BIBLIOGRAPHY OF PALAEOZOIC CRJJSTACEA. 11 



Phctton planicauda, P. latens. Bronteus elongates, B. brongniarli. Odonto- 

 cephalus subterarmata. 



EtageG: Harpes d'orbignyanus. Cheiruru* minutus. Phacops hoe.ning- 

 hausii. 



Ueber das Hypostoma und Epistoma, zwei 



analoge aber verschiedene Organe der Trilobiten. 



In Neues Jahrbuch fiir Mineral., 1847, p. 385, pi. 8. 



1849. The author illustrates the hypostomae of Phacops socialis, P. 

 breviceps, also that of Cheirurus insignia. 



The generic term Dione is herein modified to that of Dionide, p. 391. 



Sao hirsuta Barrande, ein Bruchstiick aus dem 



" Syst^me silurien du centre de la Boheme." 



In Neues Jahrbuch fiir Mineral., 1849, p. 385, pi. 7. 



Note on Trilobites. 



In Ber. Mittheil. Freunde Naturw., Wien, vol.4, 1849, p. 353. 



Noticed by J. W. Salter. 



In Quart. Jour. Geol. Soc. London, vol. 5, 1849, pt. 2, p. 34. 



Deiphon forbesii, neuer Trilobit aus Bohmen. 



In Ber. Mittheil. Freunde Naturw.,. Wien, vol. 5, 1850, p. 6. 



Versuch einer Klassification der Trilobiten. 



In Neues Jahrbuch fiir Mineral, 1850, p. 769. 



SystSme silurien du centre de la Boheme. 1* 



partie. Recherches paleontologiques. Prague et Paris, 

 1852. 



Vol. 1. Text, Crustaces, Trilobites, and descriptions of the following 

 new genera: 



Arionelltts n. g. Arethusina (generic term changed from that of Arethus 

 to A rethusina) . Dione (generic term changed from Dione to Dionide). 

 /Eglina n. g. Cromus n. g. Telephus n. g. Harpes ungula JSternb., H. 

 vittatus Barr., H. venulosus Cord., H. montagnei Cord., H. reticulatus 

 Cord., H. crassifrons Barr., H. d'orbignyanus Barr. Remopleurides ra- 

 dians Barr. Paradoxides bohemicus Boeck.. P. sacheri Barr., P. spinosus 

 Boeck, P. rotundatus Barr., P.inflatus Cord., P. imperialis Barr., P. or- 

 phanns Barr., P. pussillus Barr., P. rugulosus Cord., P. desideratus Barr. 

 Hydrocephalus carens Barr., H. salnrnoides Barr. Sao hirsuta Barr. 

 Arionellus ceticephalus Barr. Ellipsocephalus hoffi Schlott, E. germari 

 Barr. Conocephalites sulzeri Schlott, C. coronatus Barr., C. striatus Emm., 

 C. emmrichi, Barr. 



Proetus, Section 1 with 9 segments: Pretus sculptus Barr. 



Section 2 with 10 segments: Proetus ryckholti Barr., P.frontalis Cord., 



