Scientific name Diictodon feliceps
Home time period Late Permain Period
Creature type Therapsid
Deaths caused None
Appearances See full list below

 Diictodon was a specsis of Therapsid. One Dicctodns are currently in the present as their anoamly closed they are called Sid and Nancy

In PrimevalEdit

Episodes 6.1-6.9Edit

Sid and Nancy were seen in the A.R.C's Menagerie by various A.R.C members with their friend a Coelurosauravus called Rex {Also from ther Permian} eating and play fighting.

Episode 6.10Edit

After a pack of Camouflage Beasts attacked the Menagerie the power failed and Sid, Nancy and Rex tried to escape but a Camo beast attacked them and tried to kill them but Jenny Miller arrived and killed the Camo beast before they were killed. They were then collected by Connor Tempel and Abby Maitland and were taken to a medical bay and were checked for injuries and were put in a cage until the Camo beasts were dealt with. 

Episode 7.1/7.2Edit

Sid and Nacy were watched along with Rex in the Menagerie.

Episode 7.7Edit

After the death of Anna Legg Sid and Nancy played around her body along with Rex.

Episode 8.1Edit

After their food got mixed with another Menagerie creature Elizabeth Carter saw Rex,Sid and Nancy to be in distress but later managed to be nursed back to health by Elizabeth.

Episode 8.2Edit

Sid and Nancy were seen briefly in their enclosure.

Episode 8.3Edit

Sid and Nancy we're seen eating along with Rex.

Episode 8.9Edit

Along with all the other Menagerie creatures Sid and Nancy we're taken The Firm.

Episode 8.10Edit

Professor Windsor injected Sid and Nancy with a needle.

Episode 8.11Edit

After Dylan Weir discovered that Windsor had injected a poison into Rex it is presumed that Sid and Nancy were poisoned as they were injected with the same needle if so hey were most likely cured of screen.

Episode 8.12 (Part 1)Edit

Sid and Nancy were seen in the background when Abby took Rex out of the Menagerie.

Episode 8.13 (Part 2)Edit

Abby greeted Rex,Sid and Nancy in the Menagerie