1923 



IXDEX 



67 



Pages & Plates 



subovale cccxxrv 



subrotundum cccxix 



subsulcatum cccx 



sulcatus cccxciii 



superstes cdxxii 



— hemera . . 35, 37, 39, 40 



Supra-Coralline Beds 8 



Suspensites . . . . 48, 53, cccxlvi 



suspensus . . . . cccxlvi 



Sutherland, sequence in 40, 41, 43, 44 

 Sutherlandiceras . . 41, 48, cccxx 



albisaxeum 

 suture-lines, importance of 



49-51. 53. 55 

 S\\indon . . s3. 34. 35. 46, 58 



— Clay 26 



— , Lower Cemetery Beds . . 26 

 — . sequence at . . 28, 29, 46 



S>Tnon Beds, Mexico 33 



Teloceras 49, cccl 



labrum 

 tenuilobatus hemera . . 34, 45 



Terms, Chronologico-Stratigraphical 



7—13 



Thame Sands 26, 27 



Thysanoceras . . . . 49, cccxci 



cornucopia 

 Tiddington (Oxon) . . 3^, 36, 37 



Tidemoor Point Beds 41 



Titanites . . . . 16, 17, 30, 48 



— hemera 26 



Tithonian 7, 17, 24 



Tmetokephalites 4S, 54, ccclxxiii 



bathytmetus 



tmetolobus cdxvi 



Toarcian Stage 12 



tolype CDVi 



Toricelliceras . 4S, ccxcii, cccx, 



cccxviii, cccxix 



runcinatum, subrotundum, 

 subsulcatum, toricellii 



toricellii ccxcn 



Toricellites . . . . 4^', cccxxxvi 



approximatus 



Tragophylloceras 49 



Transversarius Beds (zone) 25, 45 



tricophorum ccxci 



tricostulatus cccLxv 



trifurcatus ccclx 



Trilobiticeras . . . . 49, ccLxxvii 



platygaster 

 Trinisphinctes . . 48, cccxxxii 



trinus cccxxxii 



trophon cccxxv 



Trophonites . . . . 30, 48, cccxxv, 



CCCXLIIX, CCCLXXXV 



imperator, pseudogigas, trophon 



Trophonites hemera 26 



Trowbridge Beds 41 



tula ccLxix 



Tulitan Age . . . . 11, 19, 20, 48 

 Tulites 48, ccLxviii, cclxix, cclxx 



cadus, subcontractus, tula 

 Tulophorites 48, ccclxviii, ccclxix 



praeclarus, tulotus 



tulotUS CCCLXIX 



Tutchericeras 49 



Uppat Sandstones 41 



Pages t^ Plates 

 uralensis hemera . . . . 35, 38, 43 



vaschaldi cccxxi 



ventrale cclxxxviii 



Vermisphinctes . . . . 48, ccclxvi 

 reparator 



vemoni cccxxxiii 



Vertebriceras 48 



Vertumniceratan Age . . . . 9, 48 



verus cccxxxiv 



Vesulian Stage 10 



Victoriceras 49 



Virgatal Epoch . . 16, 26, 33-44 



— , chronology' of . . 25, 26 



Virgatitan Age 7. 17 



Virgatites 44, 45 



Virgatites, ribbing of . . . . 16, 17 



— Beds, Russia . . . . 17,33 

 Virgatosphinctes 17 



— ribbing of 16 



Virgulian Stage 7 



Volgian Stage 7- 17. 33 



Waagenia, Argiles a 45 



Warren Farm Clay . . . . 33. 36 



Wealden Beds 6 



Wegener's theory 23 



Weissermeliceras 48 



Westbur\' Iron-ore 37 



Wester Gart\-, sequence at . . 42 



— — Beds 40 



— — Boulder Bed . . 34. 35 



Weymouth Clays 41 



Wheatley (Oxon), sequence at 28, 37 

 Wheatley Sands 26, 28, 29, 37, 46 



— Shales 36 



Wheatle}-ites . . 28, 37, 4a, ccclxv, 



CCCLXXXIII, CCCLXXXIV 



opulentus, reductus, tricostulatus 

 Wheatle\-ites hemera . . . . 26, 46 

 White Septarian Band . . . . 38 

 Witchellia 49, cdx 



patefactor 

 Witchellia lae\-iuscu!a . . . . cdx 



Witchett Beds . . 16, 26, 29, 30 



Woodside Clays 37 



Wootton Bassett . . . . 35, 40, 58 



wrighti CDXV 



Wurtemberg . . 21, 25, 30, 31, 33, 34 



— sequence 45 



Xeinophylloceras 49 



Yeovil Sands 12 



yo hemera 34, 44 



zigzag hemera 50 



Zigzagiceras .. 17, 48, 53, ccc, ccci, 



cccxxxv 

 crassizigzag, moorei, rhabdouchus 



Zigzagiceras sp cccii 



Zigzagiceras pollubrum hemera.. 18 

 Zigzagiceratan Age 



II, 17, 19, 20, 48, 50 



Zigzagites 48, ccci 



imitator 



zugium 38, cccLXxxix 



Zugokosmokeras . . . . 41, 48, ^S, 



CCCLXXXIX, CDXIX 



interpositum, zugium 



Zugophontes 49, cccxLi 



zugophorus CCCXLI 



