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
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
Mammalia
 Macroscelidea - Macroscelididae
cf. Elephantulus sp.
cf. Elephantulus sp. Thomas and Schwann 1906 elephant shrew
 Chiroptera -
Chiroptera indet.
Chiroptera indet. Blumenbach 1779 bat
 Perissodactyla - Equidae
Equus cf. oldowayensis
 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
Tragelaphini "indet.-lg", Tragelaphini "indet.-small", Syncerus acoelotus, Kobus sigmoidalis, Antilopini indet., Oryx sp., Connochaetes sp., Parmularius altidens
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"
Kobus sigmoidalis Arambourg 1941 antelope
Antilopini indet. Gray 1821 antelope
ETE number of identifiable specimens; species: Antilopini-lg
Oryx sp. de Blainville 1816 oryx
Connochaetes sp. Lichtenstein 1812 wildebeest
Parmularius altidens Hopwood 1934 antelope
originally entered as "Paramularius altidens"
 Artiodactyla - Suidae
Notochoerus sp., Metridiochoerus sp., Kolpochoerus limnetes
Notochoerus sp. Broom 1925 pig
Metridiochoerus sp. Hopwood 1926 pig
Kolpochoerus limnetes Hopwood 1926 pig
 Carnivora - Hyaenidae
Crocuta sp., Crocuta cf. ultra
Crocuta sp. Erxleben 1777 spotted hyaena
Crocuta cf. ultra spotted hyaena
 Carnivora - Canidae
"Canis mesomelas" = Lupulella mesomelas
"Canis mesomelas" = Lupulella mesomelas Schreber 1775 black-backed jackal
 Theriamorpha - Soricidae
Myosorex robinsoni, Sylvisorex olduvaiensis, "Suncus varilla" = Suncus varilla, "Suncus cf. orangiae" = Suncus varilla
Myosorex robinsoni white-toothed shrew
Sylvisorex olduvaiensis white-toothed shrew
"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
 Lagomorpha - Leporidae
Serengetilagus sp.
Serengetilagus sp. Dietrich 1941 rabbit
 Rodentia - Hystricidae
Hystrix sp.
Hystrix sp. Linnaeus 1758 porcupine
 Rodentia - Muridae
Tatera sp., Mus petteri, Thallomys quadrilobatus, Pelomys dietrichi, Otomys kempi, Saccostomus sp., Praomys minor, Zelotomys leakeyi, cf. Steatomys sp., Aethomys lavocati
Tatera sp. Lataste 1882 large naked-soled gerbil
Mus petteri house mouse
Pelomys dietrichi groove-toothed swamp rat
Saccostomus sp. Peters 1846 pouched mouse
Praomys minor African soft-furred rat
ETE number of identifiable specimens; species: Mastomys
cf. Steatomys sp. Peters 1846 fat mouse
originally entered as "cf. Seatomys sp."
 Primates - Hominidae
"Australopithecus boisei" = Paranthropus boisei
"Australopithecus boisei" = Paranthropus boisei Leakey 1959 australopithecine
 Primates - Galagidae
Galago senegalensis
Galago senegalensis Geoffroy 1796 Senegal bushbaby
Reptilia
 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
 Crocodylia - Crocodylidae
Crocodylus niloticus
Crocodylus niloticus Laurenti 1768 Nile crocodile
Aves
 Suliformes - Phalacrocoracidae
Phalacrocorax owrei
Phalacrocorax owrei cormorant
originally entered as "Phalascrocorax ourei"
 Struthioniformes - Struthionidae
Struthio sp.
Struthio sp. Linnaeus 1758 ostrich
Amphibia
 Salientia - Pipidae
Xenopus sp.
Xenopus sp. Wagler 1827 clawed frog
Actinopteri
 Siluriformes - Clariidae
Clarias sp.
Clarias sp. Scopoli 1777 catfish
Adenota
  -
"Antidorcas recki" = Adenota recki
"Antidorcas recki" = Adenota recki Schwartz 1932