Where: England, United Kingdom (51.1° N, 1.2° E: paleocoordinates 39.9° N, 2.7° E)
• coordinate based on nearby landmark
• outcrop-level geographic resolution
When: Mantelliceras mantelli ammonoid zone, Lower Chalk Formation, Early/Lower Cenomanian (99.6 - 93.5 Ma)
• "lower part of the Chalk Marl", ca. 8 ft. above the Greensand. "the lower part of the Grey Chalk series. (the Chalk Marl with Brachiolithes)"
• bed-level stratigraphic resolution
Environment/lithology: terrestrial; lithified, gray marl
Size classes: macrofossils, mesofossils
Collected by Griffiths
Collection methods: surface (in situ),
Primary reference: T. H. Huxley. 1867. On Acanthopholis horridus, a new reptile from the Chalk-marl. Geological Magazine 4:65-67 [M. Carrano/M. Carrano/M. Carrano]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 49496: authorized by Matthew Carrano, entered by Matthew Carrano on 18.04.2005, edited by Pete Wagner
Creative Commons license: CC BY (attribution)
Taxonomic list
unclassified | |
Hexactinellida | |
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Demospongiae | |
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Rhynchonellata | |
"Terebratula obesa" = Concinnithyris obesa1
"Terebratula obesa" = Concinnithyris obesa1 Sowerby 1823 | |
Bivalvia | |
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"Ostrea carinata" = Rastellum carinatum1
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"Pecten orbicularis" = Syncyclonema nilsoni1
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"Inoceramus mytiloides" = Mytiloides mytiloides1
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Gastropoda | |
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Cephalopoda | |
Calycoceras sp.2, "Ammonites rothomagensis" = Acanthoceras rhotomagense1, "Ammonites mantelli" = Mantelliceras mantelli1
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"Ammonites varians" = Schloenbachia varians1
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Turrilites costatus1, "Turrilites undulatus" = Turrilites scheuchzerianus1, "Turrilites tuberculatus" = Hypoturrilites tuberculatus1
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Reptilia | |
"Ichthyosaurus campylodon" = Pervushovisaurus campylodon1
"Ichthyosaurus campylodon" = Pervushovisaurus campylodon1 Carter 1846 ichthyosaur BGS GSM 109059-109060
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Acanthopholis horridus n. gen. n. sp.
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Actinopteri | |
Saurocephalus lanciformis1 Harlan 1834 | |
Echinoidea | |
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"Pseudodiadema cf. variolare" = Diplopodia (Pseudodiadema)1
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Asteroidea | |
"Goniaster coombii" = Nymphaster coombii1
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