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

Where: 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 (311.4 - 306.9 Ma)

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

• Illinois basin
• ironstone concretions

Size class: macrofossils

Preservation: mold/impression

Reposited in the FMNH

Primary reference: O. Béthoux. 2005. Reassigned and new basal Archaeorthoptera from the Upper Carboniferous of Mazon Creek (IL, USA). Journal of Orthoptera Research 14(2):121-126 [M. Clapham/J. Karr]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 112638: authorized by Matthew Clapham, entered by Jered Karr on 14.07.2011, edited by Matthew Clapham, Amy Delelli, Lindy Edwards and Sandra Schachat

Creative Commons license: CC BY (attribution)

Taxonomic list

Helenodora inopinata
  -
Helenodora inopinata10 Thompson and Jones 1980
FMNH PE 13966, 33380, 33822, 45049, 49784
Myriapoda
 Scolopendromorpha -
Mazoscolopendra richardsoni n. gen. n. sp.9 centipede
FMNH PE 22936, 29002, 28606, 32244
 Chilognatha -
Oniscomorpha indet.6 Pocock 1887 millipede
FMNH PE 10248, 29389, 13963
 Amynilyspedida - Amynilyspedidae
Amynilyspes wortheni6 Scudder 1882 millipede
FMNH PE 975, 2938, 12808, 12925, 13947, 22936, 29377, 29388, 32285
 Chilognatha -
? Sphaerotheriida indet.6 Brandt 1833 millipede
FMNH PE 29409, 29386
 Pleurojulida - Pleurojulidae
Pleurojulus cf. biornatus15 Fritsch 1899 millipede
Insecta
 Eoblattida - Idelinellidae
Rasstriga americana n. gen. n. sp.1
Rasstriga americana n. gen. n. sp.1 Aristov and Rasnitsyn 2012 insect
FMNH 26367
 Eoblattida - Protophasmatidae
Nectoptilus mazonus n. gen. n. sp., Protophasma galtieri n. sp.3
Nectoptilus mazonus n. gen. n. sp. Béthoux 2005 insect
FMNH PE 31978
Protophasma galtieri n. sp.3 Béthoux and Schneider 2010 insect
FMNH PE 52174
 Dicondylia - Syntonopteridae
"Lithoneura carpenteri n. sp." = Lithoneura mirifica13
"Lithoneura carpenteri n. sp." = Lithoneura mirifica13 Carpenter 1943 winged insect
FMNH 45248 (coll. Heinz Lowenstam, 1938)
 Meganisoptera -
Alanympha richardsoni n. gen. n. sp.7
Alanympha richardsoni n. gen. n. sp.7 Kukalova-Peck 2009 griffinfly
PE 29407
 Dicondylia -
Carbonympha herdinai n. gen. n. sp.7
Carbonympha herdinai n. gen. n. sp.7 Kukalova-Peck 2009 winged insect
PE 31972
 Palaeodictyoptera - Homoiopteridae
Mazonopterum wolfforum8 Kukalová-Peck and Richardson 1983 winged insect
FMNH PE 32042, unnumbered Herdina specimen
 Palaeodictyoptera - Spilapteridae
Bizarrea obscura n. gen. n. sp.12 Prokop et al. 2015 winged insect
FMNH PE 11269 (ex. Gertrude Hannen coll.)
Homaloneura cf. dabasinskasi12 Carpenter 1964 winged insect
FMNH PE 11268 (ex. Gertrude Hannen coll.)
 Paoliida - Anthracoptilidae
Adiphlebia lacoana2 Scudder 1885 winged insect
FMNH PE 3416, 60291
 Dicondylia - Omaliaidae
Anthrakoris aetherius n. gen. n. sp.13
Anthrakoris aetherius n. gen. n. sp.13 Richardson 1956 winged insect
FMNH PE145 (donated 1951, Mazon Creek area, not strip-mine type)
 Dicondylia - Geraridae
Nacekomia rossae n. gen. n. sp.13 Richardson 1956 winged insect
FMNH PE 791 (coll. Lillian Ross, 1948, from strip-mine area)
Gerarus danielsi4 Handlirsch 1906 winged insect
FMNH PE 5276, 31973, 31988, 32023, 32027, 32029, 32031
Gerarus vetus4 Scudder 1885 winged insect
FMNH PE 32022, 32024
Malacostraca
 Palaeocaridacea - Palaeocarididae
Palaeocaris typus11 Meek and Worthen 1865
FMNH PE 23237, 37957, 39796
Arachnida
 Ricinulei - Curculioididae
Curculioides gigas n. sp.14 Selden 1992 hooded tickspider
PE 784
Curculioides mcluckiei14 Selden 1992 hooded tickspider
PE 780
Amarixys stellaris n. sp.14 Selden 1992 hooded tickspider
PE 32184
 Ricinulei - Poliocheridae
Poliochera sp.14 Scudder 1884 hooded tickspider
PE 29375
Poliochera punctulata14 Scudder 1884 hooded tickspider
PE 32206
Enteropneusta
  - Harrimaniidae
Saccoglossus testa n. sp.5 Cameron 2016
FMNH PE 45216
  - Spengelidae
Mazoglossus ramsdelli n. sp.5 Bardack 1997
FMNH PE 45756, PE 81572, PE 81573, PE 81575, PE 23053, PE 45207, PE 29804, PE 81506, PE 81574