Dove Spring Formation

Geologic formation in the Mojave Desert, California, U.S. From Wikipedia, the free encyclopedia

The Dove Spring Formation (formerly the Ricardo Formation) is a geologic formation in the western Mojave Desert of California.[1] It preserves fossils dating back to the Miocene epoch of the Neogene period.

TypeGeological formation
Unit ofRicardo Group[1]
OverliesCudahy Camp Formation[1]
Thickness1,800 meters[1]
Quick facts Type, Unit of ...
Dove Spring Formation
Stratigraphic range: Miocene
~13.5–7.3 Ma [1]
TypeGeological formation
Unit ofRicardo Group[1]
OverliesCudahy Camp Formation[1]
Thickness1,800 meters[1]
Location
RegionCalifornia
CountryUnited States
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Fossil content

Color key
Taxon Reclassified taxon Taxon falsely reported as present Dubious taxon or junior synonym Ichnotaxon Ootaxon Morphotaxon
 Notes
Uncertain or tentative taxa are in small text; crossed out taxa are discredited.

Mammals

Bats

More information Bats reported from the Dove Spring Formation, Genus ...
Bats reported from the Dove Spring Formation
GenusSpeciesPresence MaterialNotesImages
Chiroptera Gen. et. sp. undetermined Kern County, California.[1] A bat.
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Carnivorans

More information Carnivorans reported from the Dove Spring Formation, Genus ...
Carnivorans reported from the Dove Spring Formation
GenusSpeciesPresence MaterialNotesImages
Barbourofelis B. osborni Kern County, California.[1] Junior synonym of B. whitfordi.
B. whitfordi Red Canyon & other localities, Kern County, California.[2] Teeth & mandible.[2] A barbourofelid.
B. sp. LACM localities 6260 & 1108, Kern County, California.[2] Left partial humerus (LACM 140853) & left distal humerus (LACM 59336).[2] A barbourofelid also found in the Green Valley Formation.
Bassariscus B. sp. Kern County, California.[1] A procyonid.
Borophagus B. littoralis Red Rock Canyon, Kern County, California.[3] Left maxillary (LACM 143520).[3] A borophagine dog also found in the Green Valley, Santa Margarita & Chanac formations.
Carpocyon C. robustus Kern County, California.[3] Partial skeleton (UCMP 33569).[3] A borophagine dog.
cf. Eomellivora cf. E. sp. Kern County, California.[1] A large mustelid similar to the honey badger.
Epicyon E. aphobus Kern County, California.[1] Junior synonym of E. haydeni.
E. haydeni Ricardo Fauna, Kern County, California.[3] Skull elements.[3] A borophagine dog.
E. saevus Ricardo Fauna, Kern County, California.[1][3] Ramal elements.[3] A borophagine dog.
"Felis" "F." sp. Kern County, California.[1] A small felid.
Ischyrocyon I. gidleyi Last Chance Gulch, Kern County, California.[4] A bear-dog.
I. mohavensis Kern County, California.[1] Junior synonym of I. gidleyi.
Leptocyon L. vafer Kern County, California (lower & upper parts of the formation).[1][5] Skull elements.[5] A canine dog.
Martinogale M. faulli Red Rock Canyon, Kern County, California.[6] A nearly-complete skull (LACM 56230).[6] A skunk.
M. sp. Kern County, California.[1] A skunk.
"Mephitis" "M." sp. Kern County, California.[1] A skunk.
Metalopex M. macconnelli Red Rock Canyon, Kern County, California.[5] Skull elements.[5] A fox also found in the Milk Creek Formation & Malheur County, Oregon.
Mustela ?M. buwaldi Kern County, California.[1] A weasel.
Osteoborus O. diabloensis Kern County, California.[1] Junior synonym of Borophagus littoralis.[3]
Pseudaelurus P. sp. Kern County, California.[1] A felid.
Tomarctus T. robustus Kern County, California.[1] Moved to the genus Carpocyon.[3]
T. sp. Kern County, California.[1] A borophagine dog.
"Vulpes" "V." sp. Kern County, California.[1] A fox.
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Eulipotyphlans

More information Eulipotyphlans reported from the Dove Spring Formation, Genus ...
Eulipotyphlans reported from the Dove Spring Formation
GenusSpeciesPresence MaterialNotesImages
Alluvisorex A. chasseae Kern County, California.[1] A shrew.
Erinaceidae Erinaceidae "A" Kern County, California.[1] An erinaceid.
Lanthanotherium L. sp. Kern County, California.[1] An erinaceid.
Limnoecus L. sp. Kern County, California.[1] A shrew.
Scapanus S. (Xeroscapheus) shultzi Kern County, California.[1] A mole.
"Sorex" "S." sp. Kern County, California.[1] A shrew.
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Lagomorphs

