Coleoptera (Scarabaeidae)

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Category: Insect & spider
  English :  Scarab beetle      Nederlands :   Mestkever      Deutsch :  Dungkäfer    Français :  Aphodie      Español :  Afodio 

 

Leg with/without claw

Scarabs have strong legs. The tibia on the first leg is more of less dilated with the outer edge toothed or scalloped. The legs of Melolontha end in a wel-developed claw, with a tooth.

scarabaeidae leg scarabaeidae leg2 scarabaeidae leg3 scarabaeidae leg4  
leg of Melolontha, claw with tooth several legs leg of Aphodiinae toothed edge of tibia of first leg  

 

scarabaeidae leg5 scarabaeidae leg6      
several legs leg with claw      

 

Wing

Scarabs have large dark hind wings with a reduced venation.

scarabaeidae wing scarabaeidae wing detail    
wing costal wing edge    

 

Antenna

Antenna have 8-11 segments, the last three to seven expanded into plate like structures. Antennae of Melolontha have seven long plates while Amphimallon has three shorter plates

scarabaeidae antenna scarabaeidae antenna3 scarabaeidae antenne2  
Antennae of Amphimallon Antennae of Melolontha antennae  

 

eye, mandible, palp

The mandibles are quite large and tooth-like. The maxilla (finger-like appendages used for handling food towards the mandibles) are curved with a row of stout hairs

scarabaeidae eye scarabaeidae mandible scarabaeidae mandible2
eye mandible maxilla with palp attached

 

Other, tracheae, chitin fragment/elytra, egg, paramere

Tracheae (part of the respiratory system) are elongated and the interior is lined with a layer of cuticle.

scarabaeidae chitin scarabaeidae parameer scarabaeidae parameer2 scarabaeidae tracheae scarabaeidae tracheae2
elytra (wing cover) paramere Paramere Tracheae Tracheae