Amargasaurus vs Diplodocus

A detailed side-by-side comparison of Amargasaurus and Diplodocus, covering size, diet, classification, geologic period, and discovery history.

{# ═══════════════════════════════════════════════════════════════════════════ Side-by-side comparison table ═══════════════════════════════════════════════════════════════════════════ #}

Side-by-Side Comparison

属性 Amargasaurus Diplodocus
学名 Amargasaurus cazaui Diplodocus longus
分類 Sauropoda Sauropoda
時代 Cretaceous Early Jurassic Late
食性 Herbivore Herbivore
全長 10.0 m 25.0 m
Height 2.5 m 5.0 m
体重 2.6 t 14.0 t
発見年 1991 1878
発見場所 La Amarga Formation, Argentina Canon City, Colorado, USA
命名者 Leonardo Salgado & Jose Bonaparte Othniel Charles Marsh
{# ═══════════════════════════════════════════════════════════════════════════ Visual size comparison ═══════════════════════════════════════════════════════════════════════════ #}

Size Comparison

Amargasaurus 10.0 m

about as long as 2 cars end-to-end

Diplodocus 25.0 m

about as long as 5 cars end-to-end

Weight Comparison

Amargasaurus 2.6 t

comparable to 2.6 small cars

Diplodocus 14.0 t

about the weight of 2.3 elephants

{# ═══════════════════════════════════════════════════════════════════════════ Timeline comparison ═══════════════════════════════════════════════════════════════════════════ #}

Timeline Comparison

Amargasaurus
145.0 Mya Cretaceous Early (Mesozoic) 100.5 Mya
Diplodocus
161.5 Mya Jurassic Late (Mesozoic) 145.0 Mya
{# ═══════════════════════════════════════════════════════════════════════════ Diet comparison ═══════════════════════════════════════════════════════════════════════════ #}

Diet Comparison

Amargasaurus

Herbivore

Amargasaurus was a plant-eater, feeding on vegetation like ferns, conifers, and cycads.

Diplodocus

Herbivore

Diplodocus was a plant-eater, feeding on vegetation like ferns, conifers, and cycads.

{# ═══════════════════════════════════════════════════════════════════════════ Classification comparison ═══════════════════════════════════════════════════════════════════════════ #}

Classification Comparison

Amargasaurus

Clade: Sauropodomorpha

Group: Sauropoda

(Lizard feet)

Diplodocus

Clade: Sauropodomorpha

Group: Sauropoda

(Lizard feet)

Both dinosaurs share a common ancestor within the Sauropoda clade.

{# ═══════════════════════════════════════════════════════════════════════════ Key differences (from DinoComparison model) ═══════════════════════════════════════════════════════════════════════════ #} {# ═══════════════════════════════════════════════════════════════════════════ Did You Know? fun facts ═══════════════════════════════════════════════════════════════════════════ #}

Did You Know?

💡

Diplodocus was about 2.5x longer than Amargasaurus.

💡

Diplodocus weighed roughly 5x more than Amargasaurus.

💡

Both Amargasaurus and Diplodocus were herbivores.

💡

Amargasaurus lived during the Cretaceous Early while Diplodocus lived during the Jurassic Late, separated by roughly 61 million years.

💡

Diplodocus was discovered 113 years earlier, in 1878.

💡

Both belong to the Sauropoda clade, making them relatively close relatives.

{# ═══════════════════════════════════════════════════════════════════════════ Related comparisons ═══════════════════════════════════════════════════════════════════════════ #}

Compare With Other Dinosaurs

{# ═══════════════════════════════════════════════════════════════════════════ Explore these dinosaurs ═══════════════════════════════════════════════════════════════════════════ #}

Explore These Dinosaurs

Explore the Natural World

Discover more across the Nature FYI family