-Kosmos Verlags-GmbH & Co KG, Stuttgart 2000, ISBN 3-440-06959-1 . Page 322.
- ↑ a b Tychius picirostris . www.naturespot.org.uk. Retrieved May 26, 2017.
- ↑ Tychius (Tychius) picirostris (Fabricius 1787) in Fauna Europaea. Retrieved May 26, 2017
- ↑ Species Tychius picirostris - Clover Seed Weevil . bugguide.net. Retrieved May 26, 2017.
- ↑ Clover seed-Clover seed weevil . Pacific Northwest - Pest Management Handbooks. Retrieved May 26, 2017.
- ↑ Tychius picirostris (Fabricius, 1787) . www.biolib.cz. Retrieved May 26, 2017.
Web links
Commons : Tychius picirostris - collection of images, videos and audio files