Del Norte, Cerro de Cristo Rey, New Mexico (Cretaceous to of the United States)

Where: Dona Ana County, New Mexico (31.4° N, 106.5° W: paleocoordinates 31.0° N, 67.9° W)

• coordinate stated in text

• outcrop-level geographic resolution

When: Del Norte Formation, Middle Albian to Middle Albian (109.0 - 99.6 Ma)

• Lower Clay Member and upper calcareous member

• formation-level stratigraphic resolution

Environment/lithology: open shallow subtidal; poorly lithified claystone and lithified limestone

• Lower member: calcareous shale interbedded with sandstone and nodular limestone. Upper member: fossiliferous limestone interbedded with shale

Size class: macrofossils

Collection methods: quarrying, peel or thin section,

Primary reference: D. Turnsek, D. V. LeMone, and R. W. Scott. 2003. Tethyan Albian corals, Cerro de Cristo Rey Uplift, Chihuahua and New Mexico. Cretaceous Stratigraphy and Paleoecology, Texas and Mexico: Perkins Memorial Volume. Gulf Coast Section Society of Economic Paleontologists and Mineralogists Foundation, Special Publications in Geology 1:147-185 [W. Kiessling/W. Kiessling/W. Kiessling]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 35096: authorized by Wolfgang Kiessling, entered by Wolfgang Kiessling on 10.11.2003

Creative Commons license: CC BY (attribution)

Taxonomic list

• Only corals studied in detail
Polychaeta
 Sabellida - Serpulidae
Serpulidae indet. Rafinesque 1835
Bivalvia
  -
Bivalvia indet. Linnaeus 1758 clam
 Pectinida - Pectinoidae
Pectinidae indet. Wilkes 1810 scallop
 Ostreida - Gryphaeidae
Exogyra sp. Say 1820 oyster
 Ostreida - Ostreidae
Ostreidae indet. Rafinesque 1815 oyster
Gastropoda
  -
Gastropoda indet. Cuvier 1797 snail
 Sorbeoconcha - Turritellidae
Turritellidae indet. Lovén 1847 turret shell
Cephalopoda
 Ammonoidea -
Ammonitida indet. Hyatt 1889 ammonite
Echinoidea
  -
Echinoidea indet. Leske 1778 sea urchin
Anthozoa
 Scleractinia - Caryophylliidae
Coelosmilia texana, "Paratrochocyathus crassus" = Trochocyathus crassus, "Paratrochocyathus conulus" = Trochocyathus conulus, "Platytrochopsis lashensis" = Trochocyathus, "Paratrochocyathus collignoni" = Trochocyathus collignoni
Coelosmilia texana Conrad 1857 stony coral
"Paratrochocyathus crassus" = Trochocyathus crassus Alloiteau 1958 stony coral
"Paratrochocyathus conulus" = Trochocyathus conulus Phillips 1829 stony coral
"Platytrochopsis lashensis" = Trochocyathus stony coral
"Paratrochocyathus collignoni" = Trochocyathus collignoni Alloiteau 1958 stony coral
unclassified
  -
Porifera indet. Grant 1836