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Diprotodon (Diprotodon optatum) · scientific reconstructionView original image

This is an original generative reconstruction, not a photograph or scientific plate.

Diprotodon

Diprotodon optatum

This rhinoceros-sized marsupial clipped plants with two forward incisors and moved between seasonal water sources.

Structured expansion · editorial review pending

Time range
About 1.6 million–46,000 years ago
Final stage
Late Pleistocene
Geographic range
Australian open woodland, grassland and lake basins

What was Diprotodon?

This archive records Diprotodon under the scientific name Diprotodon optatum, with an age of About 1.6 million–46,000 years ago and a range of Australian open woodland, grassland and lake basins. This rhinoceros-sized marsupial clipped plants with two forward incisors and moved between seasonal water sources.

Diprotodon was the largest known marsupial, standing almost two meters at the shoulder. Broad feet supported its mass, molars ground shrubs and herbs, and lake deposits hint at movements following water and food.

Diprotodon at a glance

Scientific name
Diprotodon optatum
Age
About 1.6 million–46,000 years ago
Last recorded stage
Late Pleistocene
Known range
Australian open woodland, grassland and lake basins
Broad group
mammal or synapsid
Archive era
Cenozoic
Habitat signals
Freshwater · Forest · Grassland
Documented regions
Oceania

How was Diprotodon built?

Overall body plan

This rhinoceros-sized marsupial clipped plants with two forward incisors and moved between seasonal water sources.

Skull, teeth and feeding mechanics

The available record is interpreted through preserved proportions, attachment surfaces, wear and comparison with related organisms. For Diprotodon, those observations must be separated from features added only for visual reconstruction.

Limbs, posture and body mass

Diprotodon was the largest known marsupial, standing almost two meters at the shoulder. Broad feet supported its mass, molars ground shrubs and herbs, and lake deposits hint at movements following water and food.

Growth and individual variation

A single specimen does not define the whole species. Size, maturity, preservation and possible sex differences are considered before anatomical traits are treated as typical of Diprotodon.

EukaryotaAnimaliaChordataSynapsidaDiprotodon optatum

How did Diprotodon live?

Diprotodon was the largest known marsupial, standing almost two meters at the shoulder. Broad feet supported its mass, molars ground shrubs and herbs, and lake deposits hint at movements following water and food. This ecological reconstruction is strongest where anatomy, associated organisms and the depositional setting point in the same direction.

What shaped its ecological limits?

Its populations depended on food webs, vegetation, water, climate and competition. Changes in any one factor did not necessarily cause immediate extinction, but interacting pressures could reduce range, recruitment and resilience.

Where and when did Diprotodon live?

This archive currently lists About 1.6 million–46,000 years ago; Australian open woodland, grassland and lake basins. Fossil or historical occurrence data describe where evidence has been found, not every place the taxon once occupied. Species-level age and range limits still require source-specific review.

01

Documented geographic range

Australian open woodland, grassland and lake basins. This boundary can change when specimens are reidentified or new localities are published.

02

Time window

About 1.6 million–46,000 years ago, with the final recorded stage listed as Late Pleistocene. Rock units and dating uncertainty mean the true biological range may extend beyond the known record.

03

Environmental setting

The archive uses the broad habitat labels Freshwater · Forest · Grassland. These labels help explore related records; a habitat reconstruction requires evidence from individual localities.

What evidence supports reconstructions of Diprotodon?

01

Primary record

Skulls, skeletons, tracks and tooth isotopes across Australia record body size, diet and movement, while lake death assemblages suggest social behavior.

02

Comparative anatomy

Preserved structures are compared with close and functionally similar organisms. The method can constrain posture and function, but analogy alone cannot prove colour, behaviour or soft tissue.

03

Age and locality

Stratigraphy and occurrence records place Diprotodon within About 1.6 million–46,000 years ago and Australian open woodland, grassland and lake basins. Reworked fossils and uncertain provenance are treated cautiously.

04

Open entity records

Links below connect the archive to available taxonomic and occurrence records. A matching name does not verify every ecological claim, and related-taxon links provide comparison rather than an exact species match.

Why did Diprotodon disappear?

Long-term aridification, changing fire regimes and human arrival overlap with its disappearance; their relative roles remain under study.

The last fossil or observation marks the youngest evidence currently known, not necessarily the death of the final individual. Explanations are strongest when timing, environmental change and population biology agree; otherwise the profile preserves uncertainty instead of assigning a single dramatic cause.

Diprotodon FAQ

What was Diprotodon?

This archive records Diprotodon under the scientific name Diprotodon optatum, with an age of About 1.6 million–46,000 years ago. This rhinoceros-sized marsupial clipped plants with two forward incisors and moved between seasonal water sources.

When did Diprotodon live?

The current archive range is About 1.6 million–46,000 years ago; its youngest recorded stage is Late Pleistocene.

Where was Diprotodon found?

The archive currently lists Australian open woodland, grassland and lake basins. Species-level locality assignments and the full geographic range still require source-specific review.

How do scientists know about Diprotodon?

Skulls, skeletons, tracks and tooth isotopes across Australia record body size, diet and movement, while lake death assemblages suggest social behavior.

Check the source record

Use the scientific name to compare taxonomy, occurrence records and the fossil record. Database coverage and classifications may differ.

How has this record changed?

  1. Completed an AI-assisted bilingual audit of the archive record, corrected identified issues and clarified evidence limits; independent editorial review is pending.
  2. Expanded into a structured bilingual profile with anatomy, ecology, range, evidence, debate and FAQs; independent editorial review is pending.
  3. Verified authoritative entity sources and added three responsive reconstruction sizes.
  4. Initial bilingual species record published.

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