FOSSILS DESCRIBED AND EIGUKED. 



IX 



Name of Species. 



Formation. 



Locality. 



Page 



Bactronetta australis, sp. nov. 

 PI. iv, figs. 12-19 , 



Calcispongi^e. 

 i» Eocene 



I 



J 



f Victoria (Aus- 

 \ tralia) 



\m 



parvida, sp. nov, PL v. 



Plectroninia Halli, gen. et sp. 

 nov. PI. iii, figs. 1-83 & 

 PI. iv, figs. 1-11 



1 60-61 

 1 51-59 



Tetrocalia pezica, gen. et sp. 

 nov. PI. iv, figs. 20-29 ... 



^ 62-63 



Climacograptus extremus, sp 

 nov. Text-figs. 22 a & 22 b. 



parvulus, sp. nov. Text- 

 figs. 20a & 206 



Cyrtograptus Carruthersi.Text- 

 fig.21 



Linnarssoni. PL xxiv, 



fig. 3a 



Lundgreni. PL xxiv, 



figs. 1 a & 1 b & text-fig. 24 



Murchisoni. PL xxiv 



GrRAPTOLITOIDEA. 



Rhayader Pale 

 Shales 



rigidus. PL xxiv, figs 



2a-2c & text-fig. 23 



symrnetricus, sp. nov. PI, 



xxiv, figs. 4 a & 4 b 



Diplograptus magnus, sp. nov, 

 Text-figs. 21 a-2\ d 



modestus 



Monograptus bohemicus. PL 

 xxv, figs. 27 a-21 b & text- 

 fig. 25 



chimcBra. PL xxv, figs. 



18a-18tZ 



var. Salweyi. PL 



xxv, figs. 19 a-19 b & text- 

 fig. 18 



var. a, nov. PL 



xxv, fig. 20 



colonus. PL xxv, figs. 



10 «-10 d & text-fig. 14 ... 



var. compactus nov. 



PL xxv. fig. 12 



var. ludensis. PL 



xxv, fig. 11 



eomis, sp. nov. PL xxv, 



figs. 8a-8b & text-fig. 12... 



crinitus, sp. nov. PL 



xxv, figs. 26a-26 6 & text- 

 fig- 23 



dubius. PL xxv, figs. 1 a- 



\b & text-fig. 9 \J 



Dyffryn Flags.. 



► Wenlock Shales 



J Gwastaden 

 Series .., 



1 



J Rhayader 



I district i 



f Welsh Border 

 1 land 



Rhayader 

 district 



)■ Various 



)■ Lower Ludlow . 



I Llanfair (Mont 



I gomeiy) 



1 Ludlow 



J district 



Long Moun- 

 tain 



Various 



134-35 



131-32 



408-409 



413 



! 410, 413 



413 



! 409-10 



i 



^ 410-11 



132-34 

 135 



( 



483-84 

 471-72 



472-73 

 473-74 

 463-65 

 466-67 

 465-66 

 459-60 



480-81 

 454-55 



