Dakhla, Porto Rico, U4 level C2 (Oligocene of Morocco)

Also known as DAK-Pto C2

Where: Morocco (23.5° N, 16.0° W: paleocoordinates 22.2° N, 18.5° W)

• coordinate estimated from map

• small collection-level geographic resolution

When: Samlat Formation, Early/Lower Oligocene (33.9 - 28.4 Ma)

• uppermost part of the Samlat Formation

• bed-level stratigraphic resolution

Environment/lithology: estuary or bay; sandy conglomerate

• sandy and unconsolidated microconglomerate

Size class: mesofossils

Preservation: original phosphate

Collected in 2013-2015

Collection methods: sieve,

• Wet-screening of several tons of sediment

Primary reference: L. Marivaux, S. Adnet, M. Benammi, R. Tabuce, and M. Benammi. 2017. Anomaluroid rodents from the earliest Oligocene of Dakhla, Morocco, reveal the long-lived and morphologically conservative pattern of the Anomaluridae and Nonanomaluridae during the Tertiary in Africa. Journal of Systematic Palaeontology 15(7):539-569 [P. Mannion/P. Mannion/P. Mannion]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 181053: authorized by Philip Mannion, entered by Philip Mannion on 16.08.2016

Creative Commons license: CC BY (attribution)

Taxonomic list

Mammalia
 Rodentia - Anomaluridae
Paranomalurus riodeoroensis Marivaux et al. 2017 scaly-tailed squirrel
DAK-Pto-001-003
 Rodentia - Zegdoumyidae
Dakhlamys ultimus n. gen. n. sp.
Dakhlamys ultimus n. gen. n. sp. Marivaux et al. 2017 rodent
DAK-Pto-004 - holotype
 Rodentia - Nonanomaluridae
Nonanomalurus parvus Marivaux et al. 2017 rodent
DAK-Pto-005
 Rodentia - Thryonomyidae
Neophiomys minutus n. sp. Marivaux et al. 2017 cane rat
DAK-Pto-011 - type
 Rodentia - Gaudeamuridae
Gaudeamus cf. aslius Sallam et al. 2011 rodent
DAK-Pto-006-008
 Rodentia -
Mubhammys atlanticus n. sp. Marivaux et al. 2017 rodent
DAK-Pto-016 - type
 Rodentia - Phiomyidae
Phenacophiomys occidentalis n. gen. n. sp. Marivaux et al. 2017 rodent
DAK-Pto-022 - holotype
 Rodentia -
Birkamys aff. korai Sallam and Seiffert 2016 rodent
DAK-pto-027 (and more)