Pemberton Marl Company pit (Hornerstown) is a fossil collection site in Burlington, New Jersey, cataloged in the Paleobiology Database. Fossils here come from the Hornerstown Formation, dated to the Late Maastrichtian (72.2–66 million years ago). The depositional environment is recorded as marginal marine indet. Documented finds include Laornis edvardsianus, Dyrosauridae, Osteopygis emarginatus, Adocus striatula, Homorophus insuetus, Euclastes wielandi.

Geologic setting

Formation: Hornerstown
Geologic interval: Late Maastrichtian
Age: 72.2–66 Ma
Depositional environment: marginal marine indet.
Recorded occurrences: 14

Locality notes

Pemberton Marl Company pit, Birmingham

Fossils found here

Laornis edvardsianus

Aves · Graculavidae

Dyrosauridae

Reptilia · Dyrosauridae

Osteopygis emarginatus

Reptilia · Macrobaenidae

Adocus striatula

Reptilia · Adocidae

Homorophus insuetus

Reptilia · Adocidae

Euclastes wielandi

Reptilia · Euclastidae

Gavialoidea

Reptilia

Mosasaurus depressus

Reptilia · Mosasauridae

Agomphus pectoralis

Reptilia · Kinosternoidea

Prognathodon sectorius

Reptilia · Mosasauridae

Thoracosaurus neocesariensis

Reptilia · Gavialidae

Edaphodon

Chondrichthyes · Edaphodontidae

Records and references

Data: Paleobiology Database collection 87902 (CC BY 4.0) — view the source record

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Questions about Pemberton Marl Company pit (Hornerstown)

Can you collect at Pemberton Marl Company pit (Hornerstown)?

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 Pemberton Marl Company pit (Hornerstown)?

Fossil.

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What to bring

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Meteorite nearbyA 1 kg stony meteorite fell at Titusville in 2023, 25 miles from here.

Source: Paleobiology Database.