MOOK. VARIATION IN SPIRIFER MUCRONATUS 

 Spirifer mncronatus mut. profundus—Contmued 



Adult Stase ^.^anic Stage 



975 



976.... 21.5 15 .697 143 



977 



978 22 11.5 .522 1.91 



^"9.... 18 13 .722 1.38 



980 15 9 .600 1.66 



981 



982 18 13 .722 1.38 



983.... 18.5 12 .643 1*54 



984.... 20 12.5 .625 1.60 



985.... 17.5 12 .685 1.45 17 5 



995.... 19 14 .736 1.35 

 996 



997.... 25 16 .640 1.56 



1018, 



1019.... 22 19 .863 1.15 22 10 



1020 



1021 22 IS .818 1.22 09 



1022.... 20 12 .600 1.66 20 



209 



Number Width Height ^; Index "^^^ ^^^i^^^-^Ii^I^i^^ i^, 



974.... 25mm. 16mm. .640 1.56 25mm. lOmJ^'llT 



2.50 



21-5 10 .465 2.15 



22 7.5 .380 2.93 



IS 8 .444 2.25 



1» 8 .533 1.87 



18 7.5 .416 2.40 



18.5 8 .432 2.31 



20 9.5 .475 2.10 



7.5 .428 2.33 



988.... 29 12 .413 2.41 



989.... 18 11.5 .638 1.56 



990.... 21.5 15.5 .720 1.38 21.5 10:5 :;88 ;;64 



991.... 17 11 .647 1.54 



29 7.5 .258 3.86 

 18 7.5 .416 2.40 



1" 7.5 .441 2.26 

 19 8.5 .447 2.23 

 25 10.5 .420 2.38 



^98.... 19 13 .684 1.46 19 9 421 ^U 



1000:::: ''.. '' •'"' '•'' '' '' "^^ ^'^^ 



1001.... 21.5 16 ^744 ^^34 21^5 '9" *418 -^S 



1002.... 23.5 18 .765 1.30 23.5 11.5 .489 204 



1003.... 29 14 .482 2.71 29 9 310 'i' 2^ 



1004.... 20 12.5 .625 1.60 20 9 450 V^^ 



1005.... 22.5 14 .622 1.60 22.5 10 444 005 



1006.... 35 18 .514 1.94 35 12 34^ 091 



1007.... 28 18.5 .660 1.51 28 11.5 410 943 



l^^S---- 23 18 .782 1.28 23 10 4.34 030 



^''^^■••- 20 19 .950 ' 1.05 20 12 :600 166 



1010.... 22 13.5 .613 1.62 22 10 454 200 



1011.... 25.5 18 .713 1.41 25.5 11 431 9 ji 



1012.... 20 14 .700 1.42 20 9.5 .475 210 



1013.... 25.5 16 .627 1.59 25.5 9 .352 ^83 



1014.... 19 12 .631 1.38 19 7 .368 2 71 



1015.... 19 17 .894 1.11 19 n 575 170 



1016.... 20 14.5 .725 1.37 20 9 



1017.... 27 20 .740 1.35 27 13 



4.50 2.20 

 481 2.07 



.4.54 2.20 



10.5 .477 2.1)9 

 9 .4.50 2.22 



