Where: Brabant, Belgium (50.8° N, 4.8° E: paleocoordinates 50.2° N, 1.2° E)
• coordinate based on nearby landmark
• small collection-level geographic resolution
When: Boutersem Member (Borgloon Formation), Rupelian (33.9 - 28.1 Ma)
• "at the base of" the member in a bed that "thickens up to 30 cm and consists of four layers"
•
•"MP 21"
• group of beds-level stratigraphic resolution
Environment/lithology: fluvial-lacustrine; shelly/skeletal, green, argillaceous sandstone
Size classes: macrofossils, mesofossils
Collected in 1999
Collection methods: bulk, salvage, sieve,
• "screen washed"
•material is in the Institut Royal des Sciences Naturelles de Bruxelles, Belgium (IRScNB)
Primary reference: G. Mayr and R. Smith. 2001. Ducks, rails, and limicoline waders (Aves: Anseriformes, Gruiformes, Charadriiformes) from the lowermost Oligocene of Belgium. Geobios 34(5):547-561 [J. Alroy/J. Alroy]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 75867: authorized by Lars van den Hoek Ostende, entered by Lars van den Hoek Ostende on 03.11.2007, edited by John Alroy, Terri Cleary, Philip Mannion and Patricia Holroyd
Creative Commons license: CC BY (attribution)
Taxonomic list
Aves | |
Pici indet. Linnaeus 1758 bird | |
cf. Belgirallus sp. Mayr and Smith 2001 rail
Belgirallus oligocaenus n. gen. n. sp. Mayr and Smith 2001 rail
Belgirallus minutus n. sp. Mayr and Smith 2001 rail | |
cf. Romainvillia sp. Lebedinsky 1927 waterfowl | |
cf. Paracygnopterus sp. Harrison and Walker 1979 waterfowl | |
cf. Boutersemia sp. Mayr and Smith 2001 shorebird
Boutersemia parvula n. sp. Mayr and Smith 2001 shorebird
Boutersemia belgica n. gen. n. sp. Mayr and Smith 2001 shorebird | |
? Scolopaci indet. Strauch 1978 shorebird | |
Reptilia | |
"Dopasia roqueprunensis" = Ophisaurus roqueprunensis1
"Dopasia roqueprunensis" = Ophisaurus roqueprunensis1 Auge 1992 glass lizard IRSNB R 246 (previously BOU-AR-26-RS), incomplete left dentary; incomplete left maxilla; seven left dentary fragments; three right dentary fragments; two right maxillary fragments; one left maxillary fragment; IRSNB R247, one incomplete parietal; numerous osteoderms; dorsal and caudal vertebrae
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Necrosaurus sp.1 Filhol 1876 squamates Nearly complete dentary; incomplete left dentary; BOU-AR-36-RS, incomplete left maxilla; IRSNB R248 (prev. BOU-AR-33-RS), fragment of maxilla; fragment of right dentary; IRSNB R249 (prev. BOU-AR-42-RS), complete frontal; IRSNB R250 (prev. BOU-AR-28-RS), numerous osteoderms; dorsal and caudal vertebrae
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Scincoidea indet.1 Oppel 1811 squamates IRSNB R244 (previously BOU-AR-37-RS), incomplete left dentary lacking anterior part
Foliesaurus boutersemensis n. gen. n. sp.1 Auge and Smith 2009 squamates IRSNB R245 (previously BOU-AR-40-RS) (holotype); incomplete right dentary lacking anterior part
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Falseryx neervelpensis n. sp.6
Falseryx neervelpensis n. sp.6 Szyndlar et al. 2008 boa IRSNB R 240 (holotype), one trunk vertebra. Additional specimens: IRSNB R 237-239, 241 (four trunk vertebrae), unnumbered 78 trunk vertebrae, collection R. Smith; IRSNB R 233 (one cloacal vertebrae); IRSNB R 234-236 (three caudal vertebrae), unnumbered 16 caudal vertebrae, collection R. Smith.
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Lacerta filholi1 Augé 1988 squamates IRSNB R242 (previously BOU-AR-27-RS), incomplete left dentary; BOU-AR-29, incomplete left maxilla
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Mammalia | |
Myotis belgicus n. sp.2
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Eotalpa belgica n. sp.5
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cf. Euronyctia "n. sp."3, Euronyctia belgica n. sp.4, cf. Saturninia "n. sp."3, Saturninia gracilis3, Oligonyctia hoffmani n. gen. n. sp.7, Sigenyctia oligocaena n. gen. n. sp.7
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