More information Lagomorphs reported from the Dove Spring Formation, Genus ...
Lagomorphs reported from the Dove Spring Formation
GenusSpeciesPresence MaterialNotesImages
Hesperolagomys H. sp. Kern County, California.[1] A pika.
Hypolagus H. sp. Kern County, California.[1] A leporid.
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Proboscideans

More information Proboscideans reported from the Dove Spring Formation, Genus ...
Proboscideans reported from the Dove Spring Formation
GenusSpeciesPresence MaterialNotesImages
Gomphotherium G. sp. Kern County, California.[1] A gomphothere.
Serbelodon S. burnhami Ricardo, Kern County, California.[1][7] Anterior portion of a mandible (F:AM 18228) & 2 tusk fragments (F:AM 18228A & 18228B).[7] An amebelodontid.
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Rodents

More information Rodents reported from the Dove Spring Formation, Genus ...
Rodents reported from the Dove Spring Formation
GenusSpeciesPresence MaterialNotesImages
Acrolophomys A. rhodopetros Teeth & dentary.[8] A cricetid.
Ammospermophilus A. sp. Kern County, California.[1] An antelope squirrel.
Antecalomys A. coxae Many teeth.[8] A sigmodontine.
Bensonomys B. sp. Kern County, California.[8] Maxillae, a dentary & teeth.[8] A sigmodontine.
Copemys C. dentalis Kern County, California.[1] Dentaries & teeth.[8] A cricetid.
C. cf. C. longidens Kern County, California.[1] A cricetid.
C. russelli Kern County, California.[1] A cricetid.
C. sp. Kern County, California.[1] A cricetid.
C. sp., cf. C. dentalis Teeth & jaw elements.[8] A cricetid.
Cupidinimus C. avawatzensis Kern County, California.[1] A heteromyid also found in the Avawatz Formation.
C. tertius Kern County, California.[1] A heteromyid.
C. sp. Kern County, California.[1] A small heteromyid.
Eucastor E. sp. Kern County, California.[1] A castorid.
Leptodontomys L. sp. Kern County, California.[1] An eomyid.
Lindsaymys L. takeuchii Kern County, California.[8] Multiple specimens.[8] A cotton rat.
L. sp., cf. L. takeuchii Kern County, California.[8] Multiple teeth.[8] A cotton rat.
L. sp. A Kern County, California.[8] Molars.[8] A cotton rat.
L. sp. B Kern County, California.[8] Molars.[8] A cotton rat.
Parapliosaccomys P. sp. Kern County, California.[1] A gopher.
Paronychomys P. spp. Kern County, California.[1] A cricetid.
Perognathus P. furlongi Kern County, California.[1] A pocket-mouse.
P. minutus Kern County, California.[1] A pocket-mouse.
Postcopemys P. sp., cf. P. valensis Teeth & dentary.[8] A cricetid.
Protospermophilus P. sp. Kern County, California.[1] A squirrel.
Repomys "R." sp. Kern County, California.[1] A cricetid.
cf. R. sp. M2 (LACM 156378).[8] A cricetid.
Tamias T. ateles Kern County, California.[1] A chipmunk.
"Thomomys" "T." sp. Kern County, California.[1] A gopher.
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Ungulates

More information Ungulates reported from the Dove Spring Formation, Genus ...
Ungulates reported from the Dove Spring Formation
GenusSpeciesPresence MaterialNotesImages
Aphelops A. sp. Kern County, California.[1] A rhinoceros.
Cormohipparion C. occidentale Kern County, California.[1] Isolated teeth & a lower mandible.[9] Remains reassigned to C. sp.[9]
C. sp. El Paso Basin.[9] Isolated teeth & a lower mandible.[9] An equid.
Cosoryx C. sp. Kern County, California.[1] An antilocaprid.
Dinohippus D. cf. D. leardi Kern County, California.[1] An equid.
?Hemiauchenia ?H. sp. Kern County, California.[1] A camelid.
Hipparion H. forcei Kern County, California.[1] An equid.
H. tejonensis Kern County, California.[1] An equid.
Ilingoceros I. sp. Kern County, California.[1] An antilocaprid.
Megahippus M. cf. M. matthewi Kern County, California.[1] An equid.
?Megatylopus ?M. sp. Kern County, California.[1] A camelid.
?Michenia ?M. sp. Kern County, California.[1] A camelid.
Paracosoryx P. furlongi Kern County, California.[1][10] An antilocaprid.
Peraceras P. sp. Kern County, California.[1] A rhinoceros.
Plioceros P. sp. Kern County, California.[1] An antilocaprid.
Pliohippus P. tantulus Kern County, California.[1] An equid.
P. tejonensis Kern County, California.[1] An equid.
?Procamelus ?P. sp. Kern County, California.[1] A camelid.
?Prosthennops ?P. sp. Kern County, California.[1] A peccary.
Teleoceras T. cf. T. meridianum Kern County, California.[1] A rhinoceros.
Ustatochoerus U. californicus Kern County, California.[1] A merycoidodontid.
U. cf. U. profectus Kern County, California.[1] A merycoidodontid.
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Reptiles

