1. Payal S. Chandak M.Sc II Entomology
Order : Coleopteran
Payal S. Chandak
M.Sc II Entomology

2. Coleoptera :Beetles & Weevils
Introduction:-
“Coleoptera” : Greek koleos-“sheath”& Petron- “wing”
Largest & most diverse order
About of species beetles
Variety of shapes & colors
Range from mm in length

3. Featherwing beetle(few mm) Goliath beetle(more than 10 cm)

4. Classification Of Coleoptera:
Kingdom: Animalia
Phylum: Arthropoda
Subphylum: Hexapoda
Class: Insecta
Subclass: Pterygota
Infraclass: Neoptera
Superorder: Endopterygota
Order : Coleoptera

5. Characteristics:-
Posses elytra

6. Posses elytra Wing folding
Characteristics:-
Posses elytra
Wing folding
Membranous wing

7. Posses elytra Wing folding Posses pronotum
Characteristics:-
Posses elytra
Wing folding
Posses pronotum
Pronotum

8. Characteristics:- Posses elytra Wing folding Posses pronotum
Mouthparts: Biting & chewing type

9. Characteristics:- Posses elytra Wing folding Posses pronotum
Mouthparts: Biting & chewing type
Spiracle open under elytra

10. Characteristics:-
thorax is segmented into the two discernible parts, the pro- & pterathorax.
holometabolous

11. Habitat & Feeding
Habitats including aquatic habitat, in vegetative foliage ,underground etc
different type of Coleoptera feeds on different type of food sources.

12. Suborder: Archostemata Adephaga Polyphaga Myxophaga
Order : Coleoptera
Suborder:
Archostemata
Adephaga
Polyphaga
Myxophaga

13. Suborder:
1. Archostemata
Micromalthus
‘Triungulin’
Adult
Females

14. Coleoptera - MAJOR GROUPS (SUBORDERS)
1. Archostemata
Micromalthus
Mature ‘larviform’ female
‘triungulin’ larva (active)
(1st instar)
(parthenogenetic)
Mate
Larviform female
Winged adult
Pupa
Molts to legless female larva
Single male egg
Larviform female
Emerges & eats mother
Pupa

16. 2. Adephaga (10% of all beetles - 35,000 species)
Suborder:
2. Adephaga (10% of all beetles - 35,000 species)
Ground and water beetles
Tiger beetles
carabidae
Dytiscidae
Cicindelidae

17. Whirligig beetles Tiger beetle
Gyrinidae Carabidae
Whirligig beetles Tiger beetle

18. Suborder:-
3.Myxophaga
Hydroscaphidae

19. Rove beetle Superfamily - Staphylinoidea Superfamily – Hydrophiloidea
Water Scavenger beetle
Rove beetle

20. Superfamily - Chrysomeloidea
Cerambycidae

21. Superfamily - Scaraboidea
May beetle
Dung beetle

22. Superfamily - Curculionaoidea
Bean Weevil
Boll Weevil

23. As pest Control the agricultural pest Parasites Pollination
Economic importance:
As pest
Control the agricultural pest
Parasites
Pollination

24. Phylogenetic relationships:

25. References:-
P. M. Choate, 1999, Introduction to the Identification of Beetles (Coleoptera)
Imms’ Text book of Entomology- By O. W. Richards and R. G. Davies, (Methuen &Cc.,London, ), Vols. II.
Phylogeny images- encrypted tbn0.gstatic.com, beetlephyl.com
Royal Entomological society –Handbook for identification of Coleoptera

26. Thank You