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Middle Cambrian
Wheeler Shale
 (approx. 520 million years ago)

DRUM MOUNTAINS
MILLARD CO., UTAH


  Branchiocaris pretiosa?
   Courtesy: S. Halgedahl/R. Jarrard
   Size: 2.95" (7.5 cm)
   Remarks: 
 
 
ZOOM |TAXONOMY


  Phyllocarid (with soft parts)
   Courtesy:  S. Halgedahl/R. Jarrard
   Size:  2.95" (7.5 cm)
   Remarks: Trunk and telson
 
 
ZOOM |TAXONOMY


  Selkirkia sp.
   Courtesy: S. Halgedahl/R. Jarrard
   Size: 0.75" (1.9 cm)
   Remarks: rasp-like proboscis
 
 
ZOOM |TAXONOMY


  Tuzoia sp.
   Courtesy:  S. Halgedahl/R. Jarrard
   Size:  4.9"x3.5" (12.5x9cm)
   Remarks: 
 
 
ZOOM |TAXONOMY


  Yuknessia sp.
   Courtesy: S. Halgedahl/R. Jarrard
   Size: 2.9" (7.5 cm)
   Remarks: 
 
 
ZOOM |TAXONOMY


  Marpolia sp.
   Courtesy:  S. Halgedahl/R. Jarrard
   Size:  0.9" (2.3 cm)
   Remarks: 
 
 
ZOOM |TAXONOMY


  Anomalocaris  sp.
   Courtesy: S. Halgedahl/R. Jarrard
   Size: 1.2" (3 cm)
   Remarks: cephalic claw
 
 
ZOOM |TAXONOMY


  Fasciculus?
   Courtesy:  S. Halgedahl/R. Jarrard
   Size:  1.96" (5 cm)
   Remarks: proto comb-jelly?
 
 
ZOOM |TAXONOMY


  Skeemella clavula
   Courtesy: S. Halgedahl/R. Jarrard
   Size: 4.5" (11.5 cm)
   Remarks: 
 
 
ZOOM |TAXONOMY


  Skeemella clavula
   Courtesy:  Holly Skeem
   Size:  
   Remarks: R.A. Robison photo
 
 
ZOOM |TAXONOMY


  Leanchoilia?
   Courtesy: S. Halgedahl/R. Jarrard
   Size: 1.4" (3.5 cm)
   Remarks: 
 
 
ZOOM |TAXONOMY


  Unidentified Arthropod
   Courtesy:  S. Halgedahl/R. Jarrard
   Size:  0.7" (1.8 cm)
   Remarks: 
 
 
ZOOM |TAXONOMY


  Unidentified Arthropod
   Courtesy: S. Halgedahl/R. Jarrard
   Size: 1.4" (3.5 cm)
   Remarks: 
 
 
ZOOM |TAXONOMY


  Elrathia
   Courtesy:  QJS
   Size:  
   Remarks: Bite marks
 
 
ZOOM |TAXONOMY


  Meristosoma?
   Courtesy: S. Halgedahl/R. Jarrard
   Size: 0.6" (1.5 cm)
   Remarks: 
 
 
ZOOM |TAXONOMY


  Mollisonia symmetrica
   Courtesy:  S. Halgedahl/R. Jarrard
   Size:  1.06" (2.7 cm)
   Remarks: 
 
 
ZOOM |TAXONOMY
Last Updated: 11/16/21