Trilobita - Ptychopariida - Alokistocaridae
Full reference: F. A. Sundberg. 1994. Corynexochida and Ptychopariida (Trilobita, Arthropoda) of the Ehmaniella biozone (Middle Cambrian), Utah and Nevada. Contributions in Science 446:1-137
Parent taxon: Altiocculinae according to F. A. Sundberg 1994
See also Jell and Adrain 2002 and Sepkoski 2002
Sister taxa: none
Subtaxa: Altiocculus americanus Altiocculus cataractense Altiocculus concavus Altiocculus drumensis Altiocculus harrisi Altiocculus sinuatum Altiocculus striatus
Type: Altiocculus drumensis
Ecology: fast-moving low-level epifaunal carnivore
Distribution:
• Marjumian of United States (10: Georgia, Utah collections)
• Cambrian of India (2), United States (8: Nevada, Utah)
Total: 20 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.