604 



INDEX. 



Leptogorgia media. 389, 391, 550, 560, 564, 

 565. 



Peruana, 405, 566. 



platyclados, 406, 566. 



pulchra, 549, 561, 564. 



pumila, 396, 561. 



ramulus. 394, 391, 399, 552, 561, 565. 



rigida, 401, 404, 552, 561, 564, 565. 



rutil'i, 392, 561, 565. 



sanguiuea. 406. 



stenobrochis, 393, 403, 561, 565. 



tenuis, 551, 561, 564. 



viminalis, 381. 



virgularia, 406. 

 Leptosynapta, 325. 



hydriformis, 346. 



Pourtalesii, 346. 



tenuis, 325. 



veriucosa, 325. 

 Linckia, 285, 348, 577. 



bifascialis, 287, 328, 372, 594. 



Columbiie, 332, 344. 



Guildingii, 344. 367. 



ornithopus, 344, 367. 



unifascialis. 285, 312, 328, 329, 330, 

 332. 333, 344, 372, 594. 

 Liosoma arenicola, 327. 



Sitchfensis. 325. 

 Lissothuria, 322. 



ornata, 322. 331, 346. 

 List of Echinoderms from 



Sitcha, 324. 



Piiget Sound and along the coast to 

 Cape Mendocino, Cal., 325 



between Cape Mendocino and San Di- 

 ego, Cal, 326. 



Margarita Bay and Cape St. Lucas. 327. 



Acapulco, Mazatlan, and the Gulf of 

 California, 328. 



the west coast of Central America 

 and the Bay of Panama. 329. 



the west coast of Ecuador and the 

 southern part of New Grenada, 332. 



Zorritos, Peru, 383. 



the Galapago Islands, 333. 



the coast of Peru, at Paita and south- 

 ward, 334. 



the coast of Chili. 335. 



the southern extremity of South Amer- 

 ica and the neighboring Islands, 336. 

 List of Polyps of 



Arctic Province, 559. 



Californian Province, 560. 



Chilian Province, 556. 



Sitchian Province, 559. 



Oregonian Province, 559. 



Panamian Province, 560. 



Peruvian Province, 566. 

 List of Polyps collected at 



Corinto and Gulf of Nicoya by J. A. 

 McNiel. 565. 



Guaymas by Dr. E. Palmer, 564. 



La Paz by Capt. J. Pedersen, 564. 



Lithodendron, 507. 

 Litigorgia, 387, 385. 



Adamsii, 391, 



Agassizii, 388. 



arbuscula, 406. 



Californica, 398. 



cuspidata, 403. 



diffusa, 397. 



Englemanni, var.. 394. 



eximia, 390. 



levis, 398. 



flexilis, 400. 



Flora?, 387. 



fucosa, 404. 



media, 389. 



Peruana, 405. 



platyclados, 406. 



pumila, 396. 



ramulus, 394. 



rigida, 401. 



rosea, 406. 



rutila, 392. 



sanguinea, 406, 



stenobrochis, 393. 

 Lobnphora, 349. 

 Lobo|isnmmia. 506. 

 Lobularia rubiforme, 459. 

 Loomis, Elias, notices of Auroras, extracted 

 from the meteorological journal of Rev. 

 Ezra Stiles, 155 

 Loomis, Elias, and H. A. Newton, on the 

 mean Temperature, and on the fluctua- 

 tions of Temperature, at New Haven, 

 Conn., 194. 

 Lophactis, 463. 



ornata, 464, 562. 

 Lophogorgia, 384, 385, 386, 887. 



alba,' 398. 



aurantiaca, 410. 



palma, 403. 



Panamensis, 394, 396. 

 Lophoseridft, 542. 

 Lophosermae, 542. 

 Lophosei'is, 543. 

 Lovenia, 329, 346, 348, 595. 

 Loxechinus. 348. 



albus, 324, 335. 



purpuratus, 327, 337. 

 Luidia, 271, 348. 



alternata. 343. 



Bellona?, 293, 332, 334, 343. 



brevispina, 593, 594. 



clathrata, 271, 343. 



Columbia, 343. 



Macgravii, 343. 



tessellata, 271, 330, 343. 

 Lytechinus, 302. 



Atlanticus, 303, 344. 



excavatus, 344. 



roseus, 302, 328, 329, 331, 333, 344, 

 583. 



semituberculatus. 301, 333. 



variegatus, 344, 369. 



