BIBLIOGRAPHY OF PALAEOZOIC CRUSTACEA. 73 



mented, sides smooth. 20, Cryptonymus. 21, Ogygia. Pygidium with 

 distinct segments on the axis and sides. 22, Odontopleura. 23, Cono- 

 > < ]>halu$. 24, Gerastos. 25, Calymene. 26, Homalonotus. 



III. Eyes reticulated, a Front lobed. 27, Asaphus. 28, Acaste. b 

 Front not lobed. 29, Phacops. 



IV. Eyes missing. ^Irgres. 



V. Anthes. 



The author places Olenus scar ab&oides Wahl. and O-.forficula bars, under 

 this new genus. 



Dr. Goldfuss gives brief descriptions of the following species : 



1. Agnostus pisiformis Linne, A. spiniger His., A. Icavigatus His., A. 

 tuberculatus Klod., A. gigas Klod., A. granum Schlot. 



2. Ampyx nasutus Dalm., A. mammillatus Sars., A. restrains Sars., A. 

 j>achyrrhinusD&lm., A. incertus Belong. 



3. Cryptolithus granulatus Dalm., C. tessellatus Green., C. caractaci 

 Murch., C. Jimbriatus Murch., C. radiatus Murch., C. lloydii Murch., C. 

 rxdus Murch., C. euapkoide* Murch., C. bronnii S. & B., C. bigsbyi Green., 

 C. concintricus Eaton, C. gracilis Murch. C. ivilkensii Miinst., C. ellipticus 

 Miinst., C. lewis Miinst. , C. nilssonii Miinst. 



4. Arges armatus Gold., A. bimucronatus Murch., A. quadrimucronatus 

 Murch., A. radiatus Gold. tab. 4, fig. 1. 



5. Anthes Gold. (Olenus Dalm.) A. scrabceoides Wahl., A.forficula Sars. 



6. Olenus gibbosus Dalm., O. acuminatus Emm.. 0. attenuatitS Boeck, 0. 

 latiis Boeck, O. rugosus Boeck, O. triarthrus Harlau, 0. arcuatus Harlan. 



7. Zethus uniplicatus Pand., ^. verrucosus Pand. 



8. Otarion dijfractum Zenk. . 0. squarrosum Zenk. 



9. Paradoxides tessini Brong., P. longicaudatus Zenk., P. pyramidalis 

 Zenk., P. latus Zenk., P. spinulosus Wahl., P. boltoni Green, P. harlani 

 Green, P. actinurus Dalm., P. spinosus Boeck. 



10. Amphion frontilobus Pand., A. odontocephala Green. 



11. Harpes macrocephalus Gold., H. speciosus Miinst. 



12. Bronteus alutaceus tab. 6, fig. 1, B. granulatus Gold. tab. 6, fig. 2, 

 B.fiabellifer Gold. tab. 6, fig. 3, B. intermedius Gold. tab. 6, fig. 4, B. scaber 

 Gold., tab. 6, fig. 5, B. canaliculatus Gold. tab. 6, fig. 6, P. signatus Phill., 

 B. costatus Miinst. 



13. Ellipsocephalus ambiguus Zenk. 



14. Ceraurus pleurexanthemus Green, C. acicularis S. & B., C. lyra S. 

 it B. 



15. Nilens armadillo Dalm., ^V\ chiton Pand., N. depressus S. & B., JV. 

 Ijlomerinus Dalm. 



16. Bumastus barriensis Murch., B. franconicus Miinst., B. planus 

 Miiust. 



17. Dipleura dekayi Green. 



18. Symphysvrus laviceps Dalm., S. palpebrosus Dalm., S. Icevis Boeck, 

 S. intermedius Boeck, S. oblongatus Boeck, S. brevkaudus Deslong. 



