642 



Index. 



Mfinania siuricula, 542. 

 M;irg;xrit:i arctica, 125. 

 JIargiimliiia Bacliei, 350. 

 Megistocrinus, 221. 



— ^ Kvaiij;!, 234. 



Whitei, 271. 



Melampii miiiut;), 163. 



monile, 166. 



ovulum, 169. 



Melampea, 26, 156. 



Mehunpus, 156. 



biJentatus. 26, 156, 157, 160, 



171,172.' 



biplicatiis, 157. 



• — borealis, 160, 171, 173, 174, 



175. 



• cinsulatus, 161, 171, 172. 



coffea, 102, 163. 



coU'eus, 28, 163, 171. 



cniiilormis, 163. 



Cornells, 157. 



(lenticLilatu?, 171, 173. 



fiavus, 106. 



l-'loridianus, 165, 172. 



I'u^ca, 163. 



Jaumei, 157. 



liiieatus, 157. 



miniita, 163. 



— ir.iniitus, 166. 



niunile, 166. 



— iiionilis, 167. 



obliquus, 167, 168, 172. 



olivaceus, 26, 27. 



ptisillus. 168, 169, 172. 



. Kedfieldi, 171. 



— torosa, 167. 



turritus, 174. 



Melosira granulata, 332, 346. 



sulcata, 346, 349, 350. 



■Menompliis, 71. 

 l^Ierista, 221. 

 Mesodon, 152. 



helicinurn, 52. 



■ leucodon, 54. 



maculatuin, 152. 



Mesomphix, 152. 

 Mespilocrinus, 222, 497. 



— scitulus, 321. 



Microcentrum, 446. 



affiliatum, 447. 



— ■ ret i nerve, 446. 



— ^ thoraciciini, 447. 



Microscopical Organisms from the Para 



River, 329. 

 Jlodiolopsis, 221. 

 Miirchisonia, 221. 

 Myalina, 221. 

 Myology of the Chimpanzee, 352. 



Navicula, 3S8. 



bacillum, 335, 347. 



Baltica, 347. 



Navicula firma, 347. 

 formosa, 349. 



gastrum, 335. 



lineolata, 335, 347. 



Lyni, 347, 349. 



liliicentuia, 335. 



septenaria, 334, 347. 



serians, 335. 



viridis, 347. 



Nemobius, 429. 



exiguus, 429. 



fasciatus, 4-30. 



vittatus, 430. 



Neptunus pelagicus, 580, 581. 

 Nereis cornicuiata, 404. 

 prolitera, 404. 



Newberry, Dr. J. S. Description of the 

 Fossil Plants collected by Mr. George 

 Gibbs, 506. 



Nitschia Brightwellii, 344. 



linearis, 345, 347. 



mesolepta, 345, 347. 



oblonga, 344, 347. 



punctata, 344. 347. 



Norton, E. On the Hymeuoptera of the 

 Genus AUantus, .36. 



Notes on New Species of Microscopical 

 Organisms, chiefly from the Para 

 River, South America, 329. 



Nucleospira, 221. 



Barrisii, 219, 227. 



Nucula, 221. 



Observations upon the Geology and 

 Paleontology of Burlington, Iowa, 

 and its vicinity, 209. 



Odomphium, 152. 



Odostomia corticaria, 146. 



Cubensis, 175, 176. 



Odotropis, 152. 



OLcanthus, 431. 



cylindricus, 431. 



fasciatus, 432. 



niveus, 431. 



punctulatus, 432. 



(Edipoda, 467. 



icqualis, 470. 



Carolina, 468. 



costalis, 473. 



discoidea, 469. 



eucerata, 472. 



lati|)ennis, 471. 



maritinia, 472. 



marmorata, 472. 



nebulosa, 473. 



obliterata, 468. 



l)ellui-ida, 472. 



phoenicoptera, 468. 



rugosa, 469. 



sordida, 473. 



sulphurea, 470. 



verruculata, 471. 



