SCORPIO. 



Stern ites. 



Tergites. 



Camerostome (of La- 

 treille), or upper lip. 



Obliterated by the mesiacl 

 extension of tbe coxa3 of 

 the four walking legs ; 

 the two anterior movable, ! 

 the two posterior fixed. | 

 (In Mi/gale a distinctly 

 marked small prothoracic 

 stei'nite is followed by a 

 large oval mesothoracic 

 sternite. 



Pentagonal elongate scle- 

 rite or metathoracic 

 sternite. 



Soft integument. 



Cephalo-thoracic carapace 

 with central and peri- 

 pheral eyes. 



A separate narrow band- 

 like sclerite. 



