3: Wheeler formation, Delta, Utah, USA
**Echinoderms**
Gogia spiralis

Gogia spiralis


**Trilobites and Trilobitemorphs**
Elrathia kingi with Anomalocaris bite mark

Elrathia kingi mass mortality

[HIGHER RESOLUTION IMAGE]


**Phyllocarid and Phyllocarid-like**
Pseudoarctolepis sharpi


phyllocarid carapace???


**Sponges and Chanceloiids**
Choia utahensis

Chancelloria eros


cruster and choia assemble

Crumillospongia sp.?

unknown?

unknown?

unknown?


**Worms**
Annelid worm

HIGH RESOLUTION1 HIGH RESOLUTION2
Ottoia sp.?

Selkirkia willoughbyi

HIGH RESOLUSION
Selkirkia willoughbyi

Selkirkia willoughbyi

Worm Trace?(Ichino fossil)

Unknown/Unclassified species

Annelid? worm
HIGH RESOLUTION

**Others**
Hyolithid(Molluskid?)
HIGH RESOLUSION
Hyolithid(Molluskid?)
HIGH RESOLUSION HIGH RESOLUSION
Hyolithid(Molluskid?)

Pikaia?

Ctenocystis utahensis(Carpoid)

Margaretia dorus(Algae?)

Unknown species