UNSM35242, Rattlesnake Canyon, Guadalupe Mountains (Permian of the United States)

Where: New Mexico (32.2° N, 104.5° W: paleocoordinates 4.2° N, 33.0° W)

• coordinate stated in text

• small collection-level geographic resolution

When: Capitan Formation, Capitanian (264.3 - 259.5 Ma)

• bed-level stratigraphic resolution

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

Size class: macrofossils

Collection methods: peel or thin section,

Primary reference: R. M. Finks, R. E. H. Reid, and J. K. Rigby. 2004. Porifera (revised) (Demospongea, Hexactinellida, Heteractinida, Calcarea). In J. K. Rigby (ed.), Treatise on Invertebrate Paleontology E revised(3):1-872 [W. Kiessling/W. Kiessling/P. Novack-Gottshall]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 121950: authorized by Matthew Clapham, entered by Matthew Clapham on 12.12.2011

Creative Commons license: CC BY (attribution)

Taxonomic list

Demospongiae
 Agelasida - Thaumastocoeliidae
Sollasia ostiolata Steinmann 1882 demosponge
 Agelasida - Guadalupiidae
Lemonea micra Rigby et al. 1998 demosponge