Canary Islands Large White
Canary - White (Pieris cheiranthi )
The Canary - White (Pieris cheiranthi ) is a butterfly ( butterfly ) of the family of White (Pieridae ).
- 3.1 Flight times and caterpillars
- 5.1 Notes and references
- 5.2 Literature
Features
The moth is the Great Cabbage White (Pieris brassicae ) are very similar, but the Diskalflecke are larger and fused together. It reaches a size of 57-66 mm.
Subspecies
- Pieris cheiranthi cheiranthi ( Hübner, 1808)
- Pieris cheiranthi benchoavensis Pinker, 1969, La Palma (Canary Islands)
Dissemination
The Canaries - veined White is widely available on La Palma, Tenerife and is restricted to the northern coastal areas. The final proof of La Gomera is from the year 1975, there is the type thought to be extinct. Unconfirmed reports are also available from Gran Canaria, while it is at a message from Lanzarote to a misidentification. In Madeira, the closely related Madeira White Ling came before. In the Azores, on the other hand, the widespread Large cabbage white flies (Pieris brassicae).
The Canary Weißling inhabited wet moist shady ravines in laurel forests. Outside the laurel forest zone, for example, wet cliffs come up with an appropriate micro-climate into consideration.
Way of life
The female moths lay the eggs on the underside of leaves in piles of 5 to 50 pieces. The screws have a light green base color and black dotted lines. At the top and the sides they show a bright yellow stripes. Among the food plants of the caterpillars include cruciferous vegetables, such as the Canaries Silver Orchid ( Lobularia canariensis) or nasturtium (Tropaeolum major). The thin man on the Canary Islands endemic sea kale ( Crambe strigosa ) seems to be the only natural food plant.
Flight times and caterpillars
The type flies in seven to eight successive generations, which overlap partially. The moth occurs year-round in appearance, diapause is not known.
Threats and conservation
The Canaries - white body counts because of the progressive loss of habitat to the endangered species in some localities it is already extinct in the last 20 years. The causes are to be sought primarily in the reduction of its habitat due to the influence of man, but possibly also by the introduction of pathogens or parasites. Measures for the conservation of the species exist primarily in the preservation and protection of wet humid laurel forests.
- IUCN: endangered ( Endangered )