INDEX 



619 



Lithodes, 70. 



iiiaia, spines in, 56. 

 lizards, horns in male, Darwin, 59. 



position of, in defence, 54. 

 lobster, development of tail in, 83. 

 locust, common, spiniform stipules of, 

 75. 

 honey, compound thorns on, 68. 



spiniform branches of, 75. 

 thorns of, 10. 

 Loganellus, 142, 145. 

 Lonchodomus, 138, 220. 

 lophophore in recent Brachiopoda, 274. 

 Lothelicr, M., disappearance of spines 



on barberry, 74. 

 Lucanus ca-vus, horns in, 60. 

 damn, horns in, 60. 

 titanus, horns in, 60. 

 Lucas, F. A., change in fore limb of 



hoactzin, 84. 

 Lucifer, beginnings of metastoma in, 

 192. 

 nanplius of, 164. 

 Lydekker, R., simple antlers of young 

 deer and elk, 24. 

 antlers of red deer, 17. 

 Lyopomata, Owen, 242. 

 Lyra, 306, 308. 

 Lyttonia, 245. 



M 



Macandrevia, 231, 246, 297, 299, 300, 

 301, 306, 308, 411. 

 cranium, 297, 300, 409. 



adtUt characters of loop in, 



295. 

 brachial supports in, Friele, 



Deslongchamps, 406. 

 development of loop in, Friele, 

 Deslongchamps, 292. 

 disappearance of connecting bands 



and septum in, 306. 

 ismeniform stage of, 300. 

 loop in, 292. 



mtihlfeldtiform stage in, 301. 

 spinose spires in, 260. 

 stages of growth in, 299. 

 McCoy, F., classification of trilobites, 



111. 

 Machaerium, stipules converted into 

 thorns in, Schenck, 89. 



Madreporaria Perforata, non-tabulate 



protocorallum for, 427. 

 magadiform stage, 292. 

 Magas, 246, 288, 301, 303, 306, 308. 

 Magasella, 288, 296, 303, 308. 

 Cumingi, 294, 296, 301, 302. 



hinge-plates and muscular ful- 

 cra in, 305. 

 deltidial plates in, 395. 

 magaselliform stage, 292. 

 Magellania, 231, 246, 284, 288, 293, 294, 

 295, 296, 297, 299, 300, 308. 

 cirri in, 291. 

 coiled arm in, 276. 

 disappearance of connecting bands 



and septum in, 306. 

 flavescens, absence of deltidial plates 

 in young, 262. 



adult characters of loop in, 295. 

 beak of, 263. 



deltidial plates in, 262, 263. 

 development of, 294. 

 extensions of mantle in, 263. 

 gwyniform stage in young, 



294. 

 umbonal portion of, 262. 

 kerguelenensis, adult characters of 

 loop in, 295. 



lophophore in, 280. 

 lenticularis, adult characters of loop 

 in, 295. 



development of, 294. 

 pedicle in, 235. 



-opening iu, 242. 

 plectolophus stage in, 284. 

 stages of growth in, 299. 

 tentacles in, 275. 



in young stages of, 275. 

 of taxolophus in, 277. 

 trocholophus stage in, 278. 

 venosa, 297. 



adult characters of loop in, 295. 

 brachial supports in, Fischer 



and GEhlert, 406. 

 development of loop in, 293, 

 294. 

 ( Waldheimia) septigera, 297. 



well-developed cardinal process 



in, 296. 

 Wyvillii, adult characters of 

 loop in, 295. 

 magellauiform stage, 292. 



