718 



INDEX. 



Saururae, 537, 557 



Saw fish, 421 



Saw fly, 360 



Saxioava, 230 



Scalpellum, 273 



Scaphiopus, 484 



Scnphirhynchops platyrhynchus, 



*427 



Scaphopoila, 237, 252 

 Sceleporus imdulatus, anatomy 



of, 493, 504 

 Scbizaster fragilis, 206 

 Scbizopoda, 294 

 Scolex of tape-worms, 114 



trematode worms, 108 

 Scolopeudra gigautea, 338 



heros, 338 

 Scolopendrella, 344 

 Scomber scombrus, 456 

 Scypbopbori, 449 

 Seal, 614 

 Sea-anemone, 74 

 Sea-cow, 595 

 Sea-cucumber, anatomy of, 210 



apodous, 215 



pedate, 215, 217 

 Sea-fan corals, 86 

 Sea-borse, 443 

 Sea-lion, 614 

 Sea-pen, 86 

 Sea-squirts, 386 

 Sea-worms, 169 

 Selacbe maxima, 420 

 Selacbians, 414 

 Semotilus rbotbeus, 453 

 Semuopithecus, 621 

 Sense, organs of, 640 

 Serolis Gaudicbaudi, 286 

 Sertularia, 61 

 Sewellel, 585 



Sexual coloration in fishes, 444 

 Shad, 450, 451 



gizzard, 443 

 Shagreen, 415 



Shark, basking, 420 



hammer beaded, 421 



mackerel, 419 



Port Jackson, 416 



thresher, 420 

 Sharks, 414 

 Sheep, varieties of, 609 

 Sheep, musk, 610 

 Sheep hydatid, 118 

 Shells, fossil, 270 

 Ship worm, 250, 254 

 Shovvt'l, 585 

 Shrew, 587 

 Shrike, 555 

 Shrimp, 292, 294 

 Sida, 279 

 Simise, 619 

 Sipbonaptera, 355 

 Sipbonophora, 68, 72 

 Siphouops, 482 

 Sipbydora ecbinoides, 47 

 Sipunculus, 159 

 Siredon, 479 

 Sirenia, 595, 629 

 Siren lacertina, 478 

 Sivatherium, 605 

 Skates, 421 



development of, 419 

 Skull, brachycepbalic, 627 



dolicocephalic, 627 

 Slug, 245 

 Smelt, 452 

 Smolt, 452 

 Smynthurus, 344 

 Snail, 245 

 Snake, hooded, 499 



striped, anatomy of, 498 

 Snakes, 496 



protective coloration of 

 497 



viviparous, 497 

 Snipe, 545 

 Snow-flea, 344 

 Solaster endeca, 115 



