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20 answers for: Second period of the Palaeozoic era during which m...
RANKANSWERCLUE
ORDOVICIANSecond period of the Palaeozoic era during which marine invertebrates flourished (10)
CAMBRIANThe first geological period of the Palaeozoic era, during which marine invertebrates flourished (8)
DEVONIANFourth period of the Palaeozoic era, during which amphibians first appeared (8)
JURASSICSecond period of the Mesozoic era during which dinosaurs flourished (8)
CRETACEOUSEra during which the dinosaurs became extinct (10)
ECHINODERMClassification of marine invertebrates which includes the starfish and sea urchin (10)
PERMIANOf or relating to the last period of the Palaeozoic era, between the Carboniferous and Triassic periods (7)
SILURIANGeologic period between the Ordovician and Devonian periods of the Palaeozoic era
TRIASSICFirst period of the Mesozoic era during which reptiles flourished (8)
PRECAMBRIANEra during which the earth's crust formed and life first appeared in the seas
ADAMSEDGWICK19th-century English geologist who proposed and named the Cambrian period, part of the Palaeozoic era (4,8)
VICTORIANEra during which the Great Exhibition in Crystal Palace took place, SS Great Britain was launched an
SEAHORSEThe male of which marine animal carries the young (8)
UPTIMEIrregular impetus with no second period of operation (6)
REDOLENTTo undergo a second period of abstinence is evocative
STASISSits out a second period of inactivity (6)
ASSETAdvantage in a second period of tennis (5)
WHALETo which marine mammal group does the dolphin belong (5)
OCTOPUSWhich marine animal has eight bloodsucking arms (7)
LIMPETWhich marine gastropod mollusc is found adhering to rocks (6)