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Nesoxenia lineata (Selys, 1879)
| Family Name: | Libellulidae |
| Taxonomic Group: | Invertebrates (Dragonfly and Damselfly) |
| Common Name: | Striped Grenadier |
Name
Description
| Size | Hindwing: 30 mm; Body length: 37 mm |
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| Description | Black thorax with two yellow lines on dorsum and distinct thin yellow bands on sides. Mature individuals have pruinescence on thorax, and obscuring markings. When viewed dorsally, shape of abdomen is characteristic; widens rather markedly from fifth segment and becomes thinner again towards apex, giving it a spear-shape. Abdominal segments 6 to 8 are bright right on top. Eyes are brown above and pale yellow below. Female has similar thoracic markings with a thinner and dark brown abdomen. |
Ecology, Habitat & Location
| Ecological Notes | This is a predator, like most dragonflies and damselflies, catching small insects in flight. Found in swampy forests. |
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| Habitats | Forest, Freshwater, Freshwater Swamp Forest |
| Distribution | In Singapore, it has been observed in MacRitchie Reservoir and Kent Ridge. Widespread from Bengal, Bangladesh and Thailand to Malaysia, Singapore, Indonesia and the Philippines. |
| Nature Reserves | Central Catchment Nature Reserve |
Conservation
| Conservation Notes | It is rare and local in lowland swampy forests. There are several examples of such forest fully protected within Singapore's Nature Reserves. |
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Status
| Species Status | Native |
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| Conservation Status | Uncommon |
| Singapore Red Data Book Status | Critically Endangered (CR) [2008] |
| IUCN Red List | Least Concern |
Photos
References
| References | Davison, G.W.H., Ng, P.K.L. & Ho, H.C (Eds.). 2008. The Singapore Red Data Book (2nd Edition). Singapore: Nature Society (Singapore). 285pp Tang, H.B., Wang, L.K. & Hämäläinen, M. 2010. A photographic guide to the dragonflies of Singapore. Singapore: Raffles Museum of Biodiversity Research. 222pp. |
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