286 



INDEX. 



Page. 

 Ascidia, Metamorpliosis - 91 



Ascomycetes, Reproduction 42 



Ascospore - - 42 



Ascus of Fungus and Lichen 42 

 Asexual Reproduction - 9 



Asplanchna, Defective Or- 

 ganization - - 176 

 Asteracanthion, Reproduction 84 

 Asteridae - - 85 

 Atavism - - 222 

 Auricularia - - 85 

 Baird, Reproduction of Ento- 



mostraca - - 195 



Balbiani, Reproduction of In- 

 fusoria - - 77 

 Bark-lice, Reproduction - 193 

 Barry, Dr. M., Penetration of 



Spermatozoa - 69 n 



Bary, Reproduction of Fungi 46 



Vegetable Impregnation 62 



Basidium of Fungus - 42, 45 

 Batraeliia, Penetration of 

 Spermatozoa 

 Cleavage of Ovum 

 Bee, Neuters - - 105, 168 



Drone Ova - - 196 



Protracted fertility of tlie Queen 204 

 Beneden, Prof. Van, Nomen- 

 clature - - 9 ir, 132 

 Reproduction of Trematoda 95 

 Of Cestoidea - 98 

 Berkeley, Rev. M. T., Mor- 

 phology of Chara - 88 

 Reproduction of Fungi 40, 46 

 Bipinnaria of Starfish. - 85 

 Birds' Ovum - - 73 

 Birth in relation to other epochs 107 

 Bisexual arrangement - 241 

 BischofF, Penetration of Sper- 

 matozoa - - 69 w 

 Blastostyle - - 125 



70 n 

 203 



Page. 

 Bothriocephalus, Development 162 



Botryllida, Reproduction 141 



Bovista, Fructification - • 45 

 Braun, Prof., Conjugation 26, 27, 35 

 PuUulation - - 149 



Vegetable Parthenogenesis 199 

 Brightv^eU, Organization of 



Asplobnclma - 176 



Bryozoa, Bryozoaria, see Polyzoa. 

 Bulhochcete, Reproduction 33, 34 

 Bulbs, Deciduous - 154 



Burnett, Dr. W., Heterogony 



of Synapta . - 93 



Germs of Ax)liis - 191 



Calycophoridse, Gemmae, and 



Medusoids 83, 118, 124 



Carpenter, Prof.,Embiyogeny 



of MoUusca . - 91, 92 



Metamorphosis of Insects 104 

 Gemmation of Polypes 119, 177 

 Larval Gemmation - 136 



Embryogeny of the Echino- 



dermata - - 163 



Of Planaria - - 227 n 



Carter, Reproduction of Volvox 28 



Of (Edogonium - 34, 63 



On the Tank worm and the 



Guinea worm - 198 



Cams, Germs oiApMs • 192 



Casting of Skin and Limbs 223 



Casual Alternation - 221 



Caterpillar - - 105 



Caryopliylleus - - 96 



Cephalopoda, Embiyogeny 91 



Cerainium, Reproduction 86 



Cercaria of Trematoda - 95, 113 



Cestoidea, Development - 96 



Contrast with Trematoda 153 



Gemmation of Embryos 161 



„ of Sex Organs 173 



Tabular view 



269 



