PLATE 26 
All specimens coated and magnified x 31.5 
Fics. 1-2. Ligonodina osborni sp. nov. 
ta. Outer lateral view of holotype X 212. 1b. Posterior view of holotype X 212. tc. Inner 
lateral view of holotype X 212. 2a. Outer lateral view of paratype X 213. 2b. Posterior 
view of paratype X 213. 2c. Inner lateral view of paratype X 213. 
Fic. 3. Ligonodina sp. A 
3a. Inner lateral view of specimen X 217. 3b. Oral view of specimen X 217. 3c. Aboral view 
of specimen X 217. 
Fics. 4-6. Ligonodina beata nom. nov. 
4. Inner lateral view of specimen X 203. 5a. Inner lateral view of specimen X 201. 5b. Oral 
view of specimen X 201. 5c. Aboral view of specimen X 201. 6a. Inner lateral view of 
specimen X 202. 6b. Aboral view of specimen X 202. 
Fic. 7. Ligonodina ? sp. 
Inner lateral view of specimen X 218. 
Fics. 8-11. Ligonodina magnilaterina sp. nov. 
8a. Inner lateral view of paratype X 210. 8b. Outer lateral view of paratype X 210. ga. 
Outer lateral view of paratype X 208. 9b. Inner lateral view of paratype X 208. toa. Inner 
lateral view of paratype X 209. t1ob. Outer lateral view of paratype X 209. tI1a. Outer 
lateral view of holotype X 211. 11b. Inner lateral view of holotype X 211. 
Fic. 12. Ligonodina ? sp. 
a. Aboral view of specimen X 219. b. Inner lateral view of specimen X 219. 
Fics. 13, 14, 16. Ligonodina roundyi Hass 
13a. Inner lateral view of specimen X 216. 13b. Posterior view of specimen X 216. 13¢. 
Aboral view of specimen X 216. 14a. Postero-lateral view of specimen X 214. 14b. Posterior 
view of specimen X 214. 16a. Posterior view of specimen X 215. 16b. Inner lateral view of 
specimen X 215. 16c. Aboral view of specimen X 215. 
Fics. 15, 17-19. Ligonodina levis Branson & Mehl 
15a. Inner lateral view of specimen X 207. 15b. Outer lateral view of specimen X 207. 
17a. Inner lateral view of specimen X 206. 17b. Outer lateral view of specimen X 206. 
18a. Outer lateral view of specimen X 205. 18b. Inner lateral view of specimen X 205. 
tga. Inner lateral view of specimen X 204. t1g9b. Outer lateral view of specimen X 204. 
