458 



A HISTORY OF RECENT CRUSTACEA 



PAC 



Pachygrapsus marmoratus, 9i ; 



parasite of, 407 

 Packard, Dr. A. S., on size of Phyl- 



locarida, 31 

 Pactolus Boscii, a made-up species, 



106, 107 

 Pagiaridae defined, 159 

 Pagurinea defined, 155 

 Paguristes, 166 

 Paguropsis, simply bent pleon of, 



169 

 Pagurus, 169, 160 ; similimanus, 



160; Bernhardus, cuanensis, 



Dilwynii, fasciatus, ferrugineus, 



Forbesii, Hyndmanni, Isevis, 



Prideaux, striatus, tricarinatus, 



Thompsoni, ulidianus, 161; ar- 



rosor, megistus, 162 ; granu- 



latus, 163 

 Palaegyge, 410; affinis, Bonnieri, 



Borrei, de Mani, fluviatilis, 



Hoyli, 411 

 Patemon, 246 ; caroinus, 28 ; Fa- 

 bric ii, heCerochirus, jamaicensis, 



lar, Leachii, minans, serratus, 



squilla, varians, 247 

 PalKmonella, tenuipes, orientalis, 



247 

 Palasmonetes, exilipes, varians, 



vulgaris, 248 

 Palestine, isopods of, 376, 429 

 Palinosytus, synonym of Jasus, 



Hiigelii, Lalandii, 196 

 Palinurellus, gnndlachi, 197 ; hy- 



bridica, 198 

 Palinuridse defined, 1 95 

 Palinurus, vulgaris, 27, 195; tu- 



midus, 27, 196 

 ' Palp ' (tndopodal joints), of 



the mandibles, 39 ; of the 



first maxilte, 295, 316, 318; 



of the first maxillipeds, 336, 



340 

 Palp, alias exopod, of the third 



maxillipeds, 192, 194 

 Pandalidee defined, 237 

 Pandalopsis", 238 

 Pandalus, annulicornis, breviros- 



tris, Montagui, narwal, 238 

 Panopeus, Benedict and Kathbun 



on the genus, 56 



PAU 



Pantopoda, aliai Pyonogonida, 

 sea-spiders, 3 



Panulirus, author of, 197 ; penicil- 

 latus, 35, 197 



Paracrangon, second trunk-legs 

 obsolete in, 225 



Paracyclois,124 ; Milne- Edwardsii, 

 125 



Paradoxides, genus of Trilobites, 

 27 



Paralamprops, 295 ; serrato-cos- 

 tata,309 



Paralomis, 154 



Paramunna bilobata, 380 



Paranephrops, planifrons, zealan- 

 dious, 210 



Paranthura, 332 ; Costana, nigro- 

 punotata, 333 



Parapaguridse defined, 1 66 



Parapagurus, 166 ; pilosimanus, 

 bathymetrical range of, 167 ; as- 

 sociates of, 168 



Parapasiphae, 252 



Parapsendes latifrons, 320 



Parasite?, 12, 17, 109, 128, 351, 

 353, 392 



ParastacidEe defined, 209 



Parastacus, 209 



Paratanais, 323 ; Batei, forcipatus, 

 rigidus, 327 ; linearis, 328 



Paratelphusa, 77 



Parathanas, ducortlcus, immatu- 

 rus, 233 



Paratya compressa, 241 



Paratymolidae defined by Haswell, 

 139 



Paratymolus, 139 I 



Paraxius, 188 



Parerythrops, 267 ; obesus, 275 



Pariambus typicus, amphipod* of 

 tribe Caprellidea, 22 



Parthenope horrida, 121 



Parthenopidae defined, 120 



Parthenopinea defined, 120 



Pasiphae, synonym of Pasiphaea, 

 245 ; princeps, 28 



Pasiphasa, Savigny's account of, 

 251 ; cristata, sivado, 251 ; prin- 

 ceps, tarda, 252 



PasiphaaidsB defined, 251 



Paulson, , description of thely- 



