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FOSSIL BRACHIOPODA 



Palaeozoic 



Mesozoic 



^0 ECARDINES 



Lingulidae Lingula . 



Obolidae 



Discinidae 

 Craniidae 

 Trimerellidae 



Lingulella . 

 bolus . 

 Obolella . 

 Kutorgina . 

 Linnarssonia 

 Trematis . 

 Siphonotreta 

 Acrotreta . 

 Discina . . 

 Crania . . 

 Trimerella . 

 Dinobolus . 



Testicardines 



Productidae 

 Strophomenidae 



Koninckinidae 

 Spiriferidae 



Atrypidae 

 Rhynchonellidae 



Terebratulidae 



Argiopidae 



Stringocephalidae 

 Thecidiidae 



Productus . 

 Chonetes . 

 Strophalosia 

 Orthis . . 

 Skenidium , 

 Clitambonites 

 Strophomena 

 Stropheodonta 

 Leptaena . 

 Orthothetes 

 Davidsonia 

 Koninckina 

 Koniiickella 

 Spirifera . 

 Spiriferina . 

 Cyrtia . . 

 Syringothyris 

 Uncites . . 

 Athyris . . 

 Merista . . 

 Retzia . . 

 A try pa . . 

 Dayia . . 

 Coelospira . 

 Rhynchonella 

 Stenochisma 

 Stricklandia 

 Conchidium 

 Terebratula 

 Terebratulina 

 Waldheimia 

 Terebratella 

 Kingena . 

 Magas . . 

 Centronella 

 Argiope . . 

 Cistella . . 

 Stringocephalus 

 Thecidium . 

 Oldhamina 



