PBDB Collection

Gristhorpe Member, Yorkshire (Jurassic to of the United Kingdom)

Where: England, United Kingdom (54.3° N, 0.4° W: paleocoordinates 43.4° N, 9.6° E)

• local area-level geographic resolution

When: Gristhorpe Member (Cloughton Formation), Early/Lower Bajocian to Early/Lower Bajocian (171.6 - 167.7 Ma)

• Derived from summary in Hesselbo et al. (2003)

Environment/lithology: terrestrial; siliciclastic sediments

Size class: macrofossils

Preservation: mold/impression, adpression

Collection methods: surface (float), surface (in situ),

Primary reference: T. M. Harris. 1979. The Yorkshire Jurassic Flora V. Coniferales. British Museum (Natural History) 5:1-150 [A. Rees/A. Rees/A. Rees]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 24264: authorized by Allister Rees, entered by Allister Rees on 04.08.2002

Creative Commons license: CC BY (attribution)

Taxonomic list

• Based on 5 monographs of the Yorkshire Jurassic Flora by Harris (1961, 1964, 1969, 1979) and Harris et al. (1974)

Show authors, comments, and common names

unclassified
-	Geinitzia divaricata, Geinitzia rigida Geinitzia divaricata Geinitzia rigida
Eboracia lobifolia
-	Eboracia lobifolia Eboracia lobifolia Phillips 1911
Polypodiopsida
- Osmundaceae	Osmundopsis sturi, Todites denticulatus, Todites princeps, Todites thomasi, Todites williamsoni Osmundopsis sturi Todites denticulatus Todites princeps Todites thomasi Todites williamsoni Brongniart 1900
- Dicksoniaceae	Dicksonia mariopteris, Kylikipteris arguta Dicksonia mariopteris Kylikipteris arguta
Polypodiales - Polypodiidae	Ctenis kaneharai, Ctenis reedi, Ctenis sulcicaulis Ctenis kaneharai Ctenis reedi Ctenis sulcicaulis Phillips 1829
Gleicheniales - Polypodiidae	Dictyophyllum rugosum, Matonidium goepperti, Phlebopteris woodwardii, Phlebopteris polypodioides Dictyophyllum rugosum Lindley and Hutton 1834 Matonidium goepperti Ettingshausen 1871 Phlebopteris woodwardii Phlebopteris polypodioides Brongniart 1836
Cyatheales - Polypodiidae	Coniopteris bella, Coniopteris margaretae, Coniopteris murrayana, Coniopteris hymenophylloides Coniopteris bella scaly tree fern Coniopteris margaretae scaly tree fern Coniopteris murrayana Brongniart 1835 scaly tree fern Coniopteris hymenophylloides Brongniart 1828 scaly tree fern
Equisetales - Equisetidae	Neocalamites hoerensis, Equisetum beani, Equisetum laterale, Equisetum sp., Equisetum columnare Neocalamites hoerensis Schimper 1908 Equisetum beani horsetail Equisetum laterale horsetail Equisetum sp. Linnaeus 1753 horsetail Equisetum columnare Brongniart 1828 horsetail
Schizeaceae
- Schizeaceae	Klukia exilis Klukia exilis Phillips 1890
Equisetopsida
Pinidae - Pinidae	Brachyphyllum crucis, Brachyphyllum mamillare, Pagiophyllum fragilis, Pagiophyllum insigne, Pagiophyllum maculosum, Pagiophyllum ordinatum, Pagiophyllum kurrii Brachyphyllum crucis Brachyphyllum mamillare Brongniart 1828 Pagiophyllum fragilis Pagiophyllum insigne Pagiophyllum maculosum Pagiophyllum ordinatum Pagiophyllum kurrii Pomel 1872
Peltaspermopsida
Peltaspermales - Umkomasiaceae	"Stenopteris nitida" = Rhaphidopteris, "Stenopteris williamsonis" = Rhaphidopteris, Pachypteris lanceolata "Stenopteris nitida" = Rhaphidopteris "Stenopteris williamsonis" = Rhaphidopteris Pachypteris lanceolata Brongniart 1829
Lycopodiopsida
Lycopodiales - Lycopodiaceae	Lycopodites falcatus Lycopodites falcatus clubmoss
Pinopsida
Pinales - Taxaceae	Cyparissidium rudlandicum, Elatides williamsonii, Torreya valida Cyparissidium rudlandicum yew Elatides williamsonii yew Torreya valida yew

Coniferales -	Bilsdalea dura Bilsdalea dura Harris 1952
Coniferales - Podocarpaceae	Elatocladus laxus, Elatocladus setosus, Elatocladus zamioides Elatocladus laxus podocarp Elatocladus setosus podocarp Elatocladus zamioides podocarp
Bennettitales -	Anomozamites nilssoni, Anomozamites thomasi, Nilssoniopteris major, Nilssoniopteris pristis, Nilssoniopteris vittata, Zamites gigas, Pterophyllum cycadites, Pterophyllum fossum, Pterophyllum thomasi, Ptilophyllum pectinoides, Ptilophyllum pecten, Otozamites beani, Otozamites graphicus, Otozamites mimetes, Otozamites penna Anomozamites nilssoni Anomozamites thomasi Harris 1969 Nilssoniopteris major Nilssoniopteris pristis Nilssoniopteris vittata Zamites gigas Lindley and Hutton 1831 Pterophyllum cycadites Pterophyllum fossum Pterophyllum thomasi Harris 1952 Ptilophyllum pectinoides Ptilophyllum pecten Phillips 1829 Otozamites beani Otozamites graphicus Otozamites mimetes Otozamites penna
Cycadopsida
Cycadales - Nilssoniaceae	Pseudoctenis lanei, Pseudoctenis locusta Pseudoctenis lanei cycads Pseudoctenis locusta cycads
Cycadales -	"Nilssonia compta" = Nilsonia, "Nilssonia sp." = Nilsonia, "Nilssonia tenuicaulis" = Nilsonia, "Nilssonia tenuinervis" = Nilsonia, Ctenozamites leckenbyi, Ctenozamites megalostoma "Nilssonia compta" = Nilsonia cycads "Nilssonia sp." = Nilsonia Brongniart 1825 cycads "Nilssonia tenuicaulis" = Nilsonia cycads "Nilssonia tenuinervis" = Nilsonia cycads Ctenozamites leckenbyi cycads Ctenozamites megalostoma cycads
Ginkgoopsida
Caytoniales - Caytoniaceae	Sagenopteris phillipsi, Sagenopteris colpodes Sagenopteris phillipsi Sagenopteris colpodes Harris 1940
Czekanowskiales -	Czekanowskia furcula, Czekanowskia microphylla, Czekanowskia thomasi, Solenites vimineus Czekanowskia furcula Czekanowskia microphylla Czekanowskia thomasi Solenites vimineus
Ginkgoales -	Sphenobaiera pecten Sphenobaiera pecten
Ginkgoales - Ginkgoaceae	Baiera furcata, Ginkgo longifolius, Ginkgo whitbiensis, Ginkgo digitata, Ginkgo huttoni Baiera furcata Ginkgo longifolius ginkgo Ginkgo whitbiensis ginkgo Ginkgo digitata Brongniart 1830 ginkgo Ginkgo huttoni Sternberg 1833 ginkgo
Ginkgoales -	Eretmophyllum whitbiense, Eretmophyllum pubescens Eretmophyllum whitbiense Eretmophyllum pubescens Thomas 1914