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Note: The module only accepts parameters when outside category space, for example/testing purposes.

Fish

Year

Live: {{Category described in year|Fish described in 1901}}:

This category should only contain articles on species and notable subspecies.
1901
Category:Animals described in 1901

Sandbox: {{Category described in year/sandbox|Fish described in 1901}}:

This category should only contain articles on species and notable subspecies.
1901
Category:Animals described in 1901

Century

Live: {{Category described in year|Fish described in the 18th century}}:

This is a container category. Due to its scope, it should contain only subcategories.

18th
Category:Animals described in the 18th century

Sandbox: {{Category described in year/sandbox|Fish described in the 18th century}}:

This is a container category. Due to its scope, it should contain only subcategories.

18th
Category:Animals described in the 18th century

Spiders

Year

Live: {{Category described in year|Spiders described in 1901}}:

Year that the species was first scientifically described.
1901
Category:Animals described in 1901

Sandbox: {{Category described in year/sandbox|Spiders described in 1901}}:

Year that the species was first scientifically described.
1901
Category:Animals described in 1901

Decade

Live: {{Category described in year|Spiders described in the 1900s}}:

D

Sandbox: {{Category described in year/sandbox|Spiders described in the 1900s}}:

D

Century

Live: {{Category described in year|Spiders described in the 20th century}}:

This is a container category. Due to its scope, it should contain only subcategories.

20th
Category:Animals described in the 20th century

Sandbox: {{Category described in year/sandbox|Spiders described in the 20th century}}:

This is a container category. Due to its scope, it should contain only subcategories.

20th
Category:Animals described in the 20th century

Plants

Year

Live: {{Category described in year|Plants described in 1753}}:

This category includes plant species that were first formally and validly described in 1753 according to the rules of the International Code of Botanical Nomenclature. Use reliable sources like the International Plant Names Index to figure out the proper category. For examples see the WikiProject Plants essay on this topic.
1753
Category:Species described in 1753

Sandbox: {{Category described in year/sandbox|Plants described in 1753}}:

This category includes plant species that were first formally and validly described in 1753 according to the rules of the International Code of Botanical Nomenclature. Use reliable sources like the International Plant Names Index to figure out the proper category. For examples see the WikiProject Plants essay on this topic.
1753
Category:Species described in 1753

Decade

Live: {{Category described in year|Plants described in the 1900s}}:

D

Sandbox: {{Category described in year/sandbox|Plants described in the 1900s}}:

D

Century

Live: {{Category described in year|Spiders described in the 20th century}}:

This is a container category. Due to its scope, it should contain only subcategories.

20th
Category:Animals described in the 20th century

Sandbox: {{Category described in year/sandbox|Spiders described in the 20th century}}:

This is a container category. Due to its scope, it should contain only subcategories.

20th
Category:Animals described in the 20th century

Birds

Year

Live: {{Category described in year|Birds described in 1901}}:

This category should only contain articles on species and notable subspecies.
1901
Category:Animals described in 1901

Sandbox: {{Category described in year/sandbox|Birds described in 1901}}:

This category should only contain articles on species and notable subspecies.
1901
Category:Animals described in 1901

Jackalopes

Year

Live: {{Category described in year|Jackalopes described in 1901}}:

This category should only contain articles on species and notable subspecies.
1901
Category:Animals described in 1901
Category:Described in year unknown category

Sandbox: {{Category described in year/sandbox|Jackalopes described in 1901}}:

This category should only contain articles on species and notable subspecies.
1901
Category:Animals described in 1901
Category:Described in year unknown category

Malformed cats

Live: {{Category described in year|Jackalopes described in 190}}:

N

Sandbox: {{Category described in year/sandbox|Jackalopes described in 190}}:

N

Live: {{Category described in year}}:

P

Sandbox: {{Category described in year/sandbox}}:

P