Here is the info I've found so far on the additional gear available in each zone, I have added it to the loot tables.

Dynamis - Bastok

Oneiros Rope - Zo'Pha Forgesoul (E-8 )
Oneiros Harp - Va'Zhe Pummelsong (F-5, near markets)
Oneiros Pebble - Bu'Bho Truesteel (J-7, bottom level)
Mujin Obi - Ra'Gho Darkfount (D-7, near Zeruhn Mines)
Oneiros Axe - Arch Gu'Dha Effigy (H-10, near South Gustaberg)
Oneiros Annulet - Arch Gu'Dha Effigy (H-10, near South Gustaberg)

Dynamis - San d'Oria

Oneiros Cappa - Steelshank Kratzvatz (I-11, chocobo stables)
Oneiros Sash - Bladeburner Rokgevok (L-10, near East Ronfaure)
Oneiros Belt - Bloodfist Voshgrosh (F-10, near West Ronfaure)
??? - Spellspear Djokvukk (B-6)
Oneiros Lance - Arch Overlord's Tombstone (I-7)
Oneiros Cest - Arch Overlord's Tombstone (I-7)


Dynamis - Windurst

Oneiros Torque - Tee Zaksa the Ceaseless (H-7, Heavens Tower)
Mujin Band - Naa Yixo the Stillrage (G-3, House of Heroes)
Oneiros Ring - Xuu Bhoqa the Enigma (E-7)
Oneiros Earring - Fuu Tzapo the Blessed (E-5, near Yoran-Oran)
Mujin Necklace - Arch Tzee Xicu Idol (J-14, near Woods)
Mujin Tanto - Arch Tzee Xicu Idol (J-14, near Woods)


Dynamis - Jeuno

Mujin Stud - Wilywox Tenderpalm (H-5)
Mujin Mantle - Quicktrix Hexhands (near Grand Duke)
Oneiros Tathlum - Feralox Honeylips (G-6)
Oneiros Pearl - Scourquix Scaleskin (I-6)
Oneiros Knife - Arch Goblin Golem (near Upper Jeuno)
Oneiros Grip - Arch Goblin Golem (near Upper Jeuno)

Dynamis - Beaucedine

Ryuga Sune-ate - Taquede (G-9, NE of tower)
Khthonios Mask - Pignonpausard (H-7)
Khthonios Gloves - Hitaume (G-8 )
Khthonios Helm - Cavanneche (F-7, Nue's tower)
Avesta Bangles - Arch Angra Mainyu (near Fei'Yin)
??? - Arch Angra Mainyu (near Fei'Yin)


Dynamis - Xarcabard

Demonry Ring - Baron Avnas (I-5)
Demonry Sash - Duke Haures (J-7)
Demonry Core - Marquis Caim (J-6)
Demonry Stone - Count Haagenti (F-7)
Archon Cape - Arch Dynamis Lord (E-8, near Zvahl)
Archon Ring - Arch Dynamis Lord (E-8, near Zvahl)
Sagasinger - Arch Dynamis Lord (E-8, near Zvahl)