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Poisonous animals
 
Cnidarians (Jellyfish, Corals and Anemones)
 
Venomous fish
 
Scorpions
 
Spiders
 
Hymenopterans (Bees, Wasps and Ants)
 
Sea snakes
 
Terrestrial snakes
 
Miscellaneous animals
 
 
 
 
 
 
 
 

Morphological identification of scorpions

 

 

Morphology of a scorpion, dorsal view

 

 

 

 

 

 

Morphology of a scorpion, ventral view. Note in particular the sternum, which is bounded by the tops of the legs and the operculum.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Relative characteristics of the most important families (note the features of the medically out standing Buthidae):

 

c Shape of the sternum
Shape of the pincers

triangular

 

 

 

pentagonal (sides parallel)

 

 

 

 

 

wide or divided

 

 

 

 

slender and smooth

 

 

massive, sometimes angular, sometimes rough surface

 

Buthidae
 X  (only rarely)
   X  

Bothriuridae

   X      X
Chactidae    X      X
Chaerilidae    X
     X
Euscorpiidae
   X      X
Iuridae & Caboctonidae    (only rarely)  X    X
Hemiscorpiidae    X      X
Scorpionidae
   X      X
Vaejovidae    X      X