Lower Devonian bivalves from the Reefton Group, New Zealand |
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Contents
Stratigraphy of the Reefton Group | 2 |
Age of the Reefton Group | 9 |
Global afiinities | 20 |
Copyright | |
1 other sections not shown
Common terms and phrases
accessory scar Adam Mudstone Alexander Mudstone anteriorly auricle Baton River bivalves Bolitho Mudstone brachiopod Bradshaw & McCartan Carboniferous chondrophore complete RV Cornellites defined dentition Devonian Diagnosis disarticulated dorsal margin dorsomedian scar edentulous elongate Emsian epifaunal escutcheon extemal faint faunas fig figured fine flag floor fossil bands genus grooves hinge view holotype impressed Inangahua Outlier Inangahua River incomplete inequilateral inflated intemal moulds intemal plate Johnston juvenile lateral length/height ligament Lower Devonian lunule LV CM margin Fig Murray Creek Formation Notonucula Nuculites Nuculoidea omament Paleodora pallial line paratype RV Phestia Pojeta posterior adductor scar posterior margin posterior retractor posterior shell posterior teeth posterior umbonal slope posterior wing posteriorly posteroumbonal ridge prosogyrate Prothyris ranfti Reefton Reefton Group reeftonensis retractor rounded RV CM-M Scale bars scatter diagram sediment shell margin siltstone specimens sulcus Taphonomy tooth type species umbo umbonal cavity umbonal scars valves ventral ventral margin Waitahu Outlier Zealand