1907.] 



Dr. Hossack: The Rats of Calcutta. 



57 



Mus RATTus. Above 18 cm. 



No. 



Ser. 

 No. 



Sex. 



Head and 

 body. 



Tail. 



Hind foot. 



Ear. 



Remarks. 



1 



91 



18 



100 



21-5 



119-4 



31 



17-2 



2 



11-1 



Chestnut Y.W.B. 



2 



130 <S 



i8-5 



100 



224 



121 



33 



17-8 



2-1 



11-3 



Tawny O.B. 



3 



131 



6 



18-5 



100 



22 



118-9 



33 



17-8 



2 



10-8 



Y.W.B. 



4 



134 



6 



18S 



100 



215 



116-2 



3-4 



20-6 



2-1 



12-1 



Do. 



5 



135 



^ 



182 



100 



212 



116-4 



33 



18-1 



2-3 



12-6 



Do. 



6 



174 .. 



.8 



100 



23 



127-7 



33 



18-3 



25 



13-9 



Do. 



7 



146 â 



i8-5 



100 



232 



125-4 



35 



18-9 



2-3 



12-4 



Do. 



8 



148 6 



18 



100 



21 



116-6 



33 



18-3 



2-3 



12-7 



Do. 



9 



225 9 



18 



100 



21-5 



119-4 



3-4 



18-8 



2-1 



11-6 



Do. 



Total figures 



164-2 





197-3 





29-9 





19-7 







Average figures 



18-24 





21-92 





332 





2-18 







Averag 



e perce 



ntage 





100 



120-1 





18-2 



•• 



11-9 







Mus RATTUS. Above ig cm. 



No. 



Ser. 

 No. 



Sex. 



Head and 

 body. 



Tail. 



1-4 



d 



19-2 



100 



243 



209 



6 



195 



100 



24 



210 



2 



19 



100 



24 



222 



9 



19 



100 



22-5 



270 



•• 



19 



100 



24 



286 



9 



19 



100 



235 



igures 



114-7 





142-3 



^e figures 



19-11 





23-71 



'e perce 



ntage 





100 





126-5 



123 



126-3 



118-4 



126-3 



123-6 



124-4 



Hind foot. 



Ear. 



Remarks. 



3-6 



18-7 



2-3 



119 



3-6 



18-4 



2-4 



12-3 



33 



17-3 



22 



11-5 



33 



17-3 



2-1 



11 



3-6 



18-9 







35 



18-4 



2-4 



12-6 



20-9 





1 1 -4 





348 





2-28 







181 





11-88 



O.G.B. 



Y.W.B. 

 G.W.B. 

 G.B. White teat spots. 



