Mazon Creek (YPM collection) (Carboniferous of the United States)

Where: Grundy County, Illinois (41.3° N, 88.4° W: paleocoordinates 4.6° S, 23.4° W)

• coordinate estimated from map

• local area-level geographic resolution

When: Francis Creek Shale Member (Carbondale Formation), Westphalian D (309.8 - 307.5 Ma)

Environment/lithology: deltaic; lithified, concretionary, ferruginous mudstone

• Illinois basin
• ironstone concretions

Size class: macrofossils

Preservation: mold/impression

Collected by S. S. Strong; reposited in the YPM

Primary reference: O. Harger. 1874. Notice of a new fossil spider from the Coal Measures of Illinois. The American Journal of Science and Arts, Third Series 7:219-223 [M. Clapham/A. Gomez/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 112630: authorized by Matthew Clapham, entered by Jered Karr on 14.07.2011, edited by Conrad Labandeira, April Kinchloe, Matthew Clapham, Priscilla Vazquez and Joseph Flannery-Sutherland

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names
Osteichthyes
 Dipnoi - Sagenodontidae
Sagenodus cristatus n. sp.1
Sagenodus cristatus n. sp.1 Agassiz 1838 lungfish
Coelacanthimorpha
 Coelacanthiformes - Coelacanthidae
Coelacanthus exiguus1
Coelacanthus exiguus1 Eastman 1902 coelacanth
Osteichthyes
 Eurynotiformes - Amphicentridae
"Platysomus orbicularis" = Amphicentrum orbiculare1
"Platysomus orbicularis" = Amphicentrum orbiculare1 Newberry and Worthen 1870
 Palaeonisciformes - Platysomidae
Platysomus circularis1
Platysomus circularis1 Newberry and Worthen 1870
 Actinopterygii - Haplolepidae
Pyritocephalus gracilis13
Pyritocephalus gracilis13 Westoll 1944 ray-finned fish
YPM 440
 Elonichthyiformes - Elonichthyidae
Elonichthys perpennatus1, Elonichthys disjunctus n. sp.1
Elonichthys perpennatus1 Eastman 1902 ray-finned fish
Elonichthys disjunctus n. sp.1 Eastman 1903 ray-finned fish
Insecta
 Eoblattida - Asyncritidae
Asyncritus reticulatus n. gen. n. sp.4
Asyncritus reticulatus n. gen. n. sp.4 Handlirsch 1911 insect
YPM 44
 Eoblattida -
"Protoblattoidea" minor4, "Protoblattoidea" sellardsi4
"Protoblattoidea" minor4 Handlirsch 1906 insect
YPM 58 unidentifiable larva
"Protoblattoidea" sellardsi4 Handlirsch 1906 insect
YPM 57 unidentifiable larva
 Palaeodictyoptera - Eubleptidae
"Athymodictya parva n. gen. n. sp." = Eubleptus danielsi5
"Athymodictya parva n. gen. n. sp." = Eubleptus danielsi5 Handlirsch 1906 winged insect
YPM 18
 Palaeodictyoptera - Homoiopteridae
Scepasma gigas n. gen. n. sp.5, Amousus mazonus n. gen. n. sp.5, Ametretus laevis n. gen. n. sp.5
Scepasma gigas n. gen. n. sp.5 Handlirsch 1911 winged insect
YPM 22
Amousus mazonus n. gen. n. sp.5 Handlirsch 1911 winged insect
YPM 20
Ametretus laevis n. gen. n. sp.5 Handlirsch 1911 winged insect
YPM 23
 Palaeodictyoptera -
Diexodus debilis n. gen. n. sp.5
Diexodus debilis n. gen. n. sp.5 Handlirsch 1911 winged insect
YPM 21
 Diaphanopterodea - Prochoropteridae
Prochoroptera calopteryx n. gen. n. sp.4
Prochoroptera calopteryx n. gen. n. sp.4 Handlirsch 1911 winged insect
YPM 67
 Megasecoptera -
Lameereites curvipennis n. gen. n. sp.4
Lameereites curvipennis n. gen. n. sp.4 Handlirsch 1911 winged insect
YPM 66 "very shadowy fossil showing four wings of nymph…this highly interesting fossil…may be called in honor of my highly estimable opponent, Lameereites"
 Cnemidolestodea - Cnemidolestidae
