Jibou B (JBB4) (Paleocene of Romania)

Also known as JBB; Calcaires de Rona; Botanic Garden of Jibou

Where: Romania (47.3° N, 23.3° E: paleocoordinates 36.6° N, 20.9° E)

• coordinate estimated from map

• small collection-level geographic resolution

When: Rona Member (Jibou Formation), Thanetian (59.2 - 56.0 Ma)

• JBB4 bed; "Calcaires de Rona"

• bed-level stratigraphic resolution

Environment/lithology: fluvial-lacustrine; limestone

Size classes: macrofossils, mesofossils

Collected in 1995-1996

Primary reference: E. Gheerbrant, V. Codrea, A. Hosu, S. Sen, C. Guernet, F. Lapparent Broin, and J. Riveline. 1999. Découverte de vertébrés dans les Calcaires de Rona (Thanétien ou Sparnacien), Transylvanie, Roumanie: les plus anciens mammifères cénozoïques d'Europe Orientale. Eclogae Geologicae Helvetiae 92:517-535 [P. Mannion/P. Mannion]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 83307: authorized by Mark Uhen, entered by Mark Uhen on 17.08.2008, edited by Philip Mannion and Patricia Holroyd

Creative Commons license: CC BY (attribution)

Taxonomic list

 Podocopida - Candonidae
Candona sp. Baird 1845 ostracod
Gastropoda indet. Cuvier 1797 snail
 Basommatophora - Planorbidae
Planorbidae indet. Rafinesque 1815 pulmonate
 Amiiformes - Amiidae
Cyclurus sp. Agassiz 1843 bowfin
 Salientia -
 Testudines - Dortokidae
"Ronella botanica n. gen. n. sp." = Dortoka botanica
"Ronella botanica n. gen. n. sp." = Dortoka botanica Gheerbrant et al. 1999 turtle
JBB-21 - holotype (partial plastron)
 Loricata -
cf. Doratodon sp. Seeley 1881 crocodilian
 Crocodylia - Crocodylidae
Crocodylidae " sp. 1 " Cuvier 1807 crocodile
 Squamata - Lacertidae
cf. Lacertidae indet. Bonaparte 1831 squamates
 Tribosphenida -
Eutheria " sp. 3 " eutherian
JBB-1 (molar)
Eutheria " sp. 4 " eutherian
JBB-7 and 8 (fragments of left and right dentaries)
 Cimolesta - Cimolestidae
Aboletylestes sp. Russell 1964 eutherian
JBB-12 (Ml/d) and JBB-13 (M2/d)
 Glires -
Rodentia indet. rodent
JBB-4 (incisor)
 Perissodactyla -
cf. Paschatherium sp. Russell 1963 odd-toed ungulate
JBB-2 (P3/?), JBB-5 (molar) and JBB-14 (molar)
 Tribosphenida -
Laurasiatheria indet. Waddell et al. 1999 placental
"Chiroptera or Lipotyphla"; JBB-15 and 17 (molars)
 Ungulata -
Condylarthra indet. eutherian
JBA-2 and 10 (molars)
 Allotheria -
Multituberculata indet. Cope 1884 multituberculate
JBB-19 (tooth)
 Multituberculata - Kogaionidae
cf. Hainina sp. Vianey-Liaud 1979 multituberculate
JBB-9 (dP4/?) and JBB-11 (P3/?)