PLATE XXIX. 



1. Notholca scapha . 

 la. 



16. . 



2. Notholca thalassia 

 2. . 

 26. . 

 2c. ,, 

 2& . 



3. Notholca acuininata , 

 3a. . 



4. Anursea aculeata . 

 4a. 



46. " . ' ' 



5. Anursea brevispina 

 5a. ,, 



6. Anursea hypelasma 

 Ga. . . 

 66. . . 



7. Anursea cochlearis 



la. . . 



76. . 



8. Anursea serrulata 

 Sa. 

 86. 



9. Anuraea curvicornis 

 9a. . 



10. Anursea tecta 



10a. . . 



106. . . 



11. Eretmia cubeutes 

 lla. . 



12. Eretmia pentathrix 



dorsal view, extended . 



dorsal view, retracted . 



transverse section 



dorsal view .... 



lorica, dorsal view 



lorica, side view 



lorica, pectoral edge 



trophi ..... 



dorsal view .... 



side view .... 



dorsal view .... 



side view .... 



mastax and trophi 



dorsal view .... 



side view .... 



dorsal view .... 



ventral view, with eggs attached 



transverse section . 



dorsal view .... 



side view .... 



rear view .... 



dorsal view .... 



lorica, dorsal view 



lorica, side view . 



lorica, dorsal view 



lorica, side view . 



dorsal view .... 



lorica, side view . 



rear view .... 



lorica, dorsal view 



16rica, side view . 



lorica, dorsal view 



G 



G 



G 



G 



G 



G 



G 



G 



G 



G 



G 



G 



G 



G 



G 



G 



G 



G 



G 



G 



G 



G 



G 



G 



G 



G 



G 



G 



G 



G 



G 



G 



