Where: Kentucky (38.2° N, 84.8° W)
• Paleocoordinates: 17.4° S, 114.5° W (Wright 2013)
• local area-level geographic resolution
When: Brannon Member (Lexington Formation), Chatfieldian (453.8 - 451.0 Ma)
• This publication was made prior to modern stratigraphic nomenclature; it is now known that Beecher's Brachiospongia beds were from the Brannon
• member-level stratigraphic resolution
Environment/lithology: deep subtidal ramp; lithified mudstone and lithified, shelly/skeletal, cherty/siliceous packstone
Size class: macrofossils
Preservation: mold/impression, original calcite, original silica
Primary reference: C. E. Beecher. 1889. Brachiospongidae: a memoir on a group of Silurian sponges. Memoirs of the Peabody Museum of Yale University 2:1-28 [S. Holland/S. Holland/S. Holland]more details
Purpose of describing collection: biostratigraphic analysis
PaleoDB collection 37834: authorized by Steven Holland, entered by Steven Holland on 25.03.2004, edited by Pete Wagner
Creative Commons license: CC0 (CC0)
Taxonomic list
Ostracoda | |
Leperditia sp. Rouault 1851 ostracod | |
"Beyrichia chambersi" = Ceratopsis chambersi
"Beyrichia chambersi" = Ceratopsis chambersi Miller 1874 ostracod | |
Trilobita | |
Cyphaspis sp. Burmeister 1843 trilobite | |
Gastropoda | |
Bellerophontoidea indet. M'Coy 1851 snail | |
"Cyclora minuta" = Cyclonema minuta
"Cyclora minuta" = Cyclonema minuta Hall 1845 snail | |
Bivalvia | |
"Tellinomya obliqua" = Ctenodonta obliqua
"Tellinomya obliqua" = Ctenodonta obliqua Hall 1845 clam | |
"Cleidophorus fabula" = Nuculites
"Cleidophorus fabula" = Nuculites clam | |
Tergomya | |
"Microceras inornatum" = Cyrtolites inornatum
"Microceras inornatum" = Cyrtolites inornatum Hall 1845 | |
Polychaeta | |
Eunicites sp. Ehlers 1868 | |
Hyolitha | |
"Theca parviuscula" = Hyolithes
"Theca parviuscula" = Hyolithes | |
Stenolaemata | |
Monticulipora sp. d'Orbigny 1850 | |
Rhynchonellata | |
Zygospira modesta Hall 1847 | |
Orthis testudinaria Dalman 1828 | |
Pterobranchia | |
"Diplograptus putillus" = Climacograptus putillus
"Diplograptus putillus" = Climacograptus putillus Hall 1865 climacograptid | |
Scyphozoa | |
Conularia trentonensis jellyfish | |
unclassified | |
Porifera indet. Grant 1836 | |
Hexactinellida | |
Brachiospongia digitata Owen 1858 glass sponge | |
| |
Demospongiae | |
Hindia parva demosponge |