Index. 



453 



Pseudomantle, 281. 

 Pseudonavicella?, 05. 

 Pseudoneuroptera . 

 Pseudoparasitisra, 40. 

 Pseudoparthenogcnesis, 36. 

 J'scudopodia, 2. 



ulo scorpio: 

 Psoedostigmata, 365. 

 Pseudotentaculata, 1 56. 

 Pseudova, 401. 

 Pseudovaria, 36. 

 Psocus, 404. 

 Psorospermia, 65. 

 Psolus, 151, 153. 

 e, 36, 411. 



'.:-ln.\ 401. 



Ptenoglossa, 288, 309. 

 Pteraster, 137, 154. 156. 

 Pterobothrium, 171 

 Pterocardiac ossick-, 359. 

 Pteroceras, 298, 

 Pterocoma, 131. 

 Pterodina, 198. 

 Pteroeides, 120, 

 Pterogorgia, 122. 

 Pteronarcys, 393>45- 

 Pteropelagia, 279. 

 Vtcropoda, 275. 



. : ' tus > 373. 

 <>ma, 304. 

 Ptcrotrachca, 2^0, 290, 295. 



phorida,', 4 15. 

 Ptilinus, .; 

 Ptinus, 418. 

 PtychocephaHdae, 185. 



Pulex, 407. 



Pulicidrc, 407. 



Pulmonar, 



Pulmonata, 28c ,311, 346, 36 ^. 



Pupa, 152, 



;o8. 



ella, 309. 

 ' iria, 308. 



' 370. 



Jio. 

 H5- 



PjTOchroidae, 415. 

 P>Tophorus, 418. 

 Pyrosoma, 239. 

 P)TOSomida3, 240. 

 Pyrula, 319. 



Quaternary age, 47. 

 yuatrefages, 180. 



Rabl-Ruckhardt, 16, 17. 

 Rachiglossata, 288. 

 Radial canals, 73. 

 Radial plates, 130. 

 Radialia axillaria, 130. 

 Radiolaria, II, 25, 60. 

 Radius, 345. 

 Radula, 272, 287. 

 Radulidae, 268. 

 Rainey, 26. 

 Ranatra, 401. 

 Ranella, 308. 

 Rangia, 271. 

 Rangidae, 209. 

 Ranke, 24. 

 Raptorial birds, 6. 

 Raphidiophrys, y). 

 Raphidozoum, 04. 

 Raphiophora, 73. 

 Raphy-rus, 77. 

 Rataria, 107. 

 Rathke, 16, 17, 164. 

 Reagents, action of, on proto- 

 plasm, 3. 



Receptaculum scolicis, 168. 

 Recklinghausen, 2, 16. 

 Red brown organ of Keber, 

 Redia, 175. 

 Reduvini, 401. 

 Reefs, coral, 118. 

 Regularia, 146. 

 Reichert, n. 

 Remak, 14, 22-5. 

 Rcniora, 74, 77. 

 Rcnilla, 121. 

 Reproduction, 34. 

 Reproduction of Arachnida. 



,, of Brachiopodn, 250. 



,, of Bryozoa, 22S. 



,, of Crustacea, ; 



,, of Ctenophora, 108. 



,, of Discophora, 103. 



ofEcliini, i.jv 



of ( . ., 2<i i. 



<>\ Hydra, 



