280 



J. G. DE Man: Caridina niiotica. 



[Vol. II, 



Table H. 

 Measurements of Caridina niiotica {Roux), var. gracilipes, de M. 



Length in millimetres from tip of rostrum to tip of telson 

 Toothing-formula of the rostrum 



Rostrum longer > , or shorter < than the scaphocerites 

 Rostrum longer > , or shorter than the carapace 

 Proportion between the length of the toothed and that 



of the unarmed part of the upper margin . . 

 I^ength of carpus . . 

 Breadth of carpus 



Proportion between length and breadth of carpus 

 lycngth of chela 

 Breadth of chela 

 I^ength of fingers . . 



Proportion between length of fingers and that of palm 

 Proportion between length and breadth of chela 

 I^ength of carpus 



Breadth of carpus at distal extremity 

 Proportion between length and breadth of carpus 

 I,ength of chela 

 Breadth of chela . . 

 Ivength of fingers . . 



Proportion between the length of fingers and that of pal 

 Proportion between length and breadth of chela 



m 



Ivength of propodite 



Breadth of propodite in the middle 



Proportion between length and breadth of propodite 



I^ength of dactylus 



Proportion between length of propodite and that of 



dactylus 

 Breadth of dactylus . . ■ 



Proportion between length and breadth of dactylus 

 Niimber of spines of dactylus, terminal claw included 

 Length of propodite 

 Breadth of propodite in the middle . . 

 Proportion between length and breadth of propodite 

 Length of dactylus 

 Proportion between length of propodite and that of dac 



tylus 

 Breadth of dactylus 



Proportion between length and breadth of dactylus 

 Number of spines of dactylus, terminal claw included 



I rr! 



1 



1 oj 



CO 



J 



No. I 



28-5 



1724 I 



13 

 > 



I'ly 

 i-i6 

 0-49 



2-37 

 136 



0-59 

 078 



1-34 

 2-3 



No. 2 



2*46 

 0-178 

 13-8 

 0-64 



3-84 

 0-14 

 4-6 



9 

 3-1 



0-178 



174 

 0-84 



37 

 0-156 



5-4 

 56 



27 



2o2+ I 



> 

 > 



1-6 

 i-i 



0-55 



2 



I 42 



07 



0-87 



1-6 



2 



2-14 



0-39 



5*5 



1-5 



059 

 0-96 



1-8 

 2-54 



2-64 

 o-i8 



147 

 o-6i 



4"32 

 0*128 

 4-8 

 10 



3-1 

 0-164 



19 

 0-82 



3-8 



0-14 



6 



57 



No. 3 



132+1 



II 



slightly 



> 



> 



075 

 I -06 

 0-48 

 2-2 

 1-26 



0-6 

 0-8 

 1-74 



2-1 



1-9 



035 



5-4 

 1-4 

 0-52 

 0-94 



2 

 27 



l4th pair). 



2-4 



0-15 

 16 



0*55 



4-4 

 0-13 

 4-2 

 10 

 27 

 0-16 



17 

 0-72 



375 

 0-146 



5 

 46 



