Where: Mexico (20.8° N, 98.6° W: paleocoordinates 9.4° S, 44.2° W)
• coordinate estimated from map
• outcrop-level geographic resolution
When: Tuzancoa Formation, Asselian (298.9 - 295.5 Ma)
• Fusulinid Leptotriticites victorioensis associated with brachiopods and trilobites
• group of beds-level stratigraphic resolution
Environment/lithology: lithified limestone
Size class: macrofossils
Preservation: mold/impression
Collection methods: peel or thin section,
Primary reference: F. Sour-Tovar, A. PĂ©rez-Huerta, S. A. Quiroz-Barroso and E. Centeno-Garcia. 2005. Braquiopodos y trilobite del Permico Inferior del noroeste del Estado de Hidalgo, Mexico. Revista Mexicana de Ciencias Geologicas 22:24-35 [M. Clapham/M. Clapham]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 117974: authorized by Matthew Clapham, entered by Matthew Clapham on 29.09.2011, edited by Pete Wagner
Creative Commons license: CC BY (attribution)
Taxonomic list
Foraminifera | |
Gastropoda | |
Strobeus cf. welleri Knight 1931 snail | |
Glabrocingulum cf. coronatum Chronic 1952 snail | |
? Bellerophon sp. de Montfort 1808 snail | |
Babylonites sp. Yochelson 1956 snail | |
? Naticopsis sp. M'Coy 1844 snail | |
Bivalvia | |
Posidoniella sp. Koninck 1885 clam | |
? Palaeolima sp. Hind 1903 file clam | |
Cyrtorostra cf. varicostata Branson 1930 scallop | |
Obliquipecten sp. Hind 1903 scallop
Aviculopecten cf. basilicus Newell 1938 scallop | |
Streblopteria montpelierensis Girty 1910 scallop
Streblochondria sculptilis Miller 1891 scallop | |
Acanthopecten coloradoensis Newberry 1861 scallop | |
Cassianoides sp. Newell and Boyd 1995 scallop | |
Euchondria cf. cooperi Newell and Boyd 1995 scallop | |
Bakevellia sp. King 1848 oyster | |
Leptodesma (Leptodesma) cf. falcata Boyd and Newell 2001 oyster | |
Promytilus sp. Newell 1942 mussel | |
Sanguinolites sp. M'Coy 1844 clam | |
? Solenomorpha sp. Cockerell 1903 clam | |
Astartella subquadrata Girty 1909 clam | |
Eoastarte subcircularis Ciriacks 1963 clam
Schizodus texanus Clifton 1942 clam | |
Lyroschizodus cf. orbicularis Newell and Boyd 1975 clam | |
? Nuculopsis sp. Girty 1912 nut clam | |
Strophomenata | |
Derbyoides cf. dunbari Cooper and Grant 1974 | |
Dasysaria sp. Cooper and Grant 1969 | |
Krotovia sp. Fredericks 1928 | |
Rhynchonellata | |
? Holosia sp. Cooper and Grant 1976 | |
Spiriferellina tricosa Cooper and Grant 1976 | |
Neospirifer sp. Fredericks 1919
Neospirifer cf. amphigyus Cooper and Grant 1976 | |
Trilobita | |
"Anisopyge whitei" = Ditomopyge whitei
"Anisopyge whitei" = Ditomopyge whitei Pabian and Fagerstrom 1972 trilobite |