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

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

• coordinate based on nearby landmark

• local area-level geographic resolution

When: Francis Creek Shale Member (Carbondale Formation), Westphalian D (311.4 - 306.9 Ma)

Environment/lithology: interdistributary bay; lithified, concretionary, sideritic mudstone

Size class: macrofossils

Preservation: mold/impression

Collected by L.E. Daniels; reposited in the UMMP, USNM

• Other specimens collected by Daniels on behalf of Lacoe are in the USNM, but some of this material is not recorded in the USNM database. Poliochera glabra is at UMMP according to Selden (1992).

Primary reference: A. I. Petrunkevitch. 1913. A monograph of the terrestrial Palaeozoic Arachnida of North America. Transactions of the Connecticut Acadamy of Arts and Sciences 18:1-137 [D. Smith/A. Kinchloe/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 146857: authorized by Matthew Clapham, entered by Matthew Clapham on 01.07.2013, edited by Conrad Labandeira and Jered Karr

Creative Commons license: CC BY (attribution)

Taxonomic list

Insecta
 Caloneurodea - Hapalopteridae
Aenigmatodes danielsi n. gen. n. sp.1
Aenigmatodes danielsi n. gen. n. sp.1 Handlirsch 1906 winged insect
reverse USNM 35578
 Blattodea - Archimylacridae
Asemoblatta danielsi n. sp.1 Handlirsch 1906 cockroach
reverse USNM 35577
 Blattodea - Mylacridae
Mylacris similis n. sp.1 Carpenter 1934 cockroach
Reverse USNM 35573
 Protorthoptera - Hadentomidae
Hadentomum americanum n. gen. n. sp.1
Hadentomum americanum n. gen. n. sp.1 Handlirsch 1906 winged insect
Reverse USNM 35579
 Orthoptera - Geraridae
Gerarus danielsi n. sp.1, Progenentomum carbonis n. gen. n. sp.1
Gerarus danielsi n. sp.1 Handlirsch 1906 grasshopper
Plastotype USNM 25928, reverse USNM 35574
Progenentomum carbonis n. gen. n. sp.1 Handlirsch 1906 grasshopper
reverse USNM 35580
 Megasecoptera -
Adiaphtharsia ferrea n. gen. n. sp.1
Adiaphtharsia ferrea n. gen. n. sp.1 Handlirsch 1906 winged insect
Daniels collection
 Palaeodictyoptera - Eubleptidae
Eubleptus danielsi n. gen. n. sp.1
Eubleptus danielsi n. gen. n. sp.1 Handlirsch 1906 winged insect
reverse USNM 35576
 Dicondylia -
Hypermegethes schucherti n. gen. n. sp.1
Hypermegethes schucherti n. gen. n. sp.1 Handlirsch 1906 winged insect
reverse USNM 35575
Arachnida
 Phalangiotarbida - Architarbidae
Architarbus rotundatus Scudder 1868 phalangiotarbid
 Phalangiotarbida - Heterotarbidae
Heterotarbus ovatus n. gen. n. sp.
Heterotarbus ovatus n. gen. n. sp. Petrunkevitch 1913 phalangiotarbid
 Trigonotarbida - Aphantomartidae
"Trigonomartus pustulatus" = Aphantomartus pustulatus
"Trigonomartus pustulatus" = Aphantomartus pustulatus Scudder 1884
 Araneae - Arthrolycosidae
Arthrolycosa danielsi n. sp. Petrunkevitch 1913 spider
 Amblypygi -
"Protophrynus carbonarius n. gen. n. sp." = Sorellophrynus carbonarius, Thelyphrynus elongatus n. gen. n. sp.
"Protophrynus carbonarius n. gen. n. sp." = Sorellophrynus carbonarius Petrunkevitch 1913 whip spider
Thelyphrynus elongatus n. gen. n. sp. Petrunkevitch 1913 whip spider
 Ricinulei - Poliocheridae
Poliochera glabra2 Petrunkevitch 1913 hooded tickspider
UMMP 7223
 Opiliones -
"Kustarachne conica n. sp." = Kustarachne tenuipes
"Kustarachne conica n. sp." = Kustarachne tenuipes Scudder 1890 harvestman
 Scorpiones - Kronoscorpionidae
"Eoscorpius danielsi n. sp." = Kronoscorpio danielsi
"Eoscorpius danielsi n. sp." = Kronoscorpio danielsi Petrunkevitch 1913 scorpion
UMMP 7216
 Scorpiones - Eoscorpiidae
"Trigonoscorpio americanus n. gen. n. sp." = Eoscorpius carbonarius
"Trigonoscorpio americanus n. gen. n. sp." = Eoscorpius carbonarius Meek and Worthen 1868 scorpion
UMMP 7224