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

Xiphosura
 Xiphosurida - Belinuridae
"Pringlia bispinosa n. sp." = Liomesaspis laevis9, "Euproops danae" = Euproops danae6, "Euproops laevicula n. sp." = Euproops danae9
"Pringlia bispinosa n. sp." = Liomesaspis laevis9 Raymond 1944
"Euproops danae" = Euproops danae6 Meek and Worthen 1865
"Euproops laevicula n. sp." = Euproops danae9 Meek and Worthen 1865
Arachnida
 Araneae - Palaeothelidae
Palaeothele onoi n. sp.10 Selden 2021 spider
YPM IP.00162 (part of Arthrolycosa antiqua in Petrunkevitch 1913)
 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)
 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)
 Trigonotarbida - Aphantomartidae
"Trigonomartus pustulatus" = Aphantomartus pustulatus8
"Trigonomartus pustulatus" = Aphantomartus pustulatus8 Scudder 1884
YPM 168
 Trigonotarbida - Lissomartidae
"Trigonotarbus schucherti n. sp." = Lissomartus schucherti8
"Trigonotarbus schucherti n. sp." = Lissomartus schucherti8 Petrunkevitch 1913
YPM169
 Phalangiotarbida - Architarbidae
Architarbus rotundatus8, Architarbus minor n. sp.8, Discotarbus deplanatus n. gen. n. sp.8, "Geratarbus minutus n. sp." = Orthotarbus minutus8, Metatarbus triangularis n. gen. n. sp.8
Architarbus rotundatus8 Scudder 1868 phalangiotarbid
YPM 185, 186, 187
Architarbus minor n. sp.8 Petrunkevitch 1913 phalangiotarbid
YPM 189
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
 Solifugae -
Protosolpuga carbonaria n. gen. n. sp.8
Protosolpuga carbonaria n. gen. n. sp.8 Petrunkevitch 1913 camel spider
YPM 155
 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 - Telmatoscorpionidae
Telmatoscorpio brevipectus n. gen. n. sp.7 Kjellesvig-Waering 1986 scorpion
YPM 129 (Eoscorpius granulosus in Petrunkevitch, 1913)
 Scorpiones - Paraisobuthidae
Paraisobuthus virginiae n. sp.7 Kjellesvig-Waering 1986 scorpion
YPM 132 (Eoctonus miniatus in Petrunkevitch, 1913)
 Scorpiones - Palaeopisthacanthidae
Palaeopisthacanthus schucherti n. gen. n. sp.8 Petrunkevitch 1913 scorpion
YPM 140
 Scorpiones - Anthracoscorpionidae
? Anthracoscorpio sp.7 Kušta 1889 scorpion
YPM 126 (Eoscorpius typicus in Petrunkevitch 1913)
 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 - Palaeobuthidae
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
 Opiliones - Nemastomoididae
"Protopilio longipes n. gen. n. sp." = Nemastomoides longipes8
"Protopilio longipes n. gen. n. sp." = Nemastomoides longipes8 Petrunkevitch 1913 harvestman
YPM 171
Insecta
 Eoblattida -
"Protoblattoidea" minor5 Handlirsch 1906 insect
YPM 58 unidentifiable larva
"Protoblattoidea" sellardsi5 Handlirsch 1906 insect
YPM 57 unidentifiable larva
 Eoblattida - Asyncritidae
Asyncritus reticulatus n. gen. n. sp.5
Asyncritus reticulatus n. gen. n. sp.5 Handlirsch 1911 insect
YPM 44
 Meganisoptera -
Paralogopsis longipes n. gen. n. sp.5
Paralogopsis longipes n. gen. n. sp.5 Handlirsch 1911 griffinfly
YPM 65
 Dicondylia - Syntonopteridae
Syntonoptera schucherti n. gen. n. sp.4
Syntonoptera schucherti n. gen. n. sp.4 Handlirsch 1911 winged insect
YPM 19
 Grylloblattodea - Epideigmatidae
Epideigma elegans n. gen. n. sp.5
Epideigma elegans n. gen. n. sp.5 Handlirsch 1911 ice crawler
YPM 45
 Dicondylia - Phyloblattidae
Phyloblatta diversipennis n. sp.5 Handlirsch 1911 winged insect
YPM 60
 Blattodea - Gyroblattidae
"Megablattina beecheri n. gen. n. sp." = Archoblattina beecheri11
