THE BRITISH FOSSIL BRACHIOPODA. 



395 



TABLE OF THE CLISTENTERATA, 





















Showing the approximate number of British Species in each formation, not 



>. 



3 

 o 



_o 





= 



45 



C3 



■ 



including named varieties. 

 With a British example of each genus. 



■■fi 



1 



S 



| 







 ,5 



'3 







3 





H 



O 



»-5 



a 



ft 



d 







i» 





Terebratula, Klein. — T. biplicata 



2 



22 



59 





1 



4 



3 





Dielasma, King. — T. elongata 





Terebratulina, d'Orb. — T. caput-serpentis.. 



2 



5 



3? 















Terebratella, d'Orb. — T. Menardi 





8 



4 















Trigonosemus, d'Orb. — T. elegans 





2 

















Terebrirostra, d'Orb. — T. h/ra 





1 

 12 



42 









2 



2 



' j 



Waldheimia, King. — W . ornithocephala .. 





Genera and species 

 with loops 



Magas, Sow. — If. pumilus 





2 















Kingina, Dav. — K. lima 





2 















Argiope, Des. — A. megatrema 



i 



1 



1 















Cist el fa, Gray. — C. cistellula 



1 



1 











1 





? Meganthyris, Suess. — M. Vicaryi 





Zellania, Moore. — Z. Davidsoni 







*6 









1 





Stringocephalus, Def. — St. Burtini 





Rensselceria, Billings. — R. stringiceps 















2 







Centronella, Billings. — C. virgo 















1 







Thecidium, Def. — Th. Moorei 





2 



14 





2 



25 

 1 



18 

 1 



5 





' Spirifera, Sow . — Sp. striata 





Reticularia, M'Coy. — R. lineata 







Spiriferina, A'Ovb.—Sp. Waleotti 







16 





"2 



6 



1 



? 





Syringothyris, Wincbell. — S. cuspidata 













4 









Cyrtia, Dalman. — C. exporrecta 















1 



1 





Cyrtina, Dav. — C. heteroclita 













3 



4 







Athyris, M'Coy. — A. planosulcata 











1 



in 



10 



1 





Whitfieldia, Dav. — W. tumida 

















1 





Merista, Suess. — M. scalprum 















1 



? 





Bifida, Sow. — B. lepida 















2 





Genera and species 

 with spiral appendages 



Uncites, Def. — U. gryphus 















1 



1 





Kayseria, Dav. — K. lens 







Nucleospira, Hall. — N. pisum 

















2 





Glassia, Dav. — G. obovata 















1 



3 



1 



Zygospira, Hall. — Z. anticostiensis 







? Meristella, Hall. — (Uncertain) 

















5? 





Retzia, King. — R. radialis 













4 



1 



1 



2 

 1 



Meristina, Hall. — M. didyma 





Dayia, Dav. — D. navicula 







Atrypa, Dalman. — D. reticularis 















7 



7 





Koninckella, Chalmas. — K. liasiana 







3 















. Davidsonia, Bouchard. — D. Verneuilii... .. 















1 





Triplesia, Hall. — T. insularis 

















8? 



Eichwaldia, Hall. — E. Capewelli 

















1 



Leptocaslia, Hall. — L. hemisphcerica 

















1 



Streptis,Dnv. — S. Grayi 

















1 



Porambonites, Pander. — P.intercedens 

















1 



( Rhynchonella, Fischer.— It. psittacea 



( Rhynchopora, King. — R. Youngii 





23 



65 







17 



26 



34 













1 







Camarophoria, King. — C. Schlotheimi 











"3 



7 



2 





( Pentamerus, Sow. — P. Knightii 



( Stricklandinia, Billings. — St. lirata 















2 



7 

















3 



f Orthis, Dalman. — 0. elegantula 



\ Skenidiuni, Hall . — Sk. Lewisii 













4 



12 



58 















1 



3 



? Orthisina, d'Orb. — 0. adscendens 

















1 



\ Strophomena, Raf. — St. rhomboidalis 













1 



S 



31 



j Streptorhijnchus, King. — St.pelargonatus 











1 



2 



5 



1 



V Leptcena, Sow. — L. transversalis 







4? 









5 



11 



f Productus, Sow. — P. semireticulatus 











2 



38 



3 





J Strophalosia, King. — St. Goldfussi 











3 









J Chonetes, Fischer. — C. Laguissiana 











1 



13 



4 



3 



yAulaeorhynchus, Dittmar. — A. Davidsoni , 













1 







52 



