IV 



LIST OF GENERA AND SPECIES. 



IN PAET III (1S9S). 



PAGE 



105 

 106 

 108 

 109 

 110 

 110 

 111 

 112 

 118 



114 

 116 

 116 

 117 

 117 

 US 

 119 

 119 

 121 

 122 

 122 



Genus 13, continued — PAGE 



9. Dithyrocaria orbicularis, Portloch . 168 



10. — tricornis, Scouler . 170 



IN PART IV (1899). 



11. Dithyrocaris Belli, II. Woodward 



12. — 



13. 

 14. 

 15. 

 10. 



18. Dithyrocaris 



19. — 



20. — 



21. — 



lateralis, 31' Coy 



Dunnii, J. and W. 



Neilsoni, I. and W. 



sp. 



sp. 



17. Rliachura (Dithyrocaris?) 



veuosa, ScudderX.i: 



carbonaria, Mee/c/J. 



and Worthen 



Kochi, Ludifig 



breviaculeata, 



Ludwif) 



Kayseri, J. M. 



Clarke 

 ) 

 Genus 14. — Chjenocaris, J. and W. 



1. Cbsenocaris tenuistriata {BICoy) . 



2. — Toungii, J. and W. 

 Genus 15. — Calyptocaris, J. and W. 



1. Calyptocaris striata {H. Woodward) 



2. — ? Ricbteriana, /. and W. 

 Genus 16. — Mesotbyra, Hall 



1. Mesotbyra Neptuni, Hall 



2. — oceani, Hall and Clarke 

 Genus 17. — Ptychocaris, Novdh . 



1. Ptychocaris Jascbei (Romer) 

 Genus 18. — Lebescontia, Jones and Wood- 



icard . 



1. Lebescontia ienigmatica, J. and W. 



2. — occulta, J. and W. 

 Genus 19. — Hibbertia, Jones and Woodward 



1. Hibbertia orbicularis, J. and W. 





177 



184 

 186 

 187 

 1S7 

 188 



188 



190 



191 



191 



192 



17S 

 178 

 181 

 182 

 1S2 

 183 

 192 

 192 

 193 

 193 

 193 



199 

 199 

 203 



205 