"Megablattina beecheri n. gen. n. sp." = Archoblattina beecheri11 Sellards 1903 cockroach
 Blattodea -
Blattoidea sellardsiana n. sp.2, Blattoidea sp.2, Blattoidea schuchertiana n. sp.2, "Mylacris anceps n. sp." = Blattoidea anceps12, "Dipeltis carri n. sp." = Blattoidea carri2, "Blattoidea" melanderi5
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
Blattoidea schuchertiana n. sp.2 Handlirsch 1906 cockroach
M. diplodiscus in Schuchert, 1897 fig 4, 5
"Mylacris anceps n. sp." = Blattoidea anceps12 Sellards 1904 cockroach
"Dipeltis carri n. sp." = Blattoidea carri2 Schuchert 1897 cockroach
"Blattoidea" melanderi5 Handlirsch 1906 cockroach
YPM 63 unidentifiable larva
 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 - Mylacridae
Mylacris diplodiscus12, "? Mylacris sellardsii n. sp." = Mylacris sellardsi3, Orthomylacris contorta n. sp.5, Platymylacris paucinervis n. sp.5
Mylacris diplodiscus12 Packard 1885 cockroach
"? Mylacris sellardsii n. sp." = Mylacris sellardsi3 Handlirsch 1906 cockroach
Orthomylacris contorta n. sp.5 Handlirsch 1911 cockroach
YPM 61
Platymylacris paucinervis n. sp.5 Handlirsch 1911 cockroach
YPM 62
 Blattodea - Archimylacridae
"Etoblattina mazona" = Asemoblatta mazona12
"Etoblattina mazona" = Asemoblatta mazona12 Scudder 1882 cockroach
 Notoptera - Adeloblattidae
Adeloblatta sellardsi5 Handlirsch 1906 winged insect
 Dicondylia - Cheliphlebiidae
Cheliphlebia mazona n. sp.5 Handlirsch 1911 winged insect
YPM 46
 Protorthoptera - Apithanidae
Apithanus jocularis n. gen. n. sp.4
Apithanus jocularis n. gen. n. sp.4 Handlirsch 1911 winged insect
YPM 39
 Protorthoptera - Eucaenidae
"Eucaenus ovalis" = Eucaenus ovalis4, "Eucaenus minor n. sp." = Eucaenus ovalis5, "Eucaenus mazonus" = Eucaenus ovalis4
"Eucaenus ovalis" = Eucaenus ovalis4 Scudder 1885 winged insect
YPM 47-49
"Eucaenus minor n. sp." = Eucaenus ovalis5 Scudder 1885 winged insect
YPM 50
"Eucaenus mazonus" = Eucaenus ovalis4 Scudder 1885 winged insect
YPM 51
 Protorthoptera - Anthracothremmidae
Melinophlebia analis n. gen. n. sp.5, Pericalyphe longa n. gen. n. sp.5, Silphion latipenne n. gen. n. sp.5
Melinophlebia analis n. gen. n. sp.5 Handlirsch 1911 winged insect
YPM 55
Pericalyphe longa n. gen. n. sp.5 Handlirsch 1911 winged insect
YPM 54
Silphion latipenne n. gen. n. sp.5 Handlirsch 1911 winged insect
YPM 56
 Protorthoptera -
Eucaenus pusillus n. sp.5, Schuchertiella gracilis n. gen. n. sp.4
Eucaenus pusillus n. sp.5 Handlirsch 1911 winged insect
YPM 52
Schuchertiella gracilis n. gen. n. sp.4 Handlirsch 1911 winged insect
YPM 32
 Cnemidolestodea - Spanioderidae
"Spaniodera elatior n. sp." = Miamia bronsoni4, "Spaniodera lata n. sp." = Miamia bronsoni4, "Spaniodera acutipennis n. sp." = Miamia bronsoni4, "Spaniodera schucherti n. sp." = Miamia bronsoni4, "Spaniodera longicollis n. sp." = Miamia bronsoni4, "Spaniodera parvula n. sp." = Miamia bronsoni4, "Spaniodera angusta n. sp." = Miamia bronsoni4, Dieconeura mazona n. sp.4
"Spaniodera elatior n. sp." = Miamia bronsoni4 Dana 1864 winged insect
YPM 26
"Spaniodera lata n. sp." = Miamia bronsoni4 Dana 1864 winged insect
YPM 25
"Spaniodera acutipennis n. sp." = Miamia bronsoni4 Dana 1864 winged insect
YPM 28
"Spaniodera schucherti n. sp." = Miamia bronsoni4 Dana 1864 winged insect
YPM 27
"Spaniodera longicollis n. sp." = Miamia bronsoni4 Dana 1864 winged insect
YPM 24
"Spaniodera parvula n. sp." = Miamia bronsoni4 Dana 1864 winged insect
YPM 29
