acanthodian

As nouns the difference between terms and acanthodian

is that terms is while acanthodian is (zoology) a member of a group of extinct fish (acanthodii) that existed from the silurian to the permian periodbrown, lesley, ed the shorter oxford english dictionary 5th oxford: oxford university press, 2003.

As an adjective acanthodian is

pertaining to acanthodii.

As nouns the difference between permian and acanthodian

is that permian is an inhabitant of the russian region of perm; specifically, one belonging to a branch of the finno-ugric peoples, including komis and udmurts, who speak permic languages while acanthodian is (zoology) a member of a group of extinct fish (acanthodii) that existed from the silurian to the permian periodbrown, lesley, ed the shorter oxford english dictionary 5th oxford: oxford university press, 2003.

As adjectives the difference between permian and acanthodian

is that permian is pertaining tp the perm region of russia, or its inhabitants while acanthodian is pertaining to acanthodii.

As a proper noun permian

is (geology) the permian period.

As adjectives the difference between silurian and acanthodian

is that silurian is (geology) of a geologic period within the paleozoic era; comprises the llandovery, wenlock, ludlow and pridoli epochs from about 439 to 409 million years ago while acanthodian is pertaining to acanthodii.

As a proper noun silurian

is (geology) the silurian period.

As a noun acanthodian is

(zoology) a member of a group of extinct fish (acanthodii) that existed from the silurian to the permian periodbrown, lesley, ed the shorter oxford english dictionary 5th oxford: oxford university press, 2003.

Acanthodii is often a misspelling of acanthodian.

Acanthodii has no English definition.

As a noun acanthodian is

a member of a group of extinct fish (Acanthodii) that existed from the Silurian to the Permian period.

As an adjective acanthodian is

pertaining to Acanthodii.

As a proper noun fish

is .

As a noun acanthodian is

(zoology) a member of a group of extinct fish (acanthodii) that existed from the silurian to the permian periodbrown, lesley, ed the shorter oxford english dictionary 5th oxford: oxford university press, 2003.

As an adjective acanthodian is

pertaining to acanthodii.

As adjectives the difference between extinct and acanthodian

is that extinct is (dated) extinguished, no longer alight (of fire, candles etc) while acanthodian is pertaining to acanthodii.

As a noun acanthodian is

(zoology) a member of a group of extinct fish (acanthodii) that existed from the silurian to the permian periodbrown, lesley, ed the shorter oxford english dictionary 5th oxford: oxford university press, 2003.

Acanthodean is an alternative form of acanthodian.

As nouns the difference between acanthodean and acanthodian

is that acanthodean is while acanthodian is (zoology) a member of a group of extinct fish (acanthodii) that existed from the silurian to the permian periodbrown, lesley, ed the shorter oxford english dictionary 5th oxford: oxford university press, 2003.

As adjectives the difference between acanthodean and acanthodian

is that acanthodean is while acanthodian is pertaining to acanthodii.