186 A KEVISION OF THE ASTACID^. 



Cambarus Palmeri Fax. Form II X O 



The same. Form II. ... . X (J 



Cambarus immuuis Hag. Form II. X 



The same. Form IE X (5 



Cambarus Montezuniae Saus. Form I X -U 



The same. Form I X 20 



The same. Form II . . X 16 



The same. Form II. X 10 



" 8. Cambarus Shufeldtii Fax. Form I " X 25 



" 8'. The same. Form I X 25 



" 8". The same. Form II.* X 30 



" 8". The same. Form II X 30 



" 9. Astacus (Cambaroides) Dauricus Fax . . . X fi 



" 9'. The same X 6 



" 10. Astacus (Cambaroides) Japonicus Fax X 8 



" 10'. The same X 8 



* The distinction between form I. and form II. i.s not well sliown in these figures. Compare the description 

 on page 121. 



