Gilliland is a fossil collection site in Knox and Baylor, Texas, cataloged in the Paleobiology Database. Fossils here come from the Seymour Formation, dated to the Irvingtonian (1.4–0.21 million years ago). The depositional environment is recorded as terrestrial indet. Documented finds include Procyon, Canis latrans, Canis armbrusteri, Miracinonyx studeri, Homotherium latidens, Cynomys ludovicianus.

Geologic setting

Formation: Seymour
Geologic interval: Irvingtonian
Age: 1.4–0.21 Ma
Depositional environment: terrestrial indet.
Recorded occurrences: 29

Fossils found here

Procyon

Mammalia · Procyonidae

Canis latrans

Mammalia · Canidae

Canis armbrusteri

Mammalia · Canidae

Miracinonyx studeri

Mammalia · Felidae

Homotherium latidens

Mammalia · Felidae

Cynomys ludovicianus

Mammalia · Sciuridae

Ondatra annectens

Mammalia · Cricetidae

Nothrotherium texanum

Mammalia · Nothrotheriidae

Paramylodon harlani

Mammalia · Mylodontidae

Holmesina septentrionalis

Mammalia · Pampatheriidae

Glyptotherium texanum

Mammalia · Glyptodontidae

Morrillia barbouri

Mammalia · Gomphotheriidae

Cuvieronius

Mammalia · Gomphotheriidae

Mammuthus hayi

Mammalia · Elephantidae

Sylvilagus floridanus

Mammalia · Leporidae

Platygonus vetus

Mammalia · Tayassuidae

Camelidae

Mammalia · Camelidae

Camelops

Mammalia · Camelidae

Hemiauchenia macrocephala

Mammalia · Camelidae

Odocoileus virginianus

Mammalia · Cervidae

Capromeryx

Mammalia · Antilocapridae

Tetrameryx knoxensis

Mammalia · Antilocapridae

Equus giganteus

Mammalia · Equidae

Equus mexicanus

Mammalia · Equidae

Equus calobatus

Mammalia · Equidae

Tapirus (Helicotapirus) haysii

Mammalia · Tapiridae

Hesperotestudo

Reptilia · Testudinidae

Agriocharis anza

Reptilia · Meleagridae

Canis edwardii

Mammalia · Canidae

Records and references

Data: Paleobiology Database collection 20342 (CC BY 4.0) — view the source record

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Questions about Gilliland

Can you collect at Gilliland?

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 Gilliland?

Fossil.

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What to bring

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Meteorite nearbyA 51.8 kg stony meteorite was found at Benjamin in 1969, 21 miles from here.

Source: Paleobiology Database.