Etching with Hydrofluoric Acid.... 



Etheostoma boreale 



Etheostoma giintheri 



Etheostoma nigrum 



Etheostoma quappella 



Etheostoma wrighti 



Eukarite 



Euowenia 



Eutaenia brachystomn 



Eutaenia proxima 



I dorsaiis'.'.'.'.'.".'..".'.'.'.'.'" 



>irtalis 



Euzophera semifuneralis 



Man...'.'.'.'.'...... 



Evolution of the Moon 



Evolution in Science, Philosophy 



Ewaidl j! W"."."".".*.'*.".'.".*."."."."""'*."."" 



Experimental Embryology... 367 



Exploring Expedition of the Mu- 

 seum of Natural History of 

 New York 



Extinct Vertebrates 



Eycleshymer, A. C, Celloidin 



FASCIOLA americana 65 

 Fasciola carnosa 65 



Fauna of the Armorician 



Sandstones 



Fauna of the Blanco Epoch 



Fayalite 56 



Fecundation 103 



Fecundation and Development 



Felishillianus 



Ferns of the Black Hills. 



Ferro-goslarite 



Fewkes, J. W., Ceremonial Circuit 

 of the Cardinal Points 



Fibres of Sharpen . 



Field., G. W„ Review of Lemon's 

 Morphology of the Vertebrate 

 Uro-genitaf System 



FieM. G. W., The Problem of Ma- 

 rine Biology 



I iariacervina 



Fishes from Western Canada 



962 ; beitet von EUenbeiger unc 



962 i Braun 



968 Fischer, M., Rules of Nomencla 



963 ' ture Adopted by the Interna 

 260 tional Zoological C o n g r e s i 

 778 held in Paris, France, 1889.. 

 168 Fish Commission of the Unitec 

 031 States, Report of for 1887 



964 Fishes from Chihuahua, Mexico.. 



748 Fishes of South America 



748 Flora of Western S. Dakota... 6< 



749 Florida Lake Basin 



:; 



353 Foran 



975 Fortuitous Variation 



Birds 160 



056 Fresh Water Fishes of South 



836 Fresh Water Sponges 



634 Frog Embryos 



580 Functions of the Nervous System 

 of the Myriopoda 



721 



348 pAGE, S. H.— The Comparative 

 VJ Physiology of Respiration 



■ ■ ; 



960 Garnet 



156 '- Geography and Trav 



058 i Geomys bursarius 



., :. .- 



424 51.9. 741 



■ 



340 1891 



Geologic Correlation by Means of 

 Fossil Plants 



84£ 988'......'. ! ! '. 



Geology of Borneo 



Geology of the Crazy Mountains- 

 Geology of the Kaiserstuhlgebirge. 

 Geology of the Massive Rocks of 

 Cyprus 



Germ -CeHs. 1 1.. °"^.. .'. . '... ..'.'.'.'.' 

 Gibbsite 



i<-_9 



