718 



IHDEX. 



Saururse, 537, 557 



Saw fisb, 421 



Saw fly, 360 



Saxicava, 230 



Scalpellum, 273 



Scaphiopus, 484 



Scapliirhyncbops platyrhynchus, 



427 

 Scaphopoda, 237, 252 

 Sceleporiis undulatus, anatomy 



of, 493, 504 

 Scliizaster fnigilis, 124 

 Schizopoda, 294 

 Scolex of tape worms, 156 



trematode worms. 150 

 Scolopendra gisantea, 388 



heros, 338 

 Scolopendrella, 344 

 Scomber scombrus, 456 

 Scypbopbori, 449 

 Seal, 614 

 Sea-anemone, 74 

 Sea-cow, 595 



Sea-cucumber, anatomy of, 128 

 apodous, 133 

 pedate, 133, 135 

 Sea-fan corals, 86 

 Sea-borse, 443 

 Sea-lion, 614 

 Sea-pen, 86 

 Sea-squirts, 196 

 Sea-worms, 231 

 Selacbe maximn, 420 

 Selacbians, 414 

 Semotilus rliolbeus, 4.')3 

 Semnopitbecus, 621 

 Sense, organs of, 640 

 Serolis Gaudicbaudi, 286 

 Sertularia. 61 

 Sewellel, 585 



Sexual coloration in fishes, 444 

 Sliad, 450, 451 



gizzard, 448 

 Sbagreen, 415 



Shark, basking, 420 



hammer headed, 421 



mackerel, 419 



Port Jackson, 416 



thresher, 420 

 Sharks, 414 

 Sheep, varieties of, 609 

 Slieep, musk, 610 

 Sheep hydatid. 160 

 Shells, fossil, 270 

 Sliip worm, 250, 254 

 Showt'l, 585 

 Sbrew. 587 

 Slirike, 555 

 Shrimp. 292, 294 

 Sida, 279 

 Simise, 619 

 Siphonaptera, 355 

 Sipbonophora. 68, 72 

 Sipbonops. 482 

 Siphydora ecbinoides, 47 

 Sipunculus. 221, ;24 

 Siredon, 479 

 Sirenia. 595, 629 

 Siren lacertiiia. 478 

 Sivatberium, 605 

 Skates. 421 



development of, 419 

 Skull, bracbycephalic, 627 



(lolicocephalic, 627 

 Slug, 245 

 Smelt, 452 

 Smolt, 452 

 Smynlburus, 344 

 Snail, 245 

 Snake, hooded, 499 



striped, anatomy of. 49S 

 Snakes. 496 



protective coloration of. 

 497 



viviparous, 497 

 Snipe, 545 

 Snow-flea, 344 

 Solaster endeca, 115 



