LV. Implement perfected by use (Museum number 178853) 257 LVI. Perfected implement found in use (Museum number 178854) 259 Figure 1. Nomenclatural map of Seriland 16 2. Gateway to Seriland—gorge of Rio Bacuache 27 3. Tinaja Anita 29 4. Beyond Encinas desert—the saguesa 33 5. Embarking on Bahia Kunkaak in la lancha _Anita_ 48 6. Anterior and left lateral aspect of Seri cranium 142 7. Snake-skin belt 170 8. Dried flower necklace 171 9. Seed necklace 172 10. Nut pendants 172 11. Shell beads 172 12. Wooden beads 172 13. Necklace of wooden beads 173 14. Rattlesnake necklace 174 15. Seri olla ring 184 16. Water-bearer’s yoke 184 17. Symbolic mortuary olla 185 18. Symbolic mortuary dish 185 19. Shell-cup 186 20. Turtle-harpoon 187 21. Fish-spearhead 193 22. African archery posture 202 23. Desiccated pork 205 24. Seri basket 208 25. Scatophagic supplies 213 26. Seri marlinspikes 217 27. The balsa afloat 218 28. Seri balsa as seen by _Narragansett_ party 219 29. Seri hairbrush 226 30. Seri cradle 226 31. Hair spindle 227 32. Human-hair cord 228 33. Horsehair cord 228 34. Mesquite-fiber rope 229 35. Bone awl 230 36. Wooden awls 230 37. Seri arrowheads 246 38. Diagrammatic outline of industrial development 253 39. Mortuary olla 289