ERRATA IN VOL. I 



Page xi., insert Cross-striated, Multinuclear Muscle Fibres, page 26, after The 

 Muscles of Metazoa. 



Page xii., insert The Electrical Excitation of Muscle, page 174, above The 

 Electrical Excitation of Unfibrillated Protoplasm. 



Page 3, line 4 from bottom, for Acanthocystiden read Acanthocystidse. 



Page 4, line 16, read Opalinidse. 



Page 18, line 3, for bisected read when cut across (and transpose to end of line). 



Page 29, lines 11, 13, for areas read areas, passim. 



Page 40, line 25, for refractibility read refracting power. 



Ib. line 32, read refraction. 



Page 47, lines 32, 40, page 48, line 14, for double refractibility read double 

 refraction. 



Page 47, line 27, insert in after dark. 



Page 49, lines 17, 18, for accept the penetrating conclusions read follow the 

 admirable researches. 



Page 56, line 19, for abscissa read base-line ; ib. page 116, line 8 ; page 146, line 

 12 ; page 205, bottom line ; page 364, 5 from bottom ; page 366, 11 from bottom ; 

 page 375, 12 from bottom. 



Page 58, line 16, delete elementary ; line 27, ib., and for an elementary read a 

 simple. 



Page 68, line 26, for muscles read mussels. 



Page 70, line 24, insert only after cardiac muscle. 



Page 80, lines 11, 14, and passim, for canula read cannula. 



Page 81, line 28, for while at the same time read although. 



Ib. lines, 36, 37, read and at the same time to give a graphic record of its 

 varying tension. 



Ib. line 38, for the short read a very short. 



Page 82, line 8, insert the before muscle. 



Ib. lines 14 and 8 from bottom, insert quotation marks before The, and (Fick 39) 

 after tension. 



Ib. lines 6 and 5 from bottom, read with the greatest possible tension the muscle 

 only shortens by a. 



Ib. line 3, insert during before its contraction. 



Page 97, line 24, insert in muscle after death. 



Ib. line 25, for denoted read readily explained by the ; for products read processes. 



Page 98, 4 from bottom, for at a moderate rate read by a suitable rate. 



Page 99, line 6, for by read in. 



Page 102, line 15, for i.e. read namely ; line 18, for or read of. 

 i Page 103, line 17, read This tonus may be at once abolished. 



Ib. line 19, for reduces read disappears. 



Page 107, line 7, insert comma after fall. 



