No. 41 - Aerieel
Lhusu Mines - appears from time to time out of a sudden.
No. 42 - Anubys
Sochen Cave Palace - spawns in a hidden chamber behind the Pilgrim's Door (details in: "Sochen Cave Palace")
No. 43 - Barmuu
Tomb of Raithwall - create a chain from Seekers there. It should appear near the Way Stones.
No. 44 - Vishno
Pharos at Ridorana - First Ascent. Create chain from Brainpans and Deidars and then run to the 48 floor.
No. 45 - Etherian
Cerobi Steppe - defeat everything in that area.
No. 46 - Melt
Henne Mines - switch the lever there. May appear instead of jellies.
No. 47 - Cubus
Sochen Cave Palace - Kill everything in the area. If he didn't appear leave the area and re-enter.
No. 48 - Pineapple
Ogir-Yensa Sandsea - appears form time to time.
No. 49 - Bombshell
Lhusu Mines II - to get here you need "Site 11 Key", which you get after the fight with "Antlion (rank V)". Appears from time to time.
No. 50 - Megabomb
Nam-Yensa Sandsea - create a chain from about 20 Urutan-Yensa. Most often it appears in one of these places.
No. 51 - Matriarch Bomb
Stilshrine of Miriam - you'll get there through the hidden corridor before the hall with Mateus (details in "Stilshrine of Miriam").
No. 52 - Ripe Rampager
Dalmasca Estersand - chain some wolves and go there.
No. 53 - Kill Bug
Ozmone Plains - it look like a giant, metal treasure chest. Easily recognized.
No. 54 - Minibug
Barheim Passage II - You need the key to Barheim Passage to get here (details in "Backdoor"). Appears randomly.
No. 55 - Ithuno
Barheim Passage II - You need the key to Barheim Passage to get here (details in "Backdoor"). Appears randomly as a silver treasure chest.
No. 56 - Kris
Tchita Uplands - appears among other Malboro Overkings. If he's not there try killing some of them.
No. 57 - Dheed
Mosphoran Highwaste (Shrines must be working) - appears from time to time just before the entrance to the area with Exodus.
No. 58 - Aeros
Ozmone Plains - starts spawning after you have killed No. 4 - Bull Croc.
No. 59 - Terror Tyrant
Dalmasca Estersand - replaces randomly one of the Wild Saurians there.
No. 60 - Abelisk
Ridorana Cataract - appears from time to time
No. 61 - Dustia
Dalmasca Westersand - appears when HP level of one party member is critical.
No. 62 - Ishteen
Barheim Passage II - You need the key to Barheim Passage to get here (details in "Backdoor"). Appears out of a sudden.
No. 63 - Vorres
Necrohol of Nabudis - may appear here when you're fighting with Dark Elements.
No. 64 - Negalmuur
Stilshrine of Miriam - defeat everything in the area, exit and re-enter and if he's not there take a trip around the whole temple. He may be here when you're back.
No. 65 - Larva Eater
Great Crystal II - Larva Eater appears near one of the Way Stones here. Go to one of them and kill more then 20 Necrophobes there. He should appear, if not run to another Way Stone and repeat the cycle.
No. 66 - Arioch
Nabreus Deadlands - it should appear after you have taken care of everything in this area.
No. 67 - Fideliant
Dalmasca Westersand - appears randomly.
No. 68 - Crystal Knight
Great Crystal II - Activate the Sagittarius device and it should appear in the area with Way Stone No. XX
No. 69 - Grave Lord
Golmore Jungle - kill mobs here till skeletons start appears. Create a chain from them and go to the middle area. The Grave Lord should appear there
No. 70 - Zombie Lord
Tomb of Raithwall - appears from time to time among other zombies
No. 71 - Drowned
Garamsythe Waterway II - you have to have the Sluice Gate key (see "White Mousse (rank V)" in "Ordinary hunt notices"). Close sluices No. 3 and 11 and defeat every monster on the marked area. As soon as it appears it starts running toward you.
No. 72 - Velelu
Nabreus Deadlands - appears when at least one of your characters is critically wounded.
No. 73 - Disma
Lhusu Mines II - you need the Site 11 key to get there. Appear from time to time. The best probability of it appearing is just after the fight with Gilgamesh.
No. 74 - Ancbolder
Paramina Rift - kill everything moving down there, leave and re-enter. It should be there, often along with Anchagiem.
No. 75 - Wendice
Sochen Cave Palace - create a chain from Wendigos and Strikers. I should appear in the middle of that cross.
No. 76 - Anchag
Paramina Rift - kill everything moving down there, leave and re-enter. It should be there, often along with Ancbolderem.
No. 77 - Bluesang
Cerobi Steppe - Appears randomly.
No. 78 - Avenger
Pharos at Ridorana - Second Ascent, 63 floor. Appears randomly.
No. 79 - Alteci
Zertinan Caverns - create a chain from Malicants there. It should appear a short while later.
No. 80 - Urutan Exile
Ogir-Yensa Sandsea - kill over 100 Urutans there without leaving the area and it should appear there.