Colchester (No. 2) Coal Member Maceration 1386 A-B: Bashkirian - Gzhelian, Illinois

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
unclassified
Elaterites triferens microspore
Schopfites carbondalensis microspore
Schopfites colchesterensis microspore
Schopfites dimorphus microspore
Schopfites cf. dimorphus microspore
Kewaneesporites reticuloides microspore
Spackmanites cf. facierugosus microspore
Vestispora colchesterensis microspore
Vestispora fenestrata microspore
Vestispora foveata microspore
Vestispora laevigata microspore
Vestispora profunda microspore
Vestispora pseudoreticulata microspore
Mooreisporites inusitatus microspore
Grumosisporites cf. rufus microspore
Crassispora plicata microspore
Cadiospora fithiana microspore
Cadiospora magna microspore
Vallatisporites informal sp. 1 microspore
Reinschospora magnifica microspore
Reinschospora triangularis microspore
Savitrisporites asperatus microspore
Savitrisporites majus microspore
Torispora securis microspore
Wilsonites delicatus microspore
Wilsonites vesicatus microspore
Hymenospora multirugosa microspore
Hymenospora paucirugosa microspore
Paleospora fragila microspore
Complexisporites chalonerii microspore
Occurrence of the single specimen observed may be due to contamination of sample
Alatisporites hexalatus microspore
Alatisporites punctatus microspore
Alatisporites trialatus microspore
Raistrickia aculeolata microspore
Raistrickia breveminens microspore
Raistrickia carbondalensis microspore
Raistrickia crinita microspore
Raistrickia crocea microspore
Raistrickia dispar microspore
Raistrickia cf. fibrata microspore
Raistrickia irregularis microspore
Raistrickia lacerata microspore
Raistrickia lowellensis microspore
Raistrickia pilosa microspore
Raistrickia pontiacensis microspore
Raistrickia solaria microspore
Raistrickia subcrinita microspore
Raistrickia superba microspore
Raistrickia informal sp. 1 microspore Potonié and Kremp 1954
Raistrickia informal sp. 3 microspore Potonié and Kremp 1954
Cristatisporites alpernii microspore
Florinites antiquus microspore
Florinites grandis microspore
Florinites similis microspore
Florinites visendus microspore
Densosporites cf. lobatus microspore
Densosporites sphaerotriangularis microspore
Densosporites triangularis microspore
Dictyotriletes densoreticulatus microspore
Dictyotriletes distortus microspore
Dictyotriletes cf. reticulocingulum microspore
Triquitrites additus microspore
Triquitrites bransonii microspore
Triquitrites crassus microspore
Triquitrites desperatus microspore
Triquitrites dividuus microspore
Triquitrites exiguus microspore
Triquitrites minutus microspore
Triquitrites protensus microspore
Triquitrites pulvinatus microspore
Triquitrites sculptilis microspore
Triquitrites spinosus microspore
Triquitrites subspinosus microspore
Triquitrites trigonappendix microspore
Triquitrites informal sp. 1 microspore Wilson and Coe
Triquitrites cf. additus microspore
Triquitrites cf. arculatus microspore
Vesicaspora wilsonii microspore
Lycopodiopsida - Lycopodiales - Lycopodiaceae
Reticulatisporites lacunosus microspore
Reticulatisporites informal sp. 1 microspore Ibrahim 1933
unclassified
Camptotriletes bucculentus microspore
Camptotriletes triangularis microspore
Thymospora pseudothiessenii microspore
Indospora boletus microspore
Cirratriradites annulatus microspore
Cirratriradites annuliformis microspore
Knoxisporites rotatus microspore
Endosporites globiformis microspore
Endosporites plicatus microspore
Converrucosisporites subverrucosus microspore
Lycopsida
Lycospora brevijuga microspore
Lycospora granulata microspore
Lycospora paulula microspore
Lycospora punctata microspore
Lycospora subjuga microspore
Lycospora torquifer microspore
unclassified
Microreticulatisporites sulcatus microspore
Apiculatisporis abditus microspore
Apiculatisporis lappites microspore
Apiculatisporis setulosus microspore
Pteridopsida
Leiotriletes levis microspore
Leiotriletes notatus microspore
Leiotriletes pseudolevis microspore
Leiotriletes gracilis microspore Menéndez 1965
Leiotriletes adnatoides microspore Potonié and Kremp 1954
Granulatisporites granularis microspore
Granulatisporites livingstonensis microspore
Granulatisporites pannosites microspore
Granulatisporites informal sp. 1 microspore Potonié and Kremp 1954
Granulatisporites cf. parvus microspore Potonié and Kremp 1954
Polypodiopsida - Schizaeales
Convolutispora cf. florida microspore
Convolutispora fromensis microspore
Convolutispora informal sp. 2 microspore Hoffmeister et al. 1955
Polypodiopsida
Verrucosisporites compactus microspore
Verrucosisporites donarii microspore
Verrucosisporites firmus microspore
Verrucosisporites microtuberosus microspore
Verrucosisporites verrucosus microspore
Verrucosisporites informal sp. 1 microspore Potonie and Kremp 1954
Polypodiopsida - Polypodiaceae
Laevigatosporites desmoinensis microspore
Laevigatosporites globosus microspore
Laevigatosporites medius microspore
Laevigatosporites minutus microspore
Laevigatosporites ovalis microspore
Laevigatosporites vulgaris microspore Ibrahim 1933
Laevigatosporites punctatus microspore Venkatachala and Kar 1968
unclassified
Punctatisporites aerarius microspore
Punctatisporites decorus microspore
Punctatisporites minutus microspore
Punctatisporites nahannensis microspore
Punctatisporites obliquus microspore
Punctatisporites orbicularis microspore
Punctatisporites cf. pseudolevatus microspore
Punctatisporites vermiculatus microspore
Punctatisporites informal sp. 1 microspore Potonié and Kremp 1954
Lophotriletes commissuralis microspore
Lophotriletes copiosus microspore
Lophotriletes cf. granoornatus microspore
Lophotriletes mosaicus microspore
Lophotriletes pseudaculeatus microspore
Lophotriletes rarispinosus microspore
Lophotriletes informal sp. 1 microspore Potonié and Kremp 1954
Sphenopsida
Calamospora breviradiata microspore
Calamospora flava microspore
Calamospora hartungiana microspore
Calamospora minuta microspore
Calamospora mutabilis microspore
Calamospora pedata microspore
Calamospora straminea microspore
unclassified
Acanthotriletes dimorphus microspore
Maculatasporites punctatus microspore
Angiospermae - Buxales
Tuberculatosporites robustus microspore
unclassified
Anapiculatisporites grundensis microspore
Anapiculatisporites spinosus microspore
Cyclogranisporites cf. aureus microspore
Cyclogranisporites breviradiata microspore
Cyclogranisporites micaceus microspore
Cyclogranisporites microgranus microspore
Cyclogranisporites minutus microspore
Cyclogranisporites staplini microspore
Cyclogranisporites informal sp. 1 microspore Potonié and Kremp 1954
Perotriletes parvigracilus microspore
Pustulatisporites crenatus microspore
Pustulatisporites informal sp. 1 microspore Potonié and Kremp 1954
see common names

