Pit 



304 



Pittenweem (Fife), section to Anstruther 



in Calcif. Sandst. Series descr., xxxvi. 



560. 

 Pittosporum sp., xv. 56. 

 Pixton Park (Somerset), section to N. 



Hill, xxiii. 590. 

 Placentia Bay (Newfoundland), lead, 



copper, & other ores of, xxx. 729. 

 Placer-diggings in Caratal goldfield, xxv. 



339. 

 Placoccenia, gen. char, of, xlii. 136. 

 Placocyathus Barretti, sp. now, xix. 428, 



437, 513 & pi. xvi. ; xx. 22. 



costatus, sp. nov., xx. 24 & pi. ii. 



Moorei, sp. nov., xxi. 10 & pi. ii. 



variabilis, sp. nov., xx. 22 & pi. ii. ; 



varr. 1-4, xx. 23, 24 & pi. ii. 

 Placodermata, family defined, xvi. 



127. 

 Placodus Meyeri, molar dentit. comp. w. 



that in Platypodosaurus, xxxvi. 423 & 



pi. xvii. 

 Placoparia cambriensis, sp. nov., xxxi. 



186 & pi. ix. 



Zippei, ix. 159 & pi. vii. 



Placopsilina cenomana, xxxix. 27 & 



pi. iii. 

 Placosaurus rugosus, xiv. p. c. 

 PlacotrocJms, range & aff. of, xxvi. 309. 

 alveolus, sp. nov., xix. 438, 513 & 



pi. xvi. 



costatus. sp. nov., xxi. 9 & pi. i. 



deltoideus, xxvi. 300 & pi . xx. 



elongatus, xxvi. 300 & pi. xx. 



Lonsdalei, sp. nov., xix. 428 & pi. xv.; 



xxiv. 17. 



Saiclcinsi, sp. nov., xxiv. 18 & pi. ii. 



Placuna Pupertina, sp. nov., xxxix. 496 



& pi. xv. 

 sagittalis, sp. nov., xxxix. 497 & 



pi. xv. 

 Placunopsis alpina, xvii. 500 & pi. xvi. 

 imbricata, sp. nov., xxiii. 154 & 



pi. viii. 



semi striata, xxxix. 497. 



subjurensis, sp. nov., xxiii. 155 & 



pi. ix. 

 undulata, sp. nov., xxiii. 155 & pi. 



ix. 

 Plagiaulax, gen. char, of, xiii. 272, xiv. 



p. lxxxvii ; disputed aff. of, xviii. 348- 



369 figs. ; dentit. of, xviii. 351 et seqq. 

 • Pecklesii, gen. & sp. nov., xiii. 261- 



282 figs. ; xviii. 366, 367 figs. 

 minor, sp. nov., xiii. 261-282 figs., 



xiv. p. lxxxviii ; xviii. 367 figs. 

 Plagioclase fr. Volpersdorf gabbro, cross- 

 banding in, xxxi. 483 & pi. xxiv.; fr. 



Cleveland basalt, banding in, xxxi. 485 



& pi. xxiv. ; optical char, of, xxxi. 



484 ; plag. in Japan, pyrox.-andesites, xl. 



431 w. chem. anal. ; in pluton. rocks of 



GarabalHill & Meall Breac, xlviii. 110; 



crystal \v. core of schillerized material, 



xlvii. 182 fig. ; phenocrysts of, xlviii. 



504. See also Felspars. 

 Plagioclase-basalts fr. Japan, xl. 449 w. 



chem. anal. 



Plagioclinal struct, of Archaean ridges, 

 xxxviii. 123. 



Plagiolophus, ancestor of Equus, xxvi. 

 p. Ii. 



Plaister Cove (Cape Breton), gypsum of, 

 v. 335-339; Lr. Coal Measures of, xv. 

 64. 



' Plaister pits ' (funnel-holes in g}T)sum), 

 v. 337 figs. 



Planispirina obscura, sp. nov., 1. 693 & 

 pi. xxxiv. 



Planitz (Saxony), spherulit. pitchstone of, 

 xlii. 183 & pi. ix. 



'Plank' (calcar. sandst.), xvi. 116. 



' Planking ' in Gr. Oolite, iv. 186. 



Planorbis cornucopia, sp. nov., xiv. 148 & 

 pi. x. 



■ mendipensis, sp. nov., xxiii. 548 & 



pi. xv. 



obesus, sp. nov., xiv. 148 & pi. x. 



Spratti, sp. nov., i. 163 fig. 



Planorbulina farcta, xl. 770 & pi. xxxiv. 



Saidingeri, xl. 770 & pi. xxxiv. 



Plant, Jas., Upper Keuper Sandst. (incl. 

 in New Bed Marls) & its Foss. at 

 Leicester, xii. 369-373 w. sections. 



Plant, Jno., Discov. of Primordial Foss. 

 in Lingula-Fhgs nr. Tyddyngwladis 

 Silver-Lead Mine [abs.], xxii. 505- 

 506. 



, obituary of, 1. Proc. 52. 



Plant, N.. obituary of, xxxii. Proc. 88. 



Plants, *distrib. of, i. 566, v. pp. xl-xliii, 

 xiii. (Part 2) 28 ; do. in relat. to land- 

 areas, xlvi. Proc. 80 et seqq. ; laws of 

 devel. of, iii. 64; *foss., found on Upper 

 Bhone, iv. (Part 2) 64-66 ; *in salt -rock 

 of Wieliczka, vi. (Part 2) 32 ; *in amber, 

 x. (Part 2) 1-4, xxxix. Proc. 66 ; (?) seeds 

 of, in Ludlow bone-bed, ix. 9, 12 figs. ; fr. 

 Shetland Is., ix. 49-51 ; Eoc, of Corfe, 

 ix. 53 ; do. fr. Beading, x. 163 ; increase 

 of recorded spp., x. p. lvi ; Carb., rate 

 of growth of, xxii. 141 ; in fissures 

 at Ightham, 1. 181. See also Plant- 

 remains. 



Plant - bearing series of India, age & 

 correl. of, xxxi. 519-542 & pi. xxv 

 (map) ; pl.-b. Oolites of Scarborough, 

 xix. 519, xx. 74-82 &pls. viii.-xi. 



Plant-beds nr. Ulverston, xviii. 274-277 

 figs., xix. 19-31 figs. ; of Bockv Biver, 

 xxvi. 2, 261, 263 & pi. xviii. ; of Bally- 

 palidy, chem. anal, of rock, xxvi. 

 161; Lr. Eoc, of basaltic format, of 

 Ulster, xii. 82-92, xli. 94 et seqq. : do. 

 of Ardtun & Carsaig, xliii. 270-300 figs. 

 & pis. xiii.-xvi. 



Plant-remains fr. Keuper of Pendock, xi. 

 451 ; at Bovey Tracey, xi. 566; fr. O. B. S. 

 of Caithness, xiv. 72-78 & pi. v., xv. 

 406-409 figs.; in Karoo Beds, xii. 237 ; 

 *in Leitha Limest., etc., xiii. (Part 2) 

 25 ; fr. Madeira, xv. 50-59, xxxviii. 

 280; fr. Devon, of Canada, xv. 477-487 

 figs. ; in Ballaarat goldfield, xiv. 539, 

 xv. 497 ; in Trias of Malaga, xv. 592; 

 Palaeoz., Triass., etc., xv. p. xxxvii. 



