| 01. boreostemma (11 Letters) | 02. borhyaena (9 Letters) | 03. borofagínidos (13 Letters) |
| 04. borophagus (10 Letters) | 05. brachymeles (11 Letters) | 06. brachylophus (12 Letters) |
| 07. baraguatherium (14 Letters) | 08. barberaphitecus (15 Letters) | 09. barbourofélidos (15 Letters) |
| 10. basiliscus (10 Letters) | 11. bavayia (7 Letters) | 12. bitis (5 Letters) |
| 13. baesodactylus (13 Letters) | 14. boaedon (7 Letters) | 15. boiga (5 Letters) |
| 16. borikenophis (12 Letters) | 17. bothrochilus (12 Letters) | 18. bothrops (8 Letters) |
| 19. brachylophus (12 Letters) | 20. brachymeles (11 Letters) | 21. brachyorrhos (12 Letters) |
| 22. brachyurophis (13 Letters) | 23. bichotita (9 Letters) | 24. bicho (5 Letters) |
| 25. bichote (7 Letters) | 26. bichota (7 Letters) | 27. bichotita (9 Letters) |
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| 28. bicha (5 Letters) | 29. biosbardos (10 Letters) | 30. billullo (8 Letters) |
| 31. billo (5 Letters) | 32. batazo de sacrificio (20 Letters) | 33. bricoleur (9 Letters) |
| 34. bunbuku chagama (15 Letters) | 35. briología (9 Letters) | 36. bbva (4 Letters) |
| 37. blazares (8 Letters) | 38. billo (5 Letters) | 39. billullo (8 Letters) |
| 40. bailarines (10 Letters) | 41. blazares (8 Letters) | 42. bacaladillas (12 Letters) |
| 43. bordón (6 Letters) | 44. bototo (6 Letters) | 45. botuto (6 Letters) |
| 46. botrops (7 Letters) | 47. bocín (5 Letters) | 48. batraquita (10 Letters) |
| 49. bifora (6 Letters) | 50. bronte (6 Letters) | 51. bacova (6 Letters) |
| 52. bacopa (6 Letters) | 53. barrancorrio (12 Letters) | 54. barrete (7 Letters) |
| 55. batraquita (10 Letters) | 56. bifora (6 Letters) | 57. bijago (6 Letters) |
| 58. bijugo (6 Letters) | 59. bisarma (7 Letters) | 60. bocín (5 Letters) |
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