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| Scientific Name: |
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Hoplocerambyx
spinicornis
Newn
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| Synonyms: |
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Hammaticherus
spinicornis
Newman
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| Distribution: |
| India - Assam, Himachal Pradesh, Madhya Pradesh, Uttrakhand,West Bengal |
| Description: |
| 4/5ths to 2 1/2 inch long beetles, dark brown in colour,the elytra varying in colour from piceous black to reddish brown, antennal segments with spines at corners. |
| Seasonal occurrence: |
| June to September. |
| Life Cycle Duration: |
| annual cycle |
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| Life Cycle Stages: |
| Egg |
| elongated, cylinderical,sligthly swollen at the anterior end;egg shell is white and papery like consistence,opaque,shinning,with blunt rounded ends. length 18 inch. |
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Larva |
| elongate,tubercular,with asqarish section with head color black transverse with powerful mandibles and twelve segmentsdark yellow in color with dorsal shining plate of thicker and fully grown larva length is 3(12)inch.
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Pupa |
| whistish yellow in color,head pressed upon the chest,legs are folded , rudimentary wings,7 segments are visible on dorsal surface of the nymph,antennae are curved backwards ,length is 2 inch.
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Adult |
| 4/5ths to 2 1/2 inch long beetles, dark brown in colour,the elytra varying in colour from piceous black to reddish brown, antennal segments with spines at corners.
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| Natural Enemies |
| Echneumone sp., Bothredera sp., Beauveria bassiana, Metarhizium anisopliae |
| Nature of damage caused |
| The grubs initially feed bark then sapwood and finally bore into the heartwood. |
| Control Measures |
| Enumeration of attacked trees,disposal of all infested materials by extraction,conversion and burning and trap-tree operation. |
| Host Range ( Click any one Host Range to view details) |
1
Duabanga
sonneratioides
2
Hevea
braziliensis
(Willd.
ex
A.
Juss.)
Muell.-A
3
Pentacme
suavis
(
Shorea)
4
Parashorea
robusta
5
Shorea
assamica
6
Pentacme
suavis.Shorea
obtusa
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| References |
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1
| Beeson,C.F.C. and Bhatia,B.M.(1939).On the Biology of the Cerambycidae (Coleoptera).Ind.For.Rec.(N.S.),Ent.,5(1),235 p.Indian Forest Insects of Economic Importance COLEOPTERA written by Edward Percy Stebbing .
Forest Entomology(Ecology and Management) written by M.L.Thakur.
Forest Entomology In India Important Current Problem written by R.M.Misra(FScientist-F.R.I Dehra Dun
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