FLK-Level 22 (Pleistocene of Tanzania)

Also known as ETE Locality 1468, Site 41a, Frida Leakey Korongo, Arch#41, Geol loc.45, FLK-Level 22,

Where: Tanzania (3.0° S, 35.3° E: paleocoordinates 3.0° S, 35.2° E)

• local area-level geographic resolution

When: Olduvai Formation, Calabrian (1.8 - 0.8 Ma)

• ETE dating method: absolute, ETE age comment: max=1.798+/-.004(Tuff IB)min=1.749+/-.007(Tuff IF) radiometric intage_max, radiometric intage_min

Environment/lithology: lacustrine; gray, green claystone

• ETE sed env 1: lacustrine, ETE sed env 2: lake_margin ETE event: ., ETE env comment: "lrg salne,alklne lk,estrn margn"
• ETE rock type adj: grey-green, ETE lithology comments: "silty,top of level friable"

Size class: macrofossils

Collection methods: quarrying, surface (in situ)

• ETE Size: both; ETE reference list: 478, ; ETE museum list: BMNH: British Museum (Natural History), KNM, TDA: Tennessee Division of Archaeology

Primary reference: J. C. Rage. 1973. Fossil snakes from Olduvai,Tanzania. In L. S. B. Leakey, R. J. B. Sauvage, and S. C. Coryndon (eds.), Fossil Vertebrates from Africa 3:1-6 [A. Behrensmeyer/A. Behrensmeyer/T. Liebrecht]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 22628: authorized by Anna Behrensmeyer, entered by Anna Behrensmeyer on 28.06.2000, edited by John Damuth

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names
unclassified
  -
Urocyclidae indet., Sheptostele indet., Tytoaloa cf. affinis, Oenomys olduvaiensis, Avicanthis primaevus
Urocyclidae indet.
ETE occurrence; species: mak - replaced genus name sp. with family name
Sheptostele indet.
ETE occurrence; species: mak - replaced genus name sp. with family name
Amphibia
 Salientia - Pipidae
Xenopus sp.
Xenopus sp. Wagler 1827 clawed frog
Aves
 Struthioniformes - Struthionidae
Struthio sp.
Struthio sp. Linnaeus 1758 ostrich
 Suliformes - Phalacrocoracidae
Phalacrocorax owrei
Phalacrocorax owrei cormorant
originally entered as "Phalascrocorax ourei"
Reptilia
 Crocodylia - Crocodylidae
Crocodylus niloticus
Crocodylus niloticus Laurenti 1768 Nile crocodile
 Squamata - Crotalidae
Bitis sp., Bitis olduvaiensis n. sp.
Bitis sp. Gray 1842 puff adder
Bitis olduvaiensis n. sp. puff adder
ETE number of identifiable specimens; species: mak - "sp.nov." moved to resolution
 Squamata - Boidae
Python sp.
Python sp. Daudin 1803 boa
Mammalia
 Chiroptera -
Chiroptera indet.
Chiroptera indet. Blumenbach 1779 bat
 Macroscelidea - Macroscelididae
cf. Elephantulus sp.
cf. Elephantulus sp. Thomas and Schwann 1906 elephant shrew
 Carnivora - Canidae
"Canis mesomelas" = Lupulella mesomelas
"Canis mesomelas" = Lupulella mesomelas Schreber 1775 black-backed jackal
 Carnivora - Hyaenidae
Crocuta sp., Crocuta cf. ultra
Crocuta sp. Erxleben 1777 spotted hyaena
Crocuta cf. ultra spotted hyaena
 Perissodactyla - Equidae
Equus cf. oldowayensis
 Artiodactyla - Suidae
Metridiochoerus sp., Kolpochoerus limnetes, Notochoerus sp.
Metridiochoerus sp. Hopwood 1926 pig
Kolpochoerus limnetes Hopwood 1926 pig
Notochoerus sp. Broom 1925 pig
 Artiodactyla - Giraffidae
Giraffidae indet., cf. Okapia sp.
Giraffidae indet. Gray 1821 giraffe
ETE number of identifiable specimens; species: .; Double entry removed abundance could be 3
cf. Okapia sp. Lankester 1901 okapi
 Artiodactyla - Bovidae
Oryx sp., Connochaetes sp., Parmularius altidens, Kobus sigmoidalis, Antilopini indet., Tragelaphini "indet.-lg", Tragelaphini "indet.-small", Syncerus acoelotus
Oryx sp. de Blainville 1816 oryx
Connochaetes sp. Lichtenstein 1812 wildebeest
Parmularius altidens Hopwood 1934 antelope
originally entered as "Paramularius altidens"
Kobus sigmoidalis Arambourg 1941 antelope
Antilopini indet. Gray 1821 antelope
ETE number of identifiable specimens; species: Antilopini-lg
Tragelaphini "indet.-lg" Blyth 1863 antelope
ETE number of identifiable specimens; species: Tragelaphini-lg
Tragelaphini "indet.-small" Blyth 1863 antelope
ETE number of identifiable specimens; species: Tragelaphini-small
Syncerus acoelotus Gentry 1985 African buffalo
originally entered as "Suncerus acoelotus"
 Theriamorpha - Soricidae
"Suncus varilla" = Suncus varilla, "Suncus cf. orangiae" = Suncus varilla, Myosorex robinsoni, Sylvisorex olduvaiensis
"Suncus varilla" = Suncus varilla Thomas 1895 Lesser dwarf shrew
ETE number of identifiable specimens; species: meesteri; originally entered as "Suncus vanilla"
"Suncus cf. orangiae" = Suncus varilla Thomas 1895 Lesser dwarf shrew
Myosorex robinsoni white-toothed shrew
Sylvisorex olduvaiensis white-toothed shrew
 Lagomorpha - Leporidae
Serengetilagus sp.
Serengetilagus sp. Dietrich 1941 rabbit
 Rodentia - Hystricidae
Hystrix sp.
Hystrix sp. Linnaeus 1758 porcupine
 Rodentia - Muridae
Thallomys quadrilobatus, Pelomys dietrichi, Zelotomys leakeyi, Saccostomus sp., Tatera sp., Praomys minor, Aethomys lavocati, Mus petteri, Otomys kempi, cf. Steatomys sp.
Pelomys dietrichi groove-toothed swamp rat
Saccostomus sp. Peters 1846 pouched mouse
Tatera sp. Lataste 1882 large naked-soled gerbil
Praomys minor African soft-furred rat
ETE number of identifiable specimens; species: Mastomys
Mus petteri house mouse
cf. Steatomys sp. Peters 1846 fat mouse
originally entered as "cf. Seatomys sp."
 Primates - Galagidae
Galago senegalensis
Galago senegalensis Geoffroy 1796 Senegal bushbaby
 Primates - Hominidae
"Australopithecus boisei" = Paranthropus boisei
"Australopithecus boisei" = Paranthropus boisei Leakey 1959 australopithecine
Actinopteri
 Siluriformes - Clariidae
Clarias sp.
Clarias sp. Scopoli 1777 catfish
Gastropoda
 Heterostropha - Planorbidae
Bulinus tropicus, Bulinus cf. truncatus
Bulinus tropicus snail
ETE occurrence; species: mak - name shift
Bulinus cf. truncatus Audouin 1827 snail
ETE occurrence; species: mak - name shift
Adenota
  -
"Antidorcas recki" = Adenota recki
"Antidorcas recki" = Adenota recki Schwartz 1932