"Spaniodera angusta n. sp." = Miamia bronsoni4 Dana 1864 winged insect
YPM 30
Dieconeura mazona n. sp.4 Handlirsch 1911 winged insect
YPM 31
 Cnemidolestodea - Cnemidolestidae
Narkema taeniatum n. gen. n. sp.4
Narkema taeniatum n. gen. n. sp.4 Handlirsch 1911 winged insect
YPM 40
 Dicondylia - Geraridae
Anepitedius giraffa n. gen. n. sp.4, "Gerarus collaris n. sp." = Gerarus collaris4, "Gerarus longicollis n. sp." = Gerarus collaris4, "? Gerarus reductus n. sp." = Gerarus constrictus4, "Gerarus latus n. sp." = Gerarus constrictus4, Gerarulus radialis n. gen. n. sp.4
Anepitedius giraffa n. gen. n. sp.4 Handlirsch 1911 winged insect
YPM 38
"Gerarus collaris n. sp." = Gerarus collaris4 Handlirsch 1911 winged insect
YPM 34
"Gerarus longicollis n. sp." = Gerarus collaris4 Handlirsch 1911 winged insect
YPM 36
"? Gerarus reductus n. sp." = Gerarus constrictus4 Scudder 1885 winged insect
YPM 35
"Gerarus latus n. sp." = Gerarus constrictus4 Scudder 1885 winged insect
YPM 33
Gerarulus radialis n. gen. n. sp.4 Handlirsch 1911 winged insect
YPM 37
 Dicondylia - Cacurgidae
Spilomastax oligoneurus n. gen. n. sp.4, Cacurgus spilopterus n. gen. n. sp.4
Spilomastax oligoneurus n. gen. n. sp.4 Handlirsch 1911 winged insect
YPM 42
Cacurgus spilopterus n. gen. n. sp.4 Handlirsch 1911 winged insect
YPM 41
 Dicondylia - Eoblattidae
Anegertus cubitalis n. gen. n. sp.5
Anegertus cubitalis n. gen. n. sp.5 Handlirsch 1911 winged insect
YPM 43
 Megasecoptera -
Lameereites curvipennis n. gen. n. sp.5
Lameereites curvipennis n. gen. n. sp.5 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"
 Diaphanopterodea - Prochoropteridae
Prochoroptera calopteryx n. gen. n. sp.5
Prochoroptera calopteryx n. gen. n. sp.5 Handlirsch 1911 winged insect
YPM 67
 Palaeodictyoptera - Homoiopteridae
Scepasma gigas n. gen. n. sp.4, Amousus mazonus n. gen. n. sp.4, Ametretus laevis n. gen. n. sp.4
Scepasma gigas n. gen. n. sp.4 Handlirsch 1911 winged insect
YPM 22
Amousus mazonus n. gen. n. sp.4 Handlirsch 1911 winged insect
YPM 20
Ametretus laevis n. gen. n. sp.4 Handlirsch 1911 winged insect
YPM 23
 Palaeodictyoptera -
Diexodus debilis n. gen. n. sp.4
Diexodus debilis n. gen. n. sp.4 Handlirsch 1911 winged insect
YPM 21
 Palaeodictyoptera - Eubleptidae
"Athymodictya parva n. gen. n. sp." = Eubleptus danielsi4
"Athymodictya parva n. gen. n. sp." = Eubleptus danielsi4 Handlirsch 1906 winged insect
YPM 18
 Dicondylia -
Sypharoptera pneuma n. gen. n. sp.5
Sypharoptera pneuma n. gen. n. sp.5 Handlirsch 1911 winged insect
YPM 64
Myriapoda
 Pleurojulida - Pleurojulidae
Pleurojulus cf. biornatus15 Fritsch 1899 millipede
YPM 42861
 Zosterogrammida - Zosterogrammidae
Zosterogrammus stichostethus n. gen. n. sp.14 Wilson 2005 millipede
YPM 204068, 204067, 19819, 204066
Osteichthyes
 Eurynotiformes - Amphicentridae
"Platysomus orbicularis" = Amphicentrum orbiculare1
"Platysomus orbicularis" = Amphicentrum orbiculare1 Newberry and Worthen 1870
 Palaeonisciformes - Platysomidae
Platysomus circularis1 Newberry and Worthen 1870
 Dipnoi - Sagenodontidae
Sagenodus cristatus n. sp.1 Agassiz 1838 lungfish
Coelacanthimorpha
 Coelacanthiformes - Coelacanthidae
Coelacanthus exiguus1 Eastman 1902 coelacanth
Osteichthyes
 Actinopterygii - Haplolepidae
Pyritocephalus gracilis13 Westoll 1944 ray-finned fish
YPM 440
 Elonichthyiformes - Elonichthyidae
Elonichthys perpennatus1 Eastman 1902 ray-finned fish
Elonichthys disjunctus n. sp.1 Eastman 1903 ray-finned fish