Mazon Creek Fossil Fauna
Arthropods
Higher Crustaceans - Class Malacostraca
Syncarid Shrimp
Acanthotelson stimpsoni
Acanthotelson stimpsoni, Milwaukee Public Museum collection P360793.1
Acanthotelson stimpsoni, A.Young collection - Mazon River, Morris, Illinois
Acanthotelson stimpsoni, A.Young collection - Mazon River, Morris, Illinois
Acanthotelson stimpsoni, M.Angkuw collection - Mazon River, Morris, Illinois (above and below)
Acanthotelson stimpsoni, Milwaukee Public Museum collection P359247.1 and P359247.2 (positive and negative halves)
Two specimens of Acanthotelson stimpsoni, A.Young collection, Pit 11, Braidwood, Illinois
The Chicago Academy of Sciences collection (positive and negative halves)
Two specimens of Acanthotelson stimpsoni, The Chicago Academy of Sciences collection
Acanthotelson stimpsoni, A.Jansen collection - Pit 11, Braidwood, Illinois
Acanthotelson stimpsoni, M.Angkuw collection - Wilmington, Illinois
Acanthotelson stimpsoni, The Chicago Academy of Sciences collection
Palaeocaris typus
Palaeocaris typus, Milwaukee Public Museum collection P360745.1
Palaeocaris typus, A.Young collection - Mazon River, Morris, Illinois
Palaeocaris typus, A.Young collection - Mazon River, Morris, Illinois
Palaeocaris typus, A.Young collection - Mazon River, Morris, Illinois (image on right below shows tail fan detail)
Palaeocaris typus, P.Kodat collection - Mazon River, Morris, Illinois
Palaeocaris typus, A.Young collection - Wilmington, Illinois (positive and negative halves)