Bradybaena similaris
Bradybaena similaris | ||||||||||||
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![]() Bradybaena similaris |
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Systematics | ||||||||||||
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Scientific name | ||||||||||||
Bradybaena similaris | ||||||||||||
OV Müller , 1774 |
Bradybaena similaris is a species of snail from the family of shrub snails (Bradybaenidae) in the suborder of land snails (Stylommatophora). It isnativeto Southeast Asia but has established itself as an invasive species in North America , South America , Africa, and Oceania . It feeds on a variety of crops, among other things.
features
The housing of Bradybaena similaris is about 12 mm to 16 mm in size and has about 5½ spherical turns, which increase regularly and are convex. The shell shows fine, irregular growth lines and fine spiral lines. The shell is light brown in color, often with a single central maroon band. In the adult snail, the lip of the muzzle is bent and the spindle partially covers the umbilicus.
Life cycle
Bradybaena similaris is around 2 to 3 years old. The hermaphrodites mate to exchange sperm and shoot lime love arrows in the process. Ready-made snails hatch 2 to 4 weeks after egg-laying.
distribution
Bradybaena similaris is native to Southeast Asia. It is widespread in China , Indonesia , Japan , Singapore , Sri Lanka , Taiwan , Vietnam , but also as an invasive species in North America , South America , Central America , Africa and Oceania . Here it was spread by humans with plant shipments.
nutrition
Bradybaena similaris feeds on a wide range of plants. Among the monocots , these include flower cane ( Canna ), sweet grasses such as Panicum brachyanthus and lilies such as Lilium canadense , among the dicotyledons, among others, bougainvillea , lagerstroemia , Averrhoa carambola , coffee , mango , white cabbage , watercress , common bean and various citrus beans . With its radula , the snail can grate both the shell of fruits and the epidermis of leaves.
Predators
![](https://upload.wikimedia.org/wikipedia/commons/thumb/3/30/Endeavouria_septemlineata_feeding_on_Bradybaena_similaris.png/220px-Endeavouria_septemlineata_feeding_on_Bradybaena_similaris.png)
In addition to birds , reptiles and amphibians , predatory snails such as the rosy wolf snail and land planarians belong to the predators .
Importance to humans
Since Bradybaena similaris feeds on numerous cultivated plants , it is considered a plant pest.
literature
- Camilla de Medeiros Carvalho, Elisabeth Cristina de Almeida Bessa, Sthefane [sic] d'Ávila (2008): Life history strategy of Bradybaena similaris (Fèrussac, 1821) (Mollusca, Pulmonata, Bradybaenidae) . Molluscan Research 28 (3): 171-174
Web links
- Lionel A. Stange: Snails and Slugs of Regulatory Significance to Florida ( Memento from September 25, 2006 in the Internet Archive ), 2004/2006.
- Bradybaena similaris (Ferussac, 1821) ( Memento from June 23, 2004 in the Internet Archive )
- Gritta Schrader: Express - PRA to Bradybaena similaris . Julius Kühn Institute, Institute for National and International Plant Health Affairs, August 15, 2014