Birds

More information Birds reported from the Dove Spring Formation, Genus ...
Birds reported from the Dove Spring Formation
GenusSpeciesPresence MaterialNotesImages
Branta B. howardae Kern County, California.[1] A goose.
Neophrontops N. ricardoensis Kern County, California.[1] A gypaetine vulture.
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Squamates

More information Squamates reported from the Dove Spring Formation, Genus ...
Squamates reported from the Dove Spring Formation
GenusSpeciesPresence MaterialNotesImages
Anguidae Gen. indet. Kern County, California.[1] A very large anguid lizard.
Callisaurus C. sp. Kern County, California.[1] A zebra-tailed lizard.
Gerrhonotus G. cf. G. kingi Kern County, California.[1] An alligator lizard.
Lichanura L. sp. Kern County, California.[1] A rosy boa.
Paleoheterodon P. sp. Kern County, California.[1] A colubrid snake.
Paracoluber P. sp. Kern County, California.[1] A colubrid snake.
Paragerrhonotus P. ricardensis Kern County, California.[1] An anguid lizard.
Proptychophis P. achoris Red Rock Canyon State Park, Kern County, California.[1][11] Numerous vertebrae & the posterior portion of a right maxilla.[11] A colubrid snake.
Sceloporus S. sp. Kern County, California.[1] A large spiny lizard.
"Thamnophis" "T." sp. Kern County, California.[1] A garter snake.
Uma U. sp. Locality LACM 4702.[12] A partial & fused premaxilla (LACM 159892).[12] A fringe-toed lizard.
?Uta ?U. sp. Kern County, California.[1] A side-blotched lizard.
Xantusia X. sp. Kern County, California.[1] A night lizard.
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Testudines

More information Testudines reported from the Dove Spring Formation, Genus ...
Testudines reported from the Dove Spring Formation
GenusSpeciesPresence MaterialNotesImages
Clemmys C. sp. Kern County, California.[1] An emydine turtle.
Geochelone G. sp. Kern County, California.[1] A tortoise.
?Gopherus ?G. sp. Kern County, California.[1] A gopher tortoise.
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Amphibians

More information Amphibians reported from the Dove Spring Formation, Genus ...
Amphibians reported from the Dove Spring Formation
GenusSpeciesPresence MaterialNotesImages
Batrachoseps B. sp. Kern County, California.[1] A lungless salamander.
Bufonidae Kern County, California.[1] A true toad.
cf. Ensatina cf. E. sp. Kern County, California.[1] A lungless salamander.
Ranidae Kern County, California.[1] A true frog.
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Fish

More information Fish reported from the Dove Spring Formation, Genus ...
Fish reported from the Dove Spring Formation
GenusSpeciesPresence MaterialNotesImages
Empetrichthys E. sp. Kern County, California.[1] A splitfin.
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Plants

More information Plants reported from the Dove Spring Formation, Genus ...
Plants reported from the Dove Spring Formation
GenusSpeciesPresence MaterialNotesImages
Acacia A. sp. Kern County, California.[1] An acacia.
Ceanothus C. sp. Kern County, California.[1] A buckbrush.
Cupressus C. sp. Kern County, California.[1] A cypress tree.
Lycium L. sp. Kern County, California.[1] A box thorn.
Palmoxylodon P. mohavensis Kern County, California.[1] A palm.
Pinus P. kelloggii Kern County, California.[1] A pine.
Quercus Q. ricardensis Kern County, California.[1] An oak tree.
Robinia R. alexanderi Kern County, California.[1] A legume.
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See also

References

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