The Sundered Frontier Timeline

Representative of your hometown
These should be done in tandem with the main questline
 * 1) [80] Establishing a Basecamp
 * 2) [80] Scouting the Possibilities
 * 3) [82] Let the Adventure Begin!

Starts the main adventure questline
 * 1) [78] Skills of Deduction


 * 1) [78] What a Strange Place
 * 2) [78] A Rat's Chance
 * 3) [79] Everything has a Beginning
 * 4) [79] Knowledge Through Experimentation
 * 5) [81] A Letter of Summons
 * 6) *''The following quest is not directly offered by Ghalib, instead it is started by examining Strange Looking Bones (item) in your inventory after completing Completing the Reporting Chain
 * 7) [80] Strange Looking Bones
 * 8) *''The following quest will be offered after you completed all the quests on Kerra Isle and possibly all the quests in Stonebrunt Encampment.
 * 9) [83] Investigating Strange Bones


 * 1) [79] Not Everything has a Manual
 * 2) *[79] A Little Bit of Arcana
 * 3) *[79] A Touch of the Elements
 * 4) *[79] A Pinch of Necromancy
 * 5) [79] Bringing It All Together
 * 6) [80] Further Research Required


 * 1) [80] Elemental Studies


 * 1) [80] Progression of the Elements
 * 2) [80] Earth Bending
 * 3) [80] Conquering the Elements
 * 4) [80] Control over the Elements


 * 1) [80] Progression of the Arcane
 * 2) [80] Just a Jump to the Left
 * 3) [80] Arcana and Teleportation
 * 4) [80] Completed Arcane Studies


 * 1) [80] Knowledge through Necromancy


 * 1) [80] A Test of Death
 * 2) [80] A Test of Life
 * 3) [76] Control Over Death
 * 4) [80] An Uneasy Request
 * 5) *If you go back to talk to after completing An Uneasy Request, he suggests you to ask quartermaster in Paineel for help if something bad happens.
 * 6) [80] A Potion Remedy


 * 1) [82] Shoo Them Away


 * 1) [81] A Rodent Problem


 * 1) [81] Kill 10 Rats
 * 2) [81] Joining Their Ranks
 * 3) [81] There Must Be Something More...
 * 4) [81] Scribblings on the Wall
 * 5) [81] Tread Lightly
 * 6) [81] Archiving the Reports


 * 1) [81] Current Troubles
 * 2) [81] The Hole Truth
 * 3) [81] Lack of Documentation

Additional Quests

 * 1) [80] Ruined Teleporter


 * 1) [81] You Dirty Rat!


 * found at 
 * 1) [81] Distorted view
 * 2) [81] Through the Looking Glass
 * 3) [81] Rock Biters
 * 4) [81] Source of the Rumblings
 * 5) [81] Setting the Bait


 * 1) [81] Personal Attention
 * 2) [81] Methodical Research
 * 3) [81] Obscure Vision
 * 4) [81] Mind Numbing Substance
 * 5) [81] Herbal Remedies
 * 6) [81] Dem Bones
 * 7) [81] Delivering Bag O' Bones

Additional Quests

 * 1) [82] A Heart of Stone (from )
 * 2) [82] Living Trees of Stone (from )

Toxxulia Forest
Near Druid Ring


 * 1) [85] Hunting for the Hunters (repeatable)


 * 1) [82] Foraging for Goodies (repeatable)


 * 1) [81] A Trip to the Isle


 * 1) [82] Protecting the Encampment
 * 2) [81] River Rock Research
 * 3) [81] Sifting Through the River Rocks
 * 4) [81] Lost Rations
 * 5) [82] Informing the Leadership
 * 6) [81] Sneaky Kerrans
 * 7) [81] Catching the Spy
 * 8) [81] More Lost Rations
 * 9) [79] Rocky Road
 * 10) [79] Stone Cold Delivery


 * 1) [82] A Toxic Concern
 * 2) [82] Follow the Food chain
 * 3) [82] The Food Source


 * 1) [82] Enhancing the Patrols
 * 2) [82] Scout Reports
 * 3) [82] Replacing the Missing Patrol
 * 4) [82] Completing the Reporting Chain


 * 1) [82] An Interesting Find

Kerra Isle
(lot of work still needed on info below!) - First of all check exact spelling of quests, locs and NPCs so we don't have to move alot of pages.

