452 



Index. 



Polymorphinidoe, 84. 

 Polynesia, 44. 

 Polynoe, 220. 

 Polyophthalmos, 216. 

 Polyparium, ill. 

 Polypieroid, in. 

 Polyphemus, 350. 

 Polyplacophora, 316. 

 Polypi, 81. 

 Polyselmis, 56. 

 Polystemma, 162. 

 Polystoma, 75. 

 Polystomata, 72. 

 Polystomella, 51, 55. 

 Polystomidre, 175. 

 Polysyca, 78. 

 Polythalamia, 51. 

 Polytoma, 55. 

 Polytrema, 52. 



Polyxenus, 381. 



Polyzoa, 224. 



Polyzonium, 381-2. 



Pomatobranchiata, 294. 



Pompiliidrc, 420. 



Pontarachna, 373. 



Pontellidre, 341. 



Pontobdella, 198. 



Pontogenia, 220. 



Pontolimacidce, 303. 



Pontolimax, 288, 293, 300. 



Pontonema, 184. 



Porcellana. 



Porcellio, 362. 



Porellida?, 230. 



Poritina?, 116. 

 Porphyrophora, 400. 

 Porpita, 49, 101. 

 Portunus, 



Post-scutellum, 385. 

 Posterobranchea, 305. 

 Potomospongia, 78. 

 Poteriocrinus, 130. 

 Praniza, 361. 

 Pranizidx, 361. 

 Praya, 97, 98. 

 Prayidae, 98. 



Prehensile collar of Doris, 

 Priapulidre, 189, 191. 

 Priapulus, 193. 

 Primnoa, 12 r. 

 Primnoidoe, 1 2 1. 

 Prisopus, 403. 



Proboscis, 156, 287, 

 Procephalic scales, 398. 

 Procerus, 416. 

 Processus vocalis, 17. 

 Proclypeus, 348. 

 Procotyla, loi. 

 Proctonotida;, 282, 304. 

 Proctucha, 168. 

 Productidae, 248. 

 Proglottis, 165. 

 Prolegs, 397. 

 Pronotum, 385. 

 Proostracum, 314. 

 Propodite, 331. 

 Propodium, 243. 

 Proporus, 161. 

 Prorhynchus, 161, 162. 

 Prorodon, 66, 67. 

 Proscolex, 167. 

 Prosobranchiata, 280, 306. 

 Prosoma, 286, 355. 

 Prosorrhochmus, 162-3. 

 Prosternum, 385. 

 Prostheceneidoc, 1 60. 

 Prostomium, 1^7. 

 Prostomum, 161. 



Protagon, 7. 



Protamoeba, 49. 



Protaster, 134. 



Proteolepas, 344. 



Prothorax liber, 385. 



Protista, 25. 



Protogenes, 49. 



Protohydra, 84. 



Protomonas, 49. 



Protomyxa, : 



Protoplasm, 2, 6. 



Protoplasta, 25, 56. 



Protopodite, 331. 



Protozoa, 46, 47, 48. 



Protozooid, 35. 



Protula, 223. 



Psammocora, 116. 



Pselaphida?, 414. 



Pseudarachna, 370. 



Pseudembryo, 125. 



Pseudoceridae, 160. 



Pseudocamerated shells, 2 



Pseudochlamys, 57. 



Pseudocollum, 273. 



Pseudocolumella, 112. 



Pseudogorgia, 121. 



Pseudonychia, 385. 



Pseudofilariae, 65. 



