21-2 



AXXALS SEW YOEK ACADEMY OE SCIEyCES 



Spirifer mitercmafus mut. profundus — Continued 



Adult Stage Xeanic Stage 



Number 

 1136... 



Width 



I'^.omTii 



Height Index 

 (reverse) 



.14..5Tmn. .789 



Index 



1.27 



Width 

 18 . .5mn] 



Height 

 I. 8TTim 



Index 



(reversed 



.432 



Index 

 2.56 



1137... 



IS. 



o 



15 



.SIO 



1.23 



18. 



5 



9.5 



. 513 



1.94 



11.3S... 







.... 





.... 



. . . 





.... 







11.39... 



22 





1.5 



.681 



1.46 



•-,.-, 





10 



.454 



2.20 



1140... 



IS 





11.5 



.6:38 



1 . 56 



18 





9 



.500 



2.00 



1141... 



oo 





16 



.727 



1.37 



oo 





12 



..545 



1.83 



1142 



21. 



5 



15 



.697 



1.43 



21. 



z< 



9 



.418 



2.38 



1143 . . . 



20 





13 



. 65< J 



1..53 



20 





10 



.500 



2.00 



1144... 



20 





16.5 



. 825 



1.21 



20 





11.5 



. 575 



1.73 



114.!i... 



24 





20 



.8.33 



1.20 



24 





11.5 



.479 



2.86 



1146.. . 



21 





14 



.666 



1 . 50 



21 





9 



.428 



2.66 



Spirifer mueronatus mut. /nuUipUcatus 



1201.. 

 1202.. 

 1203.. 

 1204.. 

 1205.. 

 1206.. 

 1207.. 

 1208.. 

 1209.. 

 121* ' . . 

 1211.. 

 1212.. 

 1213.. 

 1214.. 

 1215.. 

 1216 . . 

 1217.. 

 121S.. 

 1219.. 

 1220. . 

 1221.. 

 1222.. 

 1223.. 

 1224.. 

 1225. . 

 1226.. 

 1227.. 

 1228.. 

 1229.. 

 12-30.. 

 11^31.. 

 1232.. 

 12.33.. 



.. 41 



20.5 



.500 



2.00 



.. .38 



21 



.5-52 



1.80 



. . 32.5 



19.5 



.600 



1.66 



.. 2S 



17 



.607 



1.64 



.. 33 



22.5 



.681 



1.46 



.. 41 



22 



..536 



1.86 



.. 30 



16 



. 533 



1.S7 



.. 27.5 



18 



.654 



1..52 



.. 50 



21.5 



.460 



2. .32 



.. .35 



20 



. 571 



1 . 75 



. . 41.5 



25 



.602 



1.66 



.. 39 



26 



. WS 



l.oii 



.. .32 



15 



.468 



2.13 



.. 36 



24.5 



. 6 SO 



1.46 



.. 46 



22.5 



.489 



2.04 



.. 39 



19 



.487 



2.05 



.. 42 



21.5 



. 511 



1.95 



. . 44 



21.5 



.488 



2.04 



.. 42 



20 



.476 



2.10 



.. 38.5 



20 



.519 



1.92 



.. 38 



22 



. .578 



1.72 



.. .32 



17 



. .531 



1.88 



.. 30 



18 



.600 



1.66 



.. .31 



15 . 5 



.500 



2.Ct<:» 



.. 26 



15 



..576 



1.86 



.. 43 



27 



.627 



1..59 



.. .33 



21 



.6-36 



1.57 



.. .32 



20.5 



. 040 



1.56 



oo 



2<J.5 



.fl21 



1.60 



41 



14 



.341 



2.92 



.38 



12.5 



.328 



3.04 



32.5 



12.5 



.384 



2.6<3 



28 



13 



.464 



2.15 



33 



18.5 



. 564.) 



1.78 



41 



17 



.414 



2.41 



30 



11 



.366 



2.72 



27.5 



14 



.509 



1.96 



50 



16 



.320 



3.12 



.35 



13 



.371 



2.69 



41.5 



IS 



.4.33 



2.30 



39 



16 



.410 



2.43 



.32 



10 



..312 



3.20 



.36 



17 



.472 



2.11 



46 



18 



.391 



2.55 



32 



15.5 



.484 



2.06 



42 



16 



.:3S0 



2.62 



44 



15 



..340 



2.93 



42 



12 



.285 



3.50 



.38.5 



15 



.380 



2.56 



38 



14 



.368 



2.71 





12 



..375 



2.66 



30 



13 



.433 



2.. 30 



31 



12.5 



.4a3 



2.48 



26 



10.5 



.4a3 



2.47 



43 



16 



..372 



2. 68 



33 



15.5 



.469 



2.12 



32 



15.5 



.484 



2.06 



33 



13 



..393 



2.53 



