Porifera
Coelentrata
Annelida
Platyhelminthes
Frog
Toad
Salamander
Tortoise
genus
order
class
species
Hydra
Earthworm
Cockroach
Centipede
Scales
Eggs
Shelled eggs
Gills
Echidna
Kangaroo
Pangolin
Panda
notochord extends upto head
foot is located on head
head is located on foot
head is fused with thorax
all types of single celled eukaryotic organisms
all types of single celled plants, animals as well as bacteria
all types of bacteria and blue green algae
all types of sinlge celled eukaryotes and prokaryotes
cow
peacock
lion
tiger
Fishes
Reptilia
Echinodermata
Mammalia
Ophiosaurs
Heloderma
Varanus
None of these
Fish
Rat
Frog
Lizard
leech
cockroach
housefly
butterfly
limbless amphibian
limbless snake
limbless lizard
limbless fish
Starfish
Dogfish
Silver fish
Goldfish
John Ray
Charles Darwin
Carolus Linnaeus
Robert Gunther
asymmetrical
symmetrical
bilaterally symmetrical
radially symmetrical
earthworm
snake
frog
cow
Flame CellsPlatyhelminthes
Metametric segmentationMollusca
Gill-slitChordata
Stininging cellsCoelenterata
protostomes
deuterostomes
cyclostomes
blastostomes
Limax
Pila
Sepia
Murex
true snake
blind worm
false snake
true worm
Cephalochordata
Agnatha
Urochordata
Gnathostomata
limb girdles
dermal scales
lungs
dorsal nerve cord
Silver fish
Goldfish
Silver carp
Seahorse
Cetacea
Primates
Rodentia
Chiroptera
Reptilia
Amphibia
Aves
Mammalia
100 legs
50-100 legs
As many legs as body segments
As many pairs of legs as body segments
idae as a suffix to the name of the type genus
inae as a suffix
ceae as a suffix
oidea as a suffix
solid ventral nerve cord
dorsal tubular nerve cord
paired nerve cords
ganglionated nerve cord