618 



INDEX. 



Scudder, S. H. Carboniferous 

 Myriapoda from Illinois 



Cocliroaclies from car- 

 boniferous deposits 



Illustrations of carbo- 



niferous Arachiiida 

 Insects of the triassic 



beds at Fairplay, Coloi-ado 

 Spread of Pieris rapae 



Scutellaria galericniata 

 Scntini)l)lattina brongniarti . 

 intermedia . 

 recta 

 Sedum Ivamtscliaticnin 



rliodiola 

 Selaginella helvetica 

 Seneclo cacaliaefolins 

 davuricus 

 palmatus 

 pseudo-arnica 

 sagittatus 

 Slvimuiiea japonica 

 Solidago virgaura 

 Sonclius arvensis 

 Sorljaria sorbi folia 

 Sphaerium .... 

 Spiloblattina gardineri 

 guttata 

 margiuata 

 triassica 

 Spiraea betulifolia 

 Spondylus 323,351,390, 



ERRATA. 



Page 141, 3d line from bottom, /«/■ condition ivail con- 

 ditions. 



Page 142, line ll,.^'";' apicnlatns read apiculata. 



Page 143, line S, for apicnlatns rend apicnlata. 



Page 150, lines 6 and 9, /or Krasilstchik read Krassil- 

 stchik. 



Page 153, line 11, (tfd'r conica insert radicans. 



Page 166, line 10, after separation insert is. 



Page 174, line 26, for Krasilstchik read Krassilstchik. 



Page 190, line 4, /or Tarichia read Tarichium. 



Page 192, line 27, for larvae read larval. 



P.age 200, /or Metarhiginm read Metarhizinm. 



Page 433. line 25, /or pnnctae read pnncta. 



Plate XV, /or var. apiculata read apiculata. 



