548 



INDEX. 



Madreporarian skeleton, Bourne on, 21 

 Marshall, C. F., on striped and un- 



striped muscle, 75 

 Mephitis mephitica, tongue of, 



by Tuckerman, 149 

 Methsemoglobin, easy preparation of 



crystals, by Halliburton, 201 

 Muscle-plate and development of 



spinal nerves, by Paterson, 109 

 Muscle, striped and unstriped, by C. 



F. Marshall, 75 

 Mussa, anatomy of, by G. C. Bourne, 



21 



Nephridia, numerous, in same seg- 

 ment of earthworms, by Beddard, 

 397 



Nyctiphanes, photospheria of, by Val- 

 leutin and Cunningham, 3 J 9 



Paterson on the fate of the muscle- 

 plate and the development of the 

 spinal nerves, 109 

 Peripatus, a monograph of the species 

 of, by Adam Sedgwick, 431 



„ anatomical differences in 

 species of, by Lilian Sheldon, 495 



,, development of the Cape 

 species of, Part IV, by Sedgwick, 

 373 



„ development of a South 



American species, by Sclater, 343 



„ novse-zealandiae, de- 



velopment of, by Lilian Sheldon, 

 205 

 Photospheria of Nyctiphanes, by Val- 

 lentiu and Cunningham, 319 



Polychseta, anatomy of, by Cunning- 

 ham, 239 



Quasillina, a genus of sponges, by 

 Dendy, 513 



Quadrate of Mammalia, by Baur, 169 



Ridleia, a new genus of sponges, by 

 Dendy, 513 



Scharff on the intra-ovarian egg of 



some osseous fishes, 53 

 Sclater, W. L., on the development 



of a South American species of 



Peripatus, 343 

 Sedgwick, a monograph of the species 



of the genus Peripatus, 431 



„ on the development of the 



Cape species of Peripatus, Part 



IV, 373 

 Sheldon, L., on anatomical differences 



in species of Peripatus, 495 



„ on the ciliated pit of As- 



cidians, 131 



„ on the development of 



Peripatus novae - zealandise, 



205 

 Spinal nerves, development of, by Pa- 

 terson, 109 



Temnocephala, by Haswell, 279 

 Tongue of Mephitis mephitica, 



by Tuckermau, 149 

 Tuckermanon the tongue of Mephi- 

 tis mephitica, 149 



Vallentin and Cunningham on photo- 

 spheria of Nyctiphanes, 319 



Zograff on the labyrinthine apparatus 

 of the Labyriiithic fishes, 501 



PRINTED BY ADLAED AND SON, BAETilOLOMEW CLOSE. 