Hitus Sharpclaw

 * 1) [83] Nom Noms
 * 2) [83] Stealin' Ur Milk
 * 3) [83] I Can Has...
 * 4) [83] You can has...
 * 5) [84] A Royal Crush

Ritualist Joyaren

 * 1) [83] Going Coconuts.. shake tree gather coconut(very very small)
 * 2) [83] Mother's Milk.. capture Tigress
 * 3) [83] Nice Kitty..... 4 tigers
 * 4) [83] Cats and Dogs... kill 6 kobolds
 * 5) [83] Yityen Case..see Yityen

Shaman Yityen

 * 1) [83] Warding the Isle
 * 2) [83] Displaced Hopes
 * 3) [83] To Catch a Rat
 * 4) [84] A Trap in the Hand...
 * 5) [83] Sunday Sunday Sunday
 * 6) [84] Check the traps

Pitmaster Shar'rik

 * 1) [83] In This Corner  (Kerran rite of passage)
 * 2) [84] Returning Victorious

Simerah Everfur

 * 1) [84] The Missing Fuzzy

Tiger Caretaker Mik'roe

 * 1) [84] A Dirty Job
 * 2) [84] Feed the Tigers (repeatable once a day)

Kerra Queen Martah

 * 1) [83] Grape Apes
 * 2) [83] Gorililililas!
 * 3) [83] There and Back Again
 * 4) [83] Here Kitty Kitty

Kejek Chief Nuryen

 * 1) [84] They Cannot be Trusted
 * 2) [84] Proof Positive!
 * 3) [84] Need More Proof

Lillithiah Feathertail

 * 1) [84] Worrisome Rumors...buy incense from Purrak (faction merchant)
 * 2) [84] Feathers for Peace of Heart...kill 7 vagabonds

From here, you may want to go back to Paineel to see for any news.

Jin'tu

 * 1) [83] Proving Intentions
 * 2) [83] Ensuring the Corruption
 * 3) [83] Where the Rare Plant Grows
 * 4) [83] Grinding Bones
 * 5) [83] Battle of Ages Past

Mgi'Mu

 * 1) [83] Village People

Luah Seigh

 * 1) [83] Fishing Dangerously

Svyi Tu'usto

 * 1) [83] Preparing for the Worst
 * 2) [83] Training the Young
 * 3) [83] A Day in the Life

Majho Jung

 * 1) [83] Carving the Past
 * 2) [83] Cementing the Pieces
 * 3) [83] One Chip at a Time
 * 4) [83] Shiny In and Out

Mashi Su'Wah

 * 1) [83] Fancy Dishes

Mushien Lou

 * 1) [83] Culture and Poetry
 * 2) [83] Leaves of Green
 * 3) [83] The Water of the Tiger
 * 4) [83] Partaking of Tea and Soul

Jaen Tiuni

 * 1) [83] Bamboo Bending
 * 2) [83] Meeting the Locals
 * 3) [83] Need to Stick Together
 * 4) [83] A Pic-a-nic Basket

Wan Sengo

 * 1) To Paint a Pretty Picture

Cio'lii

 * 1) [83] Food, Food, and More Food!
 * 2) [83] Searching Far and Wide
 * 3) [83] Respect Your Elders

Elder Su'Linh

 * 1) [84] Going Over the Great Wall
 * 2) [84] Paying Respects
 * 3) [84] Making Life a Bit Easier
 * 4) [84] The Matron Mandates

Matron T'Akinu

 * 1) [83] Buried Troubles
 * 2) [84] Grab and Go
 * 3) [84] Toxic Teachings
 * 4) [84] Clawing the Way Out
 * 5) [84] Bring Me a Shrubbery
 * 6) [84] Sapping the Saplings
 * 7) [84] Meeting the Progeny

Bai'Yun

 * 1) [84] A Visual Emergency
 * 2) [84] Handbook for the Recently Deceased

After you have completed Handbook for the Recently Deceased, the questline has no indication about where to go unless you are a crafter that is doing Sentinel's Fate Crafting Timeline. From here, you can travel to The Stonebrunt Highlands and talk to.

Item Triggered Quests

 * 1) [79] The One That Got Away dropped from wisps
 * 2) [79] An Unfulfilled List  dropped from spirits
 * 3) [85] Justice for JoJo (Heritage Quest)
 * 4) [86] An Old Troll's Head  dropped from Rungupp

Credits
Big Thanks to Cloudrat from official SoE Website beta forums for the writeup!