Aus 



24 



xvi. (Part 2) 16, 36, xix. (Part 2) 16 ; 



progr. of Geol. Surv., xii. p. lxxxvi, xxiv. 



pp. xli et seqq. ; *distrib. of Inzersdorf or 



Congerian strata in, & sections of same 



descr., xvi. (Part 2) 21-32 ; (Lr.), ♦coal- 

 deposits in Alpine regions of, xxi. (Part 2) 



4; # Upper Tertiarv echinoidea of, xxv. 



(Part 2) 15. 

 Austwick (Yorks), viii. 52 ; perched blocks 



on Norber Brow nr., xlii. 530 fig., 536 



fig. 

 Austwick Beck (Yorks), Stockdale Sbales 



in, xliv. 706. 

 Auvergne, lava-currents in, ii. 75-80; 



♦palseont. of, iii. (Part 2) 61-69. 

 Auvers (Oise), Eoc. at, xiii. 110. 

 Auxerre (Burgundy), list of Neocom. foss. 



fr., iii. 327 ; map of Yonne valley S. of, 



xxxvii._534. 

 Avantipur (Kashmir), alluvium, etc. at, xv. 



227. 

 Avebury (Wilts), chem. anal, of sarsen- 



stone fr., xxiii. 113. 

 Aveiro (Portugal), Silur. rocks nr., v. 149 ; 



section to Coimbra, vi. 144. 

 Aveline, W. T. (& A. Ramsay), Struct. 



of Parts of N. & S. Wales jabs.], iv. 294- 



297 

 (& J. W. Salter), 'Caradoc 



Sandstone' of Shropshire, x. 62-73 w. 



section. 

 , Murchison Medal awarded to, 



1. Proc. 35. 

 Avellana pulcJiella, sp. nov., xxx. 355, 



356 & pi. xxv. 

 Aves, evidence of aff. w. dinosauria, xxvi. 



12-31 figs. ; aff. w. Ornithoscelida, 



xxvi. 37; forms intermed. betw. rep- 



tilia and, xxx. 8-15; Brit. Cret., xxxii. 



496-512 & pis. xxvi.-xxvii. ; see also 



Birds. 

 Avesnes (Hainaut), *Devon. of, xiv. (Part 



2)23. 

 Avicula cediligensis, sp. nov., xxxi. 229 & 



pi. xii. 

 cequalis, sp. nov., xxvi. 247 & 



pi. xi. 



alata, sp. nov., xxviii. 342 & pi. xx. 



Barklyi, sp. nov., xxvi. 245 & 



pi. xi. 



JBoydii, iv. 171. 



braamburiensis, xxvi. 247 &pl. xi. 



contorta, zone of, xvi. 376-389, xvii. 



483-516 & pis. xv -xvi (foss.) ; sp. 



descr., xvii. 499 & pi. xv. ; *extent & 



organic contents of zone, xx. (Part 2) 



28-31 ; do. nr. Belfast, xx. 104 ; in 



W. & Central Somerset, xx. 398 et 



seqq. 



contorta-beds, relat. of, xxi. p. lxii ; 



nr. Pyle, xxii. 70 ; nr. Bridgend, xxii. 

 71, 77 ; absence fr. Sutton Series, xxii. 

 78 ; # Jules Martin's work on, xxii. 

 p. Ixvi ; in Somerset & S. Wales, xxiii. 

 460 et seqq. 



contorta-beds at Gainsborough, 



xxxviii. 452 ; at Barnston, xxxviii. 453 ; 



at Stanton-on-t he- Wolds, xxxviii. 454 ; 



in Britain generally, xxxviii. Proc. 



138 ; in Tyrol, xlix. 4. 

 Avicula corbiensis, sp. nov., xxvi. 246 & 



pi. xi. 

 depressa, sp. nov., i. 247 & pi. viii 



[3]. 



dorsetensis, sp. nov., xxxi. 230. 



echinata-shales of Yorks coast,xxxviii. 



Proc. 86. 

 ephemera, sp. nov., i. 247 & pi. viii 



[3]. 



grypliceoides, xxxi. 298. 



Hendersoni, sp. nov., xxxiv. 11 & 



P 1 - *■ 



hughendenensis , sp. nov., xxviii. 346 



& pi. xxv. 



incequivalvis at Speeton, xlv. 615. 



Icevis, sp. nov., xxxiii. 399 & pi. 



xvi. 

 lanceolata, sp. nov., i. 247 & pi. viii 



[3] 



(?) lithuana, xiv. 141. 



naviformis, iv. 172. 



nuda, sp. nov., xxiii. 540 & pi. xvii. 



nummulina, sp. nov., xxxi. 230 & 



pi. xii. 



olisiponensis, sp. nov., vi. 178 & 



pi. xviii. 

 ovalis, var. obliqua, nov., xxxiii. 399 



& pi. xiv. 

 pteropemoides, sp. nov., xxxiii. 398 



& pi. xvi. 



■ quadrula, iv. 172. 



recta, xxxvi. 585. 



reflecta, sp. nov., xxvi. 246 & pi. xii. 



Sande?-si, sp. nov., xxiv. 206. 



simplex, sp. nov., xxvi. 247 & 



pi. xi. 

 simulata (sp. nov. ?), xiii. 86 & 



pi. ii. 



solitaria, sp. nov., xvii. 499 & 



pi. xv. 



Struclcmanni, xxxiii. 399 & pi. xvi. 



substriata, sp. nov., xxvi. 247 & 



pi. xi. 

 umboyialis, sp. nov., xxvi. 246 & 



pi. xii. 



vellicata, sp. nov., xxxi. 230. 



spp. (Lias), xiv. 30; (? Jurass.), xxvi. 



247; (Budleigh Salterton), xxx. 47 & 



pi. vi. 

 Avicularia, zooecial, shape & function of, 



xxxix. 424, 425; sp. & gen. value of, xli. 



280, 281. 

 Aviculopecten (?) imbricatus, sp. nov., 



xxviii. 327 & pi. xiv. 



(?) limceformis, xxviii. 326 & 



pi. xiv. 



multiradiatus, sp. nov., xxviii. 327 



& pi. xiii. 



■ Tromelini, sp. nov., xxx. 47 & 



pi. v. 



sp. (Wardie Shales), xxxiv. 11. 



Avisford Bridge (Sussex), section inland- 

 pit, xv. 216 ; A. Dell, section across, 

 xv. 217. 



