288 



THE LIFE OF CRUSTACEA 



and structure, 195 ; breed- 

 ing, 199 



Robertson, David, on habits 

 of Crabs, 97 



Rock L/obster. See Spiny 

 L/obster 



Rostrum of Lobster, 6 



Sacculina, 23 1 



Salt lakes, Branchiopoda of, 



165 



Sand-burrowing Crustacea, 97 

 Sand-hoppers, 52 ; habits, 107, 



189 



Sapphirina, 150 

 Sargasso Sea, 155 

 Scampo, 240 

 Scapeilum, fossil, 261 

 Scaphognathite, 19 

 Schizopod stage of L/obster, 



7 1 ; of Penccns, 75 

 Scylla, 249 



Scyllaridse, fossil, 269 

 Scyllaridea, 59 ; Phyllosoma 



larvae, 149 ; fossil, 268 

 Scyllarus, fossil, 269 

 Sea-slater, 200 

 Sea-anemones : and Hermit 



Crabs, 213 ; carried by Crab, 



215 



Sea-crawfish. See Spiny Lob- 

 ster 



Sea-urchin, Crab living in, 

 218 



Sedentary Crustacea, 114 



Self-mutilation in Lobster, 30 



Senses of L/obster, 25 



Sergestes, zoea of, 75, 148 



Serial homology, 10 



Sesarma, habits, 180, 189 



Sessile Barnacles, 43 



Sexes of L/obster, 26 



Sexual characters of Crabs 

 infected with Sacculina, 235 



Sharks, Barnacle parasitic on, 



235 



Shore Crab, 64 ; larval stages, 

 68; habits, 107, 188 ; in- 

 fested by Sacculina, 231 ; 

 used for food, 249 



Shrimps, 58; fresh-water, 53, 

 172 ; Common, habits of, 97 ; 

 protective resemblance, 108; 

 living with Mollusc, 218 ; 

 fishery, 244. See also Brown 

 Shrimp, Pink Shrimp, etc. 

 Sight, sense of, in L/obster, 21 

 Skeleton Shrimps, 109 

 Slaters, 51 ; Sea-, 200 

 Sloane, H., on Gulf-weed 



Crab, 155 



Smell, sense of, in L/obster, 24 

 Smith, G. : on terrestrial Am- 

 phipoda, 189; on develop- 

 ment of Sacculina, 233 

 Smith, S. I., on habits of Ocy- 



Pode, 105 



Somites of L/obster. 6, 8 

 Southern Crayfishes, 176 

 Spencer and Hall on Aus- 

 tralian Branchiopoda, 161, 



163 

 Sperm-receptacle of L/obster, 



' 27 

 Spider Crabs, 64 ; masking 



habits, 96, 215 ; deep-sea, 128 

 Spiny L/obster, 59; larva of, 



72 ; fishery, 240 

 Spirontocaris, Isopod parasitic 



on, 221 



Sponge Crab, 95 

 Sponges, Crustacea in, 210 

 Sbongicola, 210 

 Squilla, 64 ; larva of, 80 ; fossil, 



266 



Stalked Barnacles, 43 

 Statocyst of L/obster, 24; of 



Mysidacea, 47 

 Statolith, 47 

 Stebbing, T. R. R. : on L/and 



Crabs, 190 ; on habits of 



Cirolana, 219 

 Steinkrebs, 242 

 Stenopidea, 59 ; fossil, 267 

 Stenorhynchus, 97 

 Sternum, 9 

 Stevenson, R., on the Gribble, 



254 



Stomach of L/obster, 16 

 Stone Crab, 61, 94 



