Where: England, United Kingdom (50.7° N, 1.7° W: paleocoordinates 48.6° N, 5.6° W)
• coordinate based on nearby landmark
• local area-level geographic resolution
When: Becton Bunny Member (Becton Formation), Bartonian (41.3 - 38.0 Ma)
• "Upper Barton Beds"; this bed is 26 ft thick, the lettering of the beds starts with the lowest Barton beds
• bed-level stratigraphic resolution
Environment/lithology: estuary or bay; sandy claystone
Size class: macrofossils
Preservation: cast
Collection methods: In the introduction, Burton says that he is reporting fauna "the horizons of which are known to the author", and states that he has collected 480 specimens. It is also clear that he is pulling from other sources, some published (in difficult to obtain British journals), some not. It's difficult to tell which are his and which aren't. This is not a definitive source for this collection, but I think it's a reasonable place to start.
Primary reference: E. S.t. J. Burton. 1933. Faunal Horizons of the Barton Beds in Hampshire. Proceedings of the Geologist's Association 44:131-167 [J. Alroy/E. Leckey/M. Uhen]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 42648: authorized by John Alroy, entered by Erin Leckey on 03.08.2004, edited by Matthew Clapham
Creative Commons license: CC BY (attribution)
Taxonomic list
unclassified | |
Echinoidea | |
Hemiaster branderi heart urchin | |
Osteichthyes | |
"Otolithus (Percidarum) aff. plebeius" = Percidarum
"Otolithus (Percidarum) aff. plebeius" = Percidarum bony fish | |
Actinopteri | |
"Otolithus (Berycidarum) bartonensis" = Eosolea bartonensis
"Otolithus (Berycidarum) bartonensis" = Eosolea bartonensis Frost 1934 flatfish | |
Ostracoda | |
| |
Cephalopoda | |
Nautilidae indet. de Blainville 1825 nautiloid | |
Gastropoda | |
"Solariaxis canaliculatus" = Architectonica (Solariaxis)
"Solariaxis canaliculatus" = Architectonica (Solariaxis) sundial | |
Odontostomia hordeola snail
Odontostomia sp. Jefferys 1839 snail | |
Ringicula parva snail | |
Natica labellata Lamarck 1804 moon snail | |
Teinostoma dubium snail | |
Drillia sp. Gray 1838 snail | |
Clavilithes elongatus snail
Clavilithes sp. Swainson 1840 snail | |
"Pollia (Tritonidea) lavata" = Cantharus (Pollia)
"Pollia (Tritonidea) lavata" = Cantharus (Pollia) true whelk | |
Olivella branderi olive snail | |
"Ancilla buccinoides" = Spirancilla buccinoides
"Ancilla buccinoides" = Spirancilla buccinoides Lamarck 1802 snail | |
"Uxia elongata" = Unitas elongata
"Uxia elongata" = Unitas elongata Nyst 1843 snail | |
"Calyptraea aperta" = Calyptraea (Trochita) aperta
"Calyptraea aperta" = Calyptraea (Trochita) aperta Solander 1766 slipper shell | |
Eulima sp. Risso 1826 snail | |
Bayania hordacea snail | |
Bullinella sp. Newton snail | |
Bivalvia | |
Mytilus affinis Sowerby 1829 mussel | |
Pteria (Avicula) media pearl oyster | |
"Ostrea cf. tenera" = Crassostrea tenera
"Ostrea cf. tenera" = Crassostrea tenera Sowerby 1819 oyster | |
"Chlamys recondita" = Mimachlamys reconditus
"Chlamys recondita" = Mimachlamys reconditus Solander 1766 scallop | |
| |
Trinacria deltoidea clam | |
Limopsis scalaris clam | |
"Divaricella rigaultiana" = Divalinga (Stchepinskya) rigaultiana
"Divaricella rigaultiana" = Divalinga (Stchepinskya) rigaultiana Deshayes 1858 clam | |
"Gari rudis" = Gari (Garum) rudis
"Gari rudis" = Gari (Garum) rudis Lamarck 1806 clam | |
Cyrena gibbosula clam | |
Callista transversa venus clam | |
"Mactra compressa" = Spisula compressa
"Mactra compressa" = Spisula compressa Deshayes 1832 clam | |
Corbula cuspidata clam
Corbula cf. lamarcki clam | |
Venericardia oblonga clam | |
"Nucula similis" = Nucula (Pronucula) similis
"Nucula similis" = Nucula (Pronucula) similis Cossmann and Pissarro 1904 nut clam | |
Gymnolaemata | |
Anthozoa | |
| |
Tubothalamea | |
Otolithes | |
"Otolithus concavus" = Otolithes
"Otolithus concavus" = Otolithes |