Geography
Country:United States State/province:Illinois
Coordinates: 40.0° North, 88.0° West (view map)
Paleocoordinates:6.5° South, 24.3° West
Basis of coordinate:estimated from map
Geographic resolution:small collection
Time
Period:Carboniferous
*Period:Late/Upper Carboniferous
Key time interval:Bashkirian - Gzhelian
Age range of interval:323.20000 - 298.90000 m.y. ago
* legacy (obsolete) database fields
Stratigraphy
Geological group:Kewanee Formation:Carbondale Member:Colchester (No. 2) Coal
Regional section:Illinois Basin
Stratigraphic resolution:bed
Lithology and environment
Primary lithology: coal
Lithology description: From Peppers 1970 page 35, "The Colchester (No. 2) Coal is the basal member of the Carbondale Formation of Illinois (Kosanke et. al, 1960, .34). It is the most widedspread coal in the Illinois Basin and probably is not only the most widely traceable but also one of the most economically important coals in North America. In Illinois it attains its maximum thickness of about 4 feet in the western and northern part of the state, where it is extensivly mined."
Environment:terrestrial indet.
Taphonomy
Modes of preservation:mold/impression,original carbon
Size of fossils:microfossils
Collection methods and comments
Collection methods:core,chemical,mechanical,field collection
Reason for describing collection:taxonomic analysis
Taxonomic list comments:The microfossils of the No. 2 Coal from the area of the type locaity in McDonough COunty (sample site 1, macerations 1386-A and 1386-B), where it is 24 inches thick, are being reported for the first time. The coal there yielded 96 taxa, the maximum number foud at any single locality of the No. 2 Coal.
Metadata
Database number:23577
Authorizer:H. Sims Enterer:H. Lindon, J. Cassara
Modifier:A. McGowan Research group:paleobotany
Created:2002-07-17 07:47:06 Last modified:2003-10-09 15:17:11
Access level:the public Released:2002-07-17 07:47:06
Creative Commons license:CC BY
Reference information

Primary reference:

6718. R. A. Peppers. 1970. Correlation and Palynology of Coals in the Carbondale and Spoon Formations (Pennsylvanian) of the Northeastern Part of the Illinois Basin. Illinois State Geological Survey Bulletin 93:1-174 [H. Sims/H. Lindon/J. Cassara]