276 



ME. S. S. BUCKilAN OJf [vol. Ixxiii, 



Table IX. — Geo&eaphical DisTEiBTJTioif. 



Faunal Horizons. 



Areas. 



itl 



Yeovilian. 



Age of 



Dumortieriaiis 



aud 



Grammoceratids. 



WniTBIAN.^ 



Age of 



Dactyloids 



and 



Havpoceratids. 



DOMEETAX. 



Age of 

 Anialtlieids. 

 See p. 260. 



HwicciA^-. 



Age ot 



Liparoceratidye. 



See p. 263. 



Wessexian. 



Age of 



Polymorphidse. 



See p. 266. 



Raasatax. 



Age of 

 Derocevatidse 



and 



Ecliiocevatidae. 



See p. 267. 



r9. 



4. 

 3. 

 2. 

 1. 



fll. 

 I 10. 



< 



o. 

 4. 

 3. 

 2. 



L 1. 



^7. 



4. 

 3. 

 2 



rio. 



9. 



8. 

 7. 



< 4. 



I 3. 



I 2. 



I 1. 



moorei 



CaUdloceras ^ 



Dv,mortieria 



Sammatoceras ^ 



dispansum 



struckmanni 



pedicuni 



eseri ^ 



st7'iatuluin 



variabilis 



lilli 



bratmianum 



Jibulatum 



C mid. bifrons fauiir 

 subcarinata <. FrerhieLla subcari- 



(, nata^ 



pseudovatum 



fa Iciferum 



exaratum^ 



te>iuicostatum 



acutum 



Harpoceratoid 



spinatum 



l(svis 



gihbosa 



algocianum 



acanthoides^ 



boscense ^ 



fieldingi ^ 



Oistoceras 



' henleyi ' ' 



davoei 



(3rd Capricorn) 



(2nd Capricorn) 



latcecosta (1st Capricorn) 



Beaniceras 



carinatiun 



cheltiense 



valdani 



ibex 



ellipticitm 



bronni 



Flatijplenroceras 



trivialis 



jamesoni 



pettos 



peregrinuvi 



Ph ricodoceras 



lecTcenbyi 



aplaiiatum 



macdonnellii 



raricostatoides 



hispinigerum 



subplanicosta fdensinodtimj 



Ist JEchioceras 



X 



X I X 



X X 



X X 

 X 

 X 



X X 



X X 



X 

 X 

 X 



ptiy 



