Laborcita, Sacramento Mts., New Mexico (Carboniferous of the United States)

Also known as Reef 328

Where: New Mexico (33.1° N, 106.0° W: paleocoordinates 2.0° S, 37.8° W)

• coordinate based on unpublished field data

• small collection-level geographic resolution

When: Laborcita Formation, Gzhelian (303.7 - 298.9 Ma)

• Age indicated as Wolfcampian. Laborcita Fm fusulinids are basal Wolfcampian, Gzhelian of international scale.

• group of beds-level stratigraphic resolution

Environment/lithology: reef, buildup or bioherm; lithified bindstone

• mound-shaped masses (1 x 1.5 m) of algal-foraminiferal limestones

Size classes: macrofossils, mesofossils, microfossils

Collection methods: bulk, chemical, peel or thin section,

Primary reference: D. F. Toomey and J. M. Cys. 1979. Community succession in small bioherms of algae and sponges in the Lower Permian of New Mexico. Lethaia 12:65-74 [W. Kiessling/W. Kiessling/W. Kiessling]more details

Purpose of describing collection: paleoecologic analysis

PaleoDB collection 34658: authorized by Wolfgang Kiessling, entered by Wolfgang Kiessling on 15.09.2003

Creative Commons license: CC BY (attribution)

Taxonomic list

 Ammodiscoidea - Ammodiscidae
Tolypammina sp. Rhumbler 1895
 Textulariina - Hyperamminidae
Hyperammina sp. Brady 1879
 Athyridida - Athyrididae
Composita sp. Brown 1849
 Epipolasida - Heliospongiidae
Heliospongia sp. Girty 1908 demosponge
End reef builders
 Cryptonemiales - Archaeolithophyllaceae
 Miliolida - Miliolidae