Handbook of Paleoichthyology: Denison, R. H. AcanthodiiHans-Peter Schultze G. Fischer Verlag, 1979 - Fishes, Fossil |
Common terms and phrases
Acan Acanthodes acanthodians AGASSIZ anteriorly Atopacanthus beds BERNACSEK & DINELEY Brachyacanthus branchiostegal rays BROTZEN Cheiracanthus Climatiidae Climatius crown cusps denticles dentigerous jaw bones dentine depth to length dermal shoulder girdle Devonian Lower Devonian Upper Diplacanthidae Diplacanthus dorsal fin dorsal spine Eifelian Emsian endocranium Euthacanthus formation Frasnian genera genus gill covers Givetian Gomphonchus gracilis GROSS growth zone Gyracanthidae Homalacanthus hypochordal lobe intermediate spines Ischnacanthidae Ischnacanthus limestone longitudinal Lower Carboniferous Lower Devonian Siegenian Ludlovian main lobe mandibular bones meckelian cartilage median Mesacanthus mesodentine Middle Devonian Eifelian MILES nian nomen nudum Nostolepis OBRUCHEV Onchus ornamented ØRVIG ossified otic palatoquadrates Parexus pectoral fin pectoral fin spine pectoral spines pinnal plates Placodermi posteriorly prepectoral spines primitive probably ratio of maximum ribs ridges Saaremaa scales scapulocoracoid Scotland Silurian slender synonym teeth tesserae tooth whorls TRAQUAIR tubules Type species Upper Carboniferous Upper Devonian Upper Silurian Uraniacanthus ventral Vernicomacanthus WOODWARD