Also known as Río Santa Cruz
Where: Santa Cruz, Argentina (50.1° S, 70.4° W: paleocoordinates 50.7° S, 64.8° W)
• coordinate based on political unit
• local area-level geographic resolution
When: Santa Cruz Formation, Santacrucian (17.5 - 16.3 Ma)
• formation-level stratigraphic resolution
Environment/lithology: terrestrial; lithology not reported
Size class: mesofossils
Collected by C. Ameghino
Primary reference: S. F. Vizcaíno, R. F. Kay, and M. S. Bargo. 2012. Background for a paleoecological study of the Santa Cruz Formation (late Early Miocene) on the Atlantic Coast of Patagonia. In S. F. Vizcaíno, R. F. Kay, M. S. Bargo (eds.), Early Miocene Paleobiology in Patagonia: High-Latitude Paleocommunities of the Santa Cruz Formation 1-22 [J. Zijlstra/J. Zijlstra/J. Zijlstra]more details
Purpose of describing collection: paleoecologic analysis
PaleoDB collection 176593: authorized by Jelle Zijlstra, entered by Jelle Zijlstra on 17.02.2016, edited by Grace Varnham, Miranta Kouvari and Kateryn Pino
Creative Commons license: CC BY (attribution)
Taxonomic list
Mammalia | |
Pliolagostomus notatus n. sp.16 Ameghino 1887 chinchilid Holotype: MLP 15-18 and other MLP specimens
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Phanomys vetulus n. sp.13, Phanomys mixtus n. gen. n. sp.13, "Eocardia fissa" = Dicardia fissa12, Schistomys erro12
Phanomys mixtus n. gen. n. sp.13 Ameghino 1887 caviomorph MACN A 11302, maxilla fragment, "lectotype"; MACN A 2022, isolated cheek teeth, "neosyntype"
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Sciamys sp.4 Ameghino 1887 caviomorph MLP 63-XII-19–126, MLP 63- XII-19–127, MLP 63-XII-19–130 and MLP 15–24 (lectotype of S. varians), MLP 15–25, MLP 15–146 (lectotype of S. principalis), MLP 15–197, MLP 15– 218, MLP 15–222, MLP 15–349 and MLP 15–352
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"Stichomys constans" = Ameghinomys constans3 Ameghino 1887 chinchilla rat MLP 15-200 (syntype of Stichomys constans) MLP 15-39 (syntype of Stichomys constans)
"Acarechimys constans" = Ameghinomys constans3 Ameghino 1887 chinchilla rat MLP 15-319 MPM-PV 17430 MPM-PV 17431 MPM-PV 17432 MPM-PV 17433 MPM-PV 17434 MPM-PV 17439 MLP 15-188a MLP 15-398 MLP 15-408 MPM-PV 15098
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"Acaremys minutus" = Acarechimys gracilis3, Acarechimys minutissimus3, Spaniomys sp.4, Spaniomys modestus12, Spaniomys riparius12, Stichomys sp.4, Stichomys regularis12, Adelphomys sp.4, Adelphomys candidus12
"Acaremys minutus" = Acarechimys gracilis3 Ameghino 1891 caviomorph MLP 15-410a (syntype of Acaremys minutus)
Spaniomys sp.4 Ameghino 1877 caviomorph MLP 15–19 (paratype of S. riparius), MLP 15–58a, MLP 15–80 (paratype of S. riparius), MLP 15–211, MLP 15–297, MLP 15–301, MLP 15–318, MLP 15–321, MLP 15–322, MLP 15– 324, MLP 15–351, MLP 15–401, MLP 15–402, MLP 61-VIII-3–408, MLP 62-XII-19–119, MLP 63-XII-19– 72, MLP 63-XII-19–73, MLP 63-XII-19–74, MLP 63- XII-19–75, MLP 63-XII-19–76, MLP 63-XII-19–78, MLP 63-XII-19–82 and MLP 63-XII-19–95
Stichomys sp.4 Ameghino 1887 caviomorph MLP 15–144, MLP 15–199, MLP 15–209, MLP 15–210, MLP 15–211, MLP 15– 212, MLP 15–230a, MLP 15–283 (lectotype of S. regularis), MLP 15–311, MLP 15–320, MLP 15– 338, MLP 15–340, MLP 15–348, MLP 15–351a, MLP 15–351b, MLP 15–374, MLP 52-IX-27–21, MLP 63- XII-19–25/29, MLP 63-XII-19–109, MLP 63-XII-19– 111, MLP 63-XII-19–112 and MLP 63-XII-19–113
Adelphomys sp.4 Ameghino 1887 caviomorph MLP 15–183, MLP 15–221, MLP 15–216 (lectotype of A. candidus), MLP 15–300, MLP 63-XII-19–104, MLP 63-XII-19–105, MLP 63- XII-19–107 and MLP 63-XII-19–108
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"Ecphantodon ceboides" = Homunculus patagonicus8
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"Stegotherium tessellatum" = Stegotherium tesselatum15 Ameghino 1887 edentate MACN-A 781–785, osteoderms
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"Protoxodon marmoratus n. sp." = Nesodon imbricatus5
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"Cladosictis patagonica n. gen. n. sp." = Cladosictis patagonica10, "Agustylus cynoides n. sp." = Cladosictis patagonica10, "Sipalocyon gracilis" = Sipalocyon gracilis10, "Hathliacynus lynchi n. sp." = Sipalocyon gracilis10, Acyon tricuspidatus14
"Cladosictis patagonica n. gen. n. sp." = Cladosictis patagonica10 Ameghino 1887 metatherian MLP 11-103, left maxillary fragment with M3-4
"Agustylus cynoides n. sp." = Cladosictis patagonica10 Ameghino 1887 metatherian MLP 11-78, dentary p2
"Hathliacynus lynchi n. sp." = Sipalocyon gracilis10 Ameghino 1887 metatherian MLP 11-7, dentary m1-4
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Lycopsis torresi n. gen. n. sp.9
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