Narkema taeniatum n. gen. n. sp.5
Narkema taeniatum n. gen. n. sp.5 Handlirsch 1911 winged insect
YPM 40
 Cnemidolestodea - Spanioderidae
"Spaniodera longicollis n. sp." = Miamia bronsoni5, "Spaniodera angusta n. sp." = Miamia bronsoni5, "Spaniodera lata n. sp." = Miamia bronsoni5, "Spaniodera elatior n. sp." = Miamia bronsoni5, "Spaniodera parvula n. sp." = Miamia bronsoni5, "Spaniodera acutipennis n. sp." = Miamia bronsoni5, "Spaniodera schucherti n. sp." = Miamia bronsoni5, Dieconeura mazona n. sp.5
"Spaniodera longicollis n. sp." = Miamia bronsoni5 Dana 1864 winged insect
YPM 24
"Spaniodera angusta n. sp." = Miamia bronsoni5 Dana 1864 winged insect
YPM 30
"Spaniodera lata n. sp." = Miamia bronsoni5 Dana 1864 winged insect
YPM 25
"Spaniodera elatior n. sp." = Miamia bronsoni5 Dana 1864 winged insect
YPM 26
"Spaniodera parvula n. sp." = Miamia bronsoni5 Dana 1864 winged insect
YPM 29
"Spaniodera acutipennis n. sp." = Miamia bronsoni5 Dana 1864 winged insect
YPM 28
"Spaniodera schucherti n. sp." = Miamia bronsoni5 Dana 1864 winged insect
YPM 27
Dieconeura mazona n. sp.5 Handlirsch 1911 winged insect
YPM 31
 Dicondylia - Cacurgidae
Spilomastax oligoneurus n. gen. n. sp.5, Cacurgus spilopterus n. gen. n. sp.5
Spilomastax oligoneurus n. gen. n. sp.5 Handlirsch 1911 winged insect
YPM 42
Cacurgus spilopterus n. gen. n. sp.5 Handlirsch 1911 winged insect
YPM 41
 Dicondylia - Geraridae
"? Gerarus reductus n. sp." = Gerarus constrictus5, "Gerarus latus n. sp." = Gerarus constrictus5, "Gerarus collaris n. sp." = Gerarus collaris5, "Gerarus longicollis n. sp." = Gerarus collaris5, Anepitedius giraffa n. gen. n. sp.5, Gerarulus radialis n. gen. n. sp.5
"? Gerarus reductus n. sp." = Gerarus constrictus5 Scudder 1885 winged insect
YPM 35
"Gerarus latus n. sp." = Gerarus constrictus5 Scudder 1885 winged insect
YPM 33
"Gerarus collaris n. sp." = Gerarus collaris5 Handlirsch 1911 winged insect
YPM 34
"Gerarus longicollis n. sp." = Gerarus collaris5 Handlirsch 1911 winged insect
YPM 36
Anepitedius giraffa n. gen. n. sp.5 Handlirsch 1911 winged insect
YPM 38
Gerarulus radialis n. gen. n. sp.5 Handlirsch 1911 winged insect
YPM 37
 Dicondylia - Eoblattidae
Anegertus cubitalis n. gen. n. sp.4
Anegertus cubitalis n. gen. n. sp.4 Handlirsch 1911 winged insect
YPM 43
 Grylloblattodea - Epideigmatidae
Epideigma elegans n. gen. n. sp.4
Epideigma elegans n. gen. n. sp.4 Handlirsch 1911 ice crawler
YPM 45
 Dicondylia - Phyloblattidae
Phyloblatta diversipennis n. sp.4
Phyloblatta diversipennis n. sp.4 Handlirsch 1911 winged insect
YPM 60
 Blattodea -
"Blattoidea" melanderi4, Blattoidea sellardsiana n. sp.2, Blattoidea sp.2, "Mylacris anceps n. sp." = Blattoidea anceps12, Blattoidea schuchertiana n. sp.2, "Dipeltis carri n. sp." = Blattoidea carri2
"Blattoidea" melanderi4 Handlirsch 1906 cockroach
YPM 63 unidentifiable larva
Blattoidea sellardsiana n. sp.2 Handlirsch 1906 cockroach
M. elongata in Sellards, 1904 fig 6, 7
Blattoidea sp.2 Handlirsch 1906 cockroach
E. mazona in Sellards, 1904 fig 10-12
"Mylacris anceps n. sp." = Blattoidea anceps12 Sellards 1904 cockroach
Blattoidea schuchertiana n. sp.2 Handlirsch 1906 cockroach
M. diplodiscus in Schuchert, 1897 fig 4, 5
"Dipeltis carri n. sp." = Blattoidea carri2 Schuchert 1897 cockroach
 Blattodea - Mesoblattinidae
"Blattoidea sellardsi n. sp." = Pareinoblatta sellardsi2
"Blattoidea sellardsi n. sp." = Pareinoblatta sellardsi2 Handlirsch 1906 cockroach
