Mazon Creek Fossil Fauna
Arthropods
Higher Crustaceans - Class Malacostraca
Marine-Estuarine Shrimp
Tyrannophontes theridion
mantis shrimp
Tyrannophontes theridion, The Field Museum collection
Two specimens of Tyrannophontes theridion, Milwaukee Public Museum collection P360827.1 and P359237
Tyrannophontes theridion, A.Jansen collection - Pit 11, Braidwood, IL
Kallidecthes richardsoni
Kallidecthes richardsoni, Milwaukee Public Museum collection P360821.1
Kallidecthes richardsoni, A.Young collection, Pit 11, Braidwood, Illinois
Kallidecthes richardsoni, Milwaukee Public Museum collection P360823.1 and P360823.2
Kallidecthes richardsoni, K.Robitschek collection - Braceville, Illinois
Kallidecthes richardsoni, A.Young collection, Pit 11, Braidwood, Illinois
J.Wittry collection
Kallidecthes richardsoni, Milwaukee Public Museum collection P26102.1 and P25873.1
Belotelson magister
Belotelson magister, R.Holm collection - Pit 11, Braidwood, Illinois (above and below)
photo by R.Holm
Belotelson magister, Milwaukee Public Museum collection P25881.1
Belotelson magister, Milwaukee Public Museum collection P25899.1 and P25899.2 (positive and negative halves)
Belotelson magister, A.Young collection - Pit 11, Braidwood, Illinois
Two specimens of Belotelson magister, Milwaukee Public Museum collection P28725 and P28725
A.Young collection
Belotelson magister, Milwaukee Public Museum collection P26254.1
A.Young collection - Pit 11, Braidwood, Illinois
A.Young collection - Pit 11, Braidwood, Illinois
Belotelson magister, A.Young collection - Pit 11, Braidwood, Illinois
Lobetelson mclaughlinae
Lobetelson mclaughlinae, Milwaukee Public Museum collection P25874.1 and P25874.2 (positive and negative halves)
Lobetelson mclaughlinae, A.Young collection - Pit 11, Braidwood, Illinois
J.Wittry collection
Lobetelson mclaughlinae, A.Young collection - Pit 11, Braidwood, Illinois
Lobetelson mclaughlinae, The Chicago Academy of Sciences collection
T.Williams collection
Peachocaris strongi
Peachocaris strongi, Milwaukee Public Museum collection P25911.1
Two specimens of Peachocaris strongi, Milwaukee Public Museum collection P26115.1 and P360781.1
Peachocaris strongi, Milwaukee Public Museum collection P360779.1
Two specimens of Peachocaris strongi, Milwaukee Public Museum collection P26109.2 and P26261.1
Peachocaris strongi, Milwaukee Public Museum collection P26741.1
Essoidia epiceron
S-shrimp
Essoidia epiceron, J.Wittry collection
Essoidia epiceron, A.Young collection - Pit 11, Braidwood, Illinois (positive and negative halves)
Essoidia epiceron, A.Young collection - Pit 11, Braidwood, Illinois
Essoidia epiceron, J.Wittry collection
Essoidia epiceron, Milwaukee Public Museum collection P28106.1
Hesslerella shermani
Hesslerella shermani, Milwaukee Public Museum P359238 (detail below)
Hesslerella shermani, J.Wittry collection
Hesslerella shermani, J.Wittry collection
A.Young collection - Pit 11, Braidwood, Illinois
Lobsters
Mamayocaris jaskoskii
The Field Museum collection
Mamayocaris jaskowskii, Milwaukee Public Museum collection P359207
Mamayocaris jaskowskii, Milwaukee Public Museum collection P26118.1, P359246, and P359240
Mamayocaris jaskowskii, K.Robitschek collection - Mazon River, Morris, Illinois
photo by K.Robitschek.
photo by K.Robitschek.
Mamayocaris jaskowskii, ESCONI member collection - Pit 11, Braidwood, Illinois
Phyllocarids
Dithyrocaris sp.
Dithyrocaris sp., J.Wittry collection
Dithyrocaris sp., Milwaukee Public Museum collection P359226
Kellibrooksia macrogaster
Kellibrooksia macrogaster, Milwaukee Public Museum P359239.1 and P35239.2 (positive and negative halves)
Kellibrooksia macrogaster, Milwaukee Public Museum collection P25922.1 and P25922.2 (positive and negative halves)
Shrimp Molts
Various ghostly shrimp molts, A.Young collection - Pit 11, Braidwood, Illinois
Belotelson magister molt, Milwaukee Public Museum collection P360812.1
Peachocaris strongi molt, A.Young collection - Pit 11, Braidwood, Illinois
Belotelson magister molt, Milwaukee Public Museum P25881.1
A.Young collection - Pit 11, Braidwood, Illinois
Two Belotelson magister molts, Milwaukee Public Museum P26256.1 and P26259.1
The Chicago Academy of Sciences collection
Belotelson magister molt, Milwaukee Public Museum collection P25876.1
Indeterminate shrimp
Marine Shrimp Parts
Belotelson magister carapace, M.Angkuw collection - Pit 11, Braidwood, Illinois