| Microdytes maculatus | |
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| Species: | M. maculatus |
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| Microdytes maculatus (Motschulsky, 1859) | |
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Microdytes maculatus, is a species of predaceous diving beetle found in India, Thailand, Southern Andaman Islands, Sri Lanka, China, Thailand, Laos and Myanmar. [1] [2]
This smaller species has an oblong-oval, slightly rhomboid, and moderately convex body. Total length is about 1.6 to 1.9 mm. Head rufo-testaceous. Clypeus not bordered. Head finely, sparsely and relatively regularly punctured. Antennae flavo-testaceous, which are moderately long and slender. Pronotum rufo-testaceous and finely bordered, regularly rounded lateral margin. Pronotal punctures are regular, sparse and moderately strong on disc. Coarse punctures found along the posterior margin. Elytra ferrugineous, with a distinct testaceous transverse band on the base. There is a triangular apical spot and a small round post-median testaceous spot located near the suture. Elytral punctures are fairly fine and regular, and moderately dense. Epipleura, prothorax, metacoxae medially and abdomen are testaceous on ventral side. Rest of the ventrum ferrugineous. Metasternum moderately strongly and irregularly punctured. Abdomen without punctures. Legs are testaceous. [3]
Copelatus taprobanicus is a species of diving beetle endemic to Sri Lanka. It is part of the genus Copelatus in the subfamily Copelatinae of the family Dytiscidae. It was described by Wewalka & Vazirani in 1985.
Neptosternus sinharajaicus is a species of beetle. Its holotype was found in Sri Lanka. The species is capable of flight, as all specimens were captured flying towards light in the evening.
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Neptosternus starmuehlneri, is a species of predaceous diving beetle found in Sri Lanka.
Neptosternus taprobanicus, is a species of predaceous diving beetle found in Sri Lanka.
Herophydrus musicus, is a species of predaceous diving beetle found in Asia and Europe.
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Hydaticus fabricii, is a species of predaceous diving beetle found in India, Afghanistan, Myanmar, Nepal, Pakistan, Sri Lanka, China, Indonesia, Iran, Japan, Philippines, Taiwan, Thailand, Vietnam and Australia.
Hydaticus incertus, is a species of predaceous diving beetle found in India, Bhutan, Myanmar, Nepal, Sri Lanka, China, Malaysia, and Thailand.
Hydaticus pacificus, is a species of predaceous diving beetle found in South and South East Asia.
Hydrovatus picipennis, is a species of predaceous diving beetle found in India, Sri Lanka, Indonesia, Philippines, China and Thailand.
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