M. diplodiscus in Sellards, 1904 fig 3
 Blattodea - Archimylacridae
"Etoblattina mazona" = Asemoblatta mazona12
"Etoblattina mazona" = Asemoblatta mazona12 Scudder 1882 cockroach
 Blattodea - Mylacridae
Platymylacris paucinervis n. sp.4, Mylacris diplodiscus12, "? Mylacris sellardsii n. sp." = Mylacris sellardsi3, Orthomylacris contorta n. sp.4
Platymylacris paucinervis n. sp.4 Handlirsch 1911 cockroach
YPM 62
Mylacris diplodiscus12 Packard 1885 cockroach
"? Mylacris sellardsii n. sp." = Mylacris sellardsi3 Handlirsch 1906 cockroach
Orthomylacris contorta n. sp.4 Handlirsch 1911 cockroach
YPM 61
 Blattodea - Gyroblattidae
"Megablattina beecheri n. gen. n. sp." = Archoblattina beecheri11
"Megablattina beecheri n. gen. n. sp." = Archoblattina beecheri11 Sellards 1903 cockroach
 Dicondylia - Cheliphlebiidae
Cheliphlebia mazona n. sp.4
Cheliphlebia mazona n. sp.4 Handlirsch 1911 winged insect
YPM 46
 Notoptera - Adeloblattidae
Adeloblatta sellardsi4
Adeloblatta sellardsi4 Handlirsch 1906 winged insect
 Protorthoptera -
Eucaenus pusillus n. sp.4
Eucaenus pusillus n. sp.4 Handlirsch 1911 winged insect
YPM 52
 Protorthoptera - Anthracothremmidae
Silphion latipenne n. gen. n. sp.4, Pericalyphe longa n. gen. n. sp.4, Melinophlebia analis n. gen. n. sp.4
Silphion latipenne n. gen. n. sp.4 Handlirsch 1911 winged insect
YPM 56
Pericalyphe longa n. gen. n. sp.4 Handlirsch 1911 winged insect
YPM 54
Melinophlebia analis n. gen. n. sp.4 Handlirsch 1911 winged insect
YPM 55
 Protorthoptera - Apithanidae
Apithanus jocularis n. gen. n. sp.5
Apithanus jocularis n. gen. n. sp.5 Handlirsch 1911 winged insect
YPM 39
 Protorthoptera - Eucaenidae
"Eucaenus ovalis" = Eucaenus ovalis5, "Eucaenus mazonus" = Eucaenus ovalis5, "Eucaenus minor n. sp." = Eucaenus ovalis4
"Eucaenus ovalis" = Eucaenus ovalis5 Scudder 1885 winged insect
YPM 47-49
"Eucaenus mazonus" = Eucaenus ovalis5 Scudder 1885 winged insect
YPM 51
"Eucaenus minor n. sp." = Eucaenus ovalis4 Scudder 1885 winged insect
YPM 50
 Protorthoptera -
Schuchertiella gracilis n. gen. n. sp.5
Schuchertiella gracilis n. gen. n. sp.5 Handlirsch 1911 winged insect
YPM 32
 Dicondylia - Syntonopteridae
Syntonoptera schucherti n. gen. n. sp.5
Syntonoptera schucherti n. gen. n. sp.5 Handlirsch 1911 winged insect
YPM 19
 Meganisoptera -
Paralogopsis longipes n. gen. n. sp.4
Paralogopsis longipes n. gen. n. sp.4 Handlirsch 1911 griffinfly
YPM 65
 Dicondylia -
Sypharoptera pneuma n. gen. n. sp.4
Sypharoptera pneuma n. gen. n. sp.4 Handlirsch 1911 winged insect
YPM 64
Arachnida
 Opiliones - Nemastomoididae
"Protopilio longipes n. gen. n. sp." = Nemastomoides longipes8
"Protopilio longipes n. gen. n. sp." = Nemastomoides longipes8 Petrunkevitch 1913 harvestman
YPM 171
 Scorpiones - Eoctonidae
Eoctonus miniatus n. gen. n. sp.8
Eoctonus miniatus n. gen. n. sp.8 Petrunkevitch 1913 scorpion
YPM 131 (not YPM 132)
 Scorpiones - Anthracoscorpionidae
? Anthracoscorpio sp.7
? Anthracoscorpio sp.7 Kušta 1889 scorpion
YPM 126 (Eoscorpius typicus in Petrunkevitch 1913)
 Scorpiones - Paraisobuthidae
Paraisobuthus virginiae n. sp.7
Paraisobuthus virginiae n. sp.7 Kjellesvig-Waering 1986 scorpion
YPM 132 (Eoctonus miniatus in Petrunkevitch, 1913)
 Scorpiones - Telmatoscorpionidae
Telmatoscorpio brevipectus n. gen. n. sp.7
Telmatoscorpio brevipectus n. gen. n. sp.7 Kjellesvig-Waering 1986 scorpion
