242 DE. C. T. TEECHMANIN' 02f [vol. Ixxiii,. 



Pig. 4. HoJcomiia limseformis, gen. et sp. noY. Carnic ; Otamita, Hokonui 

 Hills. Eight valve. Natural size. Trechmann Coll. (P. 204.) 



Figs, h a &u oh. HoJcomda cf. rotundata, sp. nov. Carnic ; Mytilus-prohlema- 

 ticus Bed, ISTngget Point, Otago. a = left valve ; h = anterior 

 portion of beak-region of the same specimen. Natural size. 

 Trechmann Coll. (P. 205.) 



Fig. 6. Halohia zitteli Lindstrom, var. zealandica nov. Carnic ; Mount 

 Heslington, Nelson. Eight valve. Two-thirds of the natural size. 

 Trechmann Coll. (P. 197.) 



7. Daonella indica Bittner. Ladino-Carnic ; Caroline Cutting, Hoko- 



nui Hills. Portion of a large right valve. Natural size. 

 Trechmann Coll. (P. 196.) 



8. Mrjtilus (?) prohlem.aticiis Zittel. Carnic; Eighty -Eight Valley, near 



Nelson. Left valve of a small specimen. Natural size. Trech- 

 mann Coll. (P. 201.) 

 Figs. 9 a & 9 b. Mytilus f?J mirahilis, sp. nov. Carnic ; Mytilus-prohlematicus 

 Bed, Eighty-Eight Valley, near Nelson. Eight valve : a = an- 

 terior ; 6 = posterior view. Half of the natural size. Trechmann 

 Coll. (P. 202.) 



Plate XXI. 



Fig. 1. Halohia zitteli Lindstrom, var. zealandica nov. Carnic ; Otamita 

 Hokonui Hills. Seven-eighths of the natural size. Eight valve 

 Trechmann Coll. (P. 197.) 



2. Ditto. Same locality. Seven-eighths of the natural size. Left valve, 



Trechmann Coll. (P. 197.) 



3. Halohia liochstetteri Mojsisovics. Carnic ; Mount Heslington, Nel 



son. Natural size. Eight valve. Trechmann Coll. (P. 199.) 



4. Halohia cf. anstriaca Mojsisovics. Carnic ; Otamita, Hokonui 



Hills. Seven-eighths of the natural size. Eight valve. Trech 

 mann Coll. (P. 200.) 



5. Daonella indica Bittner. Ladino-Carnic ; Caroline Cutting, Hokonui 



Hills. Seven-eighths of the natural size. Trechmann Coll. (P. 196.) 



6. PleuropJwrns zealandicus,sp.iioY. Carnic; Otamita, Hokonui Hills 



Somewhat reduced. Left valve. Marshall Coll. (P. 212.) 



7. Cardioniorpha f?) nuggetensis, sp. nov. Carnic ; Nugget Point 



Otago. Somewhat reduced. Trechmann Coll. (P. 189.) 



8. Anodonto^ohora edmondiiformis, sp. nov. Carnic ; Otamita, Hokonui 



Hills. Somewhat reduced. Left valve. Trechmann Coll. (P. 208.) 



9. Anodontopliora ovalis, sp. nov. Carnic ; Otamita, Hokoniii Hills 



Somewhat rediiced. Trechmann Coll. (P. 208.) 



10. Anodontopliora angulata, sp. nov. Carnic ; Otamita, Hokonui Hills 



Somewhat reduced. Trechmann Coll. (P. 208.) 



11. Palceocardita qiiadrata, sp. nov. Carnic ; Nugget Point, Otago 



Natural size. Left valve. Trechmann Coll. (P. 212.) 



12. Macrodon cf. cvrionii Bittner. Carnic; Otamita, Hokonui Hills 



Natural size. Left valve. Trechmann Coll. (P. 191.) 



13. Macrodon sp. Carnic ; Mount Heslington, Nelson. Natiu-al size 



Gutta-percha squeeze. Interior of right valve. N.Z. Geol. Surv 

 Coll. (P. 191.) 



14. Pseudoplacunopsis placentoides, s];). nor. Carnic; Otamita, Hokonui 



Hills. Natui-al size. Attached valve. Trechmann Coll. (P. 209.) 



15. Ditto. Carnic ; Otamita, Hokomii Hills. Natural size. Upper valve.- 



Trechmann Coll. (P. 209.) 



16. Lima (LimatulaJ cf. pticlileri Bittner. Carnic; Mount Heslington, 



Nelson. Natural size. Gutta-percha squeeze. Left valve. Trech- 

 mann Coll. (P. 206.) 



17. Megalodon glohularis, sp. nov. Carnic; north side of entrance of 



Wairoa Gorge, Nelson. Natural size. Gutta-percha squeeze.- 

 Trechmann CoU. (P. 209.) 



