The Blister Beetles (Coleoptera: Meloidae) are global distributed insects except for New Zealand and the Antarctic region and are also called Oil Beetles. The species seen near Bani Saad was Mylabris calida that has a distribution in central Asia (east to China and Korea), Caucasus and Transcaucasia, southern Balkan Peninsula, Near East, Levant and Arabian Peninsula and northern Africa. The insect was common in the area where we saw them always on flowering plants. Adult beetles can be recognized by morphological characteristics such as soft body, bright coloration, rather elongate, head deflexed with narrow neck, pronotum not carinate at sides, heteromerous tarsi, smooth integument. The bodily fluids of blister beetles contain the skin irritant cantharadin, giving the family its common name. It is possible that cantharadin acts as a protection against accidental beetle consumption by large herbivores, as some animals will avoid grazing on vegetation supporting large numbers of orange, red, or otherwise brightly colored blister beetles.
Jem's Birding & Ringing Exploits in the Eastern Province and elsewhere in Saudi Arabia
Showing posts with label Blister Beetle. Show all posts
Showing posts with label Blister Beetle. Show all posts
15 October 2018
08 August 2016
Blister Beetle Mylabris calida – Bani Saad
The Blister Beetles (Coleoptera: Meloidae) are global distributed insects except
for New Zealand and the Antarctic region and are also called Oil Beetles. The species seen near Bani Saad was Mylabris calida that has a distribution
in central Asia (east to China and Korea), Caucasus and Transcaucasia, southern
Balkan Peninsula, Near East, Levant and Arabian Peninsula and northern Africa.
The insect was common in the area where we saw them always on flowering plants.
Adult beetles can be recognized by morphological characteristics such as soft
body, bright coloration, rather elongate, head deflexed with narrow neck,
pronotum not carinate at sides, heteromerous tarsi, smooth integument. The
bodily fluids of blister beetles contain the skin irritant cantharadin, giving
the family its common name. It is possible that cantharadin acts as a
protection against accidental beetle consumption by large herbivores, as some
animals will avoid grazing on vegetation supporting large numbers of orange,
red, or otherwise brightly colored blister beetles.
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