YPM 129 (Eoscorpius granulosus in Petrunkevitch, 1913)
 Scorpiones - Eoscorpiidae
"Eoscorpius granulosus n. sp." = Eoscorpius carbonarius8
"Eoscorpius granulosus n. sp." = Eoscorpius carbonarius8 Meek and Worthen 1868 scorpion
YPM 128 (not YPM 129 or 130)
 Scorpiones - Palaeopisthacanthidae
Palaeopisthacanthus schucherti n. gen. n. sp.8
Palaeopisthacanthus schucherti n. gen. n. sp.8 Petrunkevitch 1913 scorpion
YPM 140
 Scorpiones - Palaeobuthidae
Palaeobuthus distinctus n. gen. n. sp.8, Palaeobuthus distinctus7
Palaeobuthus distinctus n. gen. n. sp.8 Petrunkevitch 1913 scorpion
YPM 133; YPM 130 (in Kjellesvig-Waering 1986, Eoscorpius granulatus in Petrunkevitch, 1913)
Palaeobuthus distinctus7 Petrunkevitch 1913 scorpion
YPM 127
 Trigonotarbida - Lissomartidae
"Trigonotarbus schucherti n. sp." = Lissomartus schucherti8
"Trigonotarbus schucherti n. sp." = Lissomartus schucherti8 Petrunkevitch 1913
YPM169
 Trigonotarbida - Aphantomartidae
"Trigonomartus pustulatus" = Aphantomartus pustulatus8
"Trigonomartus pustulatus" = Aphantomartus pustulatus8 Scudder 1884
YPM 168
 Araneae - Arthrolycosidae
Arthrolycosa antiqua n. gen. n. sp.
Arthrolycosa antiqua n. gen. n. sp. Harger 1874 spider
YPM 161; 162, 163 (in Petrunkevitch, 1913) (not 162, according to Selden 2021)
 Araneae - Palaeothelidae
Palaeothele onoi n. sp.10
Palaeothele onoi n. sp.10 Selden 2021 spider
YPM IP.00162 (part of Arthrolycosa antiqua in Petrunkevitch 1913)
 Thelyphonida - Thelyphonidae
"Geralinura gigantea" = Geralinura carbonaria8
"Geralinura gigantea" = Geralinura carbonaria8 Scudder 1884 whip scorpion
YPM 147; YPM 596 (formerly from Langford collection in Petrunkevitch 1949 and Tetlie & Dunlop 2008)
 Solifugae -
Protosolpuga carbonaria n. gen. n. sp.8
Protosolpuga carbonaria n. gen. n. sp.8 Petrunkevitch 1913 camel spider
YPM 155
 Phalangiotarbida - Architarbidae
Architarbus minor n. sp.8, Architarbus rotundatus8, Discotarbus deplanatus n. gen. n. sp.8, "Geratarbus minutus n. sp." = Orthotarbus minutus8, Metatarbus triangularis n. gen. n. sp.8
Architarbus minor n. sp.8 Petrunkevitch 1913 phalangiotarbid
YPM 189
Architarbus rotundatus8 Scudder 1868 phalangiotarbid
YPM 185, 186, 187
Discotarbus deplanatus n. gen. n. sp.8 Petrunkevitch 1913 phalangiotarbid
YPM 174, 175
"Geratarbus minutus n. sp." = Orthotarbus minutus8 Petrunkevitch 1913 phalangiotarbid
YPM 176-181
Metatarbus triangularis n. gen. n. sp.8 Petrunkevitch 1913 phalangiotarbid
YPM 182
Xiphosura
 Xiphosurida - Belinuridae
"Euproops danae" = Euproops danae6, "Euproops laevicula n. sp." = Euproops danae9, "Pringlia bispinosa n. sp." = Liomesaspis laevis9
"Euproops danae" = Euproops danae6 Meek and Worthen 1865
"Euproops laevicula n. sp." = Euproops danae9 Meek and Worthen 1865
"Pringlia bispinosa n. sp." = Liomesaspis laevis9 Raymond 1944
Myriapoda
 Zosterogrammida - Zosterogrammidae
Zosterogrammus stichostethus n. gen. n. sp.14
Zosterogrammus stichostethus n. gen. n. sp.14 Wilson 2005 millipede
YPM 204068, 204067, 19819, 204066
 Pleurojulida - Pleurojulidae
Pleurojulus cf. biornatus15
Pleurojulus cf. biornatus15 Fritsch 1899 millipede
YPM 42861
1Eastman 1903; 2Handlirsch 1906; 3Handlirsch 1906; 4Handlirsch 1911; 5Handlirsch 1911; 6Haug and Rötzer 2018; 7Kjellesvig-Waering 1986; 8Petrunkevitch 1913; 9Raymond 1944; 10Selden 2021; 11Sellards 1903; 12Sellards 1904; 13Westoll 1944; 14Wilson 2005; 15Wilson and Hannibal 2005