Table 1.

Fauna found in the Mazon Creek (amended from Shabica & Hay 1997, Appendix B)

PhylumClassOrders representedNumber of sp.Common name
CnidariaCuboza11Sea wasps and box jellyfish
Scyphozoa14‘True’ jellyfish
Hydrozoa12Hydras and siphophores
Anthozoa11Sea anemones and corals
Unknown?11?
Nemertea11Ribbon worms
Nemotoda11Nematodes
Priapulida11Penis worms
Chaetognatha11Arrow worms
AnnelidaPolychaeta716?Segmented worms
Onychophora11Velvet worms
ArthropodaChelicerata1243Horseshoe crabs, arachnids and sea spiders
Euthycarcinoidea†13Extinct arthropod group
Diplopoda217?Millipedes
Chilopoda23Centipedes
Arthropleuridea†12Extinct giant millipedes
Insecta11210+Insects
Remipedia11‘Oar-footed’ marine crustaceans
Malacostraca814Crabs, lobsters, shrimps, etc.
Phyllopoda34Fairy and clam shrimp
Maxillopoda37Copepods, barnacles and tongue worms
Thylacocephala†23Extinct ‘head pouch’ arthropods
MolluscaPolyplacophora11Chitons
Gastropoda15Slugs and snails
Bivalvia824Bivalves
Cephalopoda4?11?Cephalopods
BrachiopodaInarticulata22Non-hinged brachiopods
Articulata11Hinged brachiopods
EchinodermataHolothuroidea11Sea cucumbers
Crinoidea11Crinoids
HemichordataEnteropneusta11Acorn worms
ChordataCyclostomata34?Jawless fish
Chondrichthyes615?Cartilaginous fish
Osteichthyes314Ray finned fish
Sarcopterygii211Lobe finned fish
Amphibia69Amphibians
Reptilia11Reptiles
Incertae sedis9+
Trace fossils7+
Total:103465+
  • †, extinct