Metazoa info

[Duke Guilmon]

†Arkarua adami



Size:3-10mm

Weight:not known

Life expectancy: Not known

When it first appeared:This animal appeared in the Edicaran 630 million years ago.

Location:Fossils of this animal have been found in Flinders Ranges in South Australia

Taxonomy:
Genus:†Arakarua
Species:†Arakarua adami

Diet:Not known

Anatomy: This animals strange anatomy is what makes it hard to classify. It has a flat pentamerous symmetrical body. It also had a skeleton made of a crystalline calcium carbonate.

Behavior:Not known

Reproduction:Not known

Relationship with other animals:Not known.



The mysterious beast that we have discovered.

other sources:

http://www.ucmp.berkeley.edu/vendian/arkarua.html

http://facweb.furman.edu/~wworthen/bio44...an/ark.htm

http://fossilworks.org/cgi-bin/bridge.pl..._no=148102

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†Laganosuchus thaumastos



Size:6m long with a 1m head

Weight:not known

Life expectancy:Not known

When it first appeared: In the late cretaceous 95 MYA

Location:The fossils of this animal were found in Echkar Formation in Niger.

Taxonomy:
Class:Reptilia
Clade:Sauropsida
Clade:Eureptilia
Clade:Romeriida
Cladeiapsida
Clade:Neodiapsida
Clade:Archosauromorpha
Clade:Archosauriformes
Clade:Crurotarsi
Clade:Archosauria
Cladeseudosuchia
Clade:Suchia
Informal group:†Rauisuchia
Cladearacrocodylomorpha
Clade:Loricata
Clade:Bathyotica
Superorder:Crocodylomorpha
Clade:Crocodyliformes
Clade:Mesoeucrocodylia
Clade:Metasuchia
Clade:Neosuchia
Family:†Stomatosuchidae
Genus:†Laganosuchus
Species:†Laganosuchus thaumastos

Diet: The diet of these animals were predators. eating all animals it could catch

Anatomy: This animal is know for its flattened head. It is because of this that it has earned the name pancake crocodile.

Behavior: Like all fossils, it is hard to determine its behavior. However, like all crocodiles it would wait in water for prey.

Reproduction: Not known

Relationship with other animals: Most prey had trouble swimming and drinking thanks to this crocodile as it would eat those who entered their territory.



The model and flat head of this animal

other sources:

http://www.prehistoric-wildlife.com/spec...uchus.html

http://press.nationalgeographic.com/2009...ncakecroc/

http://eol.org/pages/10702623/overview