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SMP Loc. 228

San Juan County, New Mexico
Directions
Next site in New Mexico4 miles east of Kimbetoh · 9 mi

Can I collect here?

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See who owns this land and whether it is claimedPro shows the owner, the claim on this spot and every claim within a mile.
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Based on our latest records, with claims updated from the BLM on Oct 3, 2026. Land and claims can change quickly, so check before you go.

Minerals on record here

1 mineral

Recorded here: fossil.

Nearby sites

All of New Mexico
9 mi4 miles east of KimbetohFossil10 miMeyers CreekFossil10 miNMMNH locality L-1063Fossil

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About SMP Loc. 228

SMP Loc. 228 is a fossil collection site in San Juan, New Mexico, cataloged in the Paleobiology Database. Fossils here come from the Kirtland Formation, dated to the Late Campanian (83.6–72.2 million years ago). The depositional environment is recorded as terrestrial indet. Documented finds include Adocus, Denazinemys nodosa, Neurankylus baueri, Baenidae, Basilemys gaffneyi, Trionyx robustus.

Geologic setting

Formation
Kirtland
Geologic interval
Late Campanian
Age
83.6–72.2 Ma
Depositional environment
terrestrial indet.
Recorded occurrences
14
Locality notes

Location based on local fauna

Fossils found here

Adocus
Reptilia · Adocidae
Denazinemys nodosa
Reptilia · Baenidae
Neurankylus baueri
Reptilia · Baenidae
Baenidae
Reptilia · Baenidae
Basilemys gaffneyi
Reptilia · Nanhsiungchelyidae
Trionyx robustus
Reptilia · Trionychidae
Aspideretoides
Reptilia · Plastomenidae
Plastomenidae
Reptilia · Plastomenidae
Trionychidae
Reptilia · Trionychidae
Testudines
Reptilia
Hadrosauridae
Ornithischia · Hadrosauridae

Records and references

Data: Paleobiology Database collection 154382 (CC BY 4.0) — view the source record

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Questions about SMP Loc. 228

Can you collect at SMP Loc. 228?

It depends on who owns the land and whether a mining claim covers it. BLM land usually allows hand collecting for personal use, national parks allow none, and private land needs the owner’s permission. Pro members see the owner and any claims at this spot.

What minerals are found at SMP Loc. 228?

Fossil.

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Source: Paleobiology Database.