Holothurian sclerites from the Lodgepole limestone Formation, Madison Co., MT (Carboniferous to of the United States)

Where: Madison County, Montana (45.7° N, 111.0° W: paleocoordinates 7.0° S, 44.4° W)

• coordinate based on nearby landmark

• local area-level geographic resolution

When: Lodgepole limestone Formation (Madison Group), Kinderhookian to Kinderhookian (360.7 - 353.8 Ma)

• formation-level stratigraphic resolution

Environment/lithology: fine-grained, shelly/skeletal limestone

• 'This formation is a thick (585 ft) sequence of fine-grained limestones that include some alternating units of medium to coarse crinoidal limestones'.

Size class: microfossils

Preservation: original calcite

Collection methods: chemical, sieve,

• All studied specimens are in the paleontologic collections of the University of Notre Dame (UND), Notre Dame, Indiana and University of Missouri (UMo), Columbia.

Primary reference: R. C. Gutschick, W. F. Canis, and K. G. Brill, Jr. 1967. Kinderhook (Mississippian) holothurian sclerites from Montana and Missouri. Journal of Paleontology 41(6):1461-1480 [M. Patzkowsky/J. Bonelli/J. Bonelli]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 41442: authorized by Mark Patzkowsky, entered by James Bonelli on 14.07.2004

Creative Commons license: CC BY (attribution)

Taxonomic list

• The author does not present taxa lists for each locality; rather a single list is presented for the entire formation.
Ophiocistioidea
  - Rotasacciidae
Microantyx botoni Gutschick 1959
Holothuroidea
  - Priscopedatidae
"Priscopedatus spicaudina" = Clavallus spicaudina
"Priscopedatus spicaudina" = Clavallus spicaudina Gutschick et al. 1967 sea cucumber
 Dendrochirotida - Calclamnidae
Eocaudina marginata Langenheim and Epis 1957 sea cucumber
"Eocaudina spicata" = Thuroholia spicatus Gutschick 1959 sea cucumber
 Apodida - Achistridae
Achistrum coloculum, "Achistrum monochordata" = Achistrum monochordata, "Achistrum bartensteini" = Achistrum monochordata, Achistrum gamma
Achistrum coloculum Gutschick et al. 1967 sea cucumber
"Achistrum monochordata" = Achistrum monochordata Hodson et al. 1956 sea cucumber
"Achistrum bartensteini" = Achistrum monochordata Hodson et al. 1956 sea cucumber
Achistrum gamma Hodson et al. 1956 sea cucumber
 Apodida - Myriotrochidae
"Rota campbelli" = Langepis campbelli Gutschick 1959 sea cucumber
Thalattocanthus consonus Carini 1962 sea cucumber