83 



Seriola falcata, iii. 6. 



lalandi, iii. 6. 



picturata, ii. 183. 



rivoliana, iii. 6. 



Serpents, observations upon pelagic, ii. 303-313. 



, " turbinal " bone of, vi. 502. 



Serranus analogue, vi. 383, 385, 410. 



anthias, ii. 173. 



cahrilla, ii. 173, 182, 200. 



coronatus, vi. 385. 



couchii, ii. 174. 



creolus, vi. 385, 409. 



Jimhriatus, ii. 173. 



fuscus, ii. 173. 



marginatus, ii. 173. 



rasor, iii. 73. 



rufus, ii. 174. 



sellieauda, vi. 385, 409. 



striatus, vi. 385. 



undulosus, vi. 385. 



Sertularella gayi, viii. 469-471, 474, 480. 



polyzonias, viii. 469-471, 474. 



robusta, viii. 471. 



ahietina, viii. 470, 



Sesia affinw, vs.. 520. 



alternata, ix. 521. 



axillaris, ix. 519, 521. 



hombgliformis, ix. 518, 520. 



cimbiciformis, ix. 521. 



cunninghami, ix. 522. 



diffinis, ix. 519. 



' f adits, ix. 530. 



fuciformiSfVa. 518, 520. 



fnseicaudis, ix. 522. 



grotei, ix. 521 . 



Tiylas, ix. 522. 



infernalis, ix. 517. 



milesiformis, ix. 518. 



pelasgus, ix. 521. 



radians, ix. 518, 520. 



riijicaudis, ix. 521. 



saundersii, ix. 520. 



stellatarum, ix. 524. 



tantalus, ix. 530. 



tJietis, ix. 519. 



thysbe, ix. 521. 



whitelyi, ix. 519. 



Shark, pectoral type of limb of, x. 474. 



Sharks and Skates, on the structure and develop- 

 ment of the skull in, x. 189-234. 



Short^snouted Porpoise, vi. 24. 



Sicyases fasciatus, vi. 390. 



sanguineus, x. 469. 



Sicydium plumieri, vi. 389. 



SigalioH busJcii, ix. 390, 391, 394. 



mathilda:, ix. 390, 408. 



Sigalionida;, ix. 390-392, 405-414. 



Sillago acuta, ii. 308. 



Silpha japonica,i. 94. 



melanaria, i. 94. 



Silurus ascita, ii. 370. 



boalis, ii. 368. 



fasciatus, ii. 372. 



glanis, ii. 368. 



^oio,ii.367,368. 



Simia, appendicular skeleton of, vi. 175-218. 



abelii, ii. 168, 170 ; iii. 418. 



morio, ii. 168, 169, 170, 171, 172; iii. 384, 385, 



388. 



satyrus, ii. 165, 169, 170 ; iii. 418 : v. 254, 276. 



, osteology of, i. 343-379. 



sabaa, v. 273. 



troglodytes, v. 254, 277. 



, osteology of, i. 343-379. 



wurmbii, ii. 165, 166, 168, 170, 171, 172; iii. 



384. 

 Siren lacertina, i. 215, 216, 219. 

 Sirenia, vi. 87, 110. 

 Sitta europa-a, x. 251, 312, 314. 



, skull of, X. 284. 



Sittella, sp. ? skull of, x. 262, 311, 312. 



Skate and Dog-fish, the skulls of the, as compared 



with each other, x. 225. 

 , the Thornback, embryos of, x. 221 ; skull of, 



X. 222. 

 Skate's skull, on the structure and development of 



the, X. 213. 

 Skylark, skuU of the, x. 276. 

 Sloth, observations on the neck of the three-toed, i. 



113-116. 

 Slow Loris. See Nyctieebus tardigradus. 

 Smaris angustattcs, ii. 178. 



insidiator, ii. 178. 



royeri, ii. 178. 



