Arothron is a genus of pufferfish that belongs to the family Tetraodontidae. These species are sometimes kept in aquaria.[1][2]

Arothron
Narrow-lined puffer (Arothron manilensis)
Guineafowl puffer (Arothron meleagris)
Scientific classification Edit this classification
Kingdom: Animalia
Phylum: Chordata
Class: Actinopterygii
Order: Tetraodontiformes
Family: Tetraodontidae
Subfamily: Tetraodontinae
Genus: Arothron
J. P. Müller, 1841
Diversity
14 species

The oldest described specimens of this genus are dated to the early Pleistocene epoch around 1.95-1.35 million years ago. They were uncovered in the Liuchungchi Formation in southern Taiwan. They are semi-articulated specimens with nearly complete skulls that show characteristic beak-like jaws.[3]

Distribution

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They have a wide range of distribution being found in warm parts of the Atlantic, Indian and Pacific Ocean.[1]

Description

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The largest species is A. stellatus, which can reach 1.2 m (3.9 ft) in length.[1] They are easily distinguishable from other genera of pufferfish through several characteristics. The first is a single lateral line on the sides of their bodies. Their nostrils have the appearance of an upraised cup with two fleshy flaps. They are easily visible to the naked eye.[4]

Species

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There are currently 14 recognized species in this genus:[1][2]

Synonyms
  • Arothron aerostaticus (Jenyns, 1842) valid as Arothron stellatus
  • Arothron gillbanksii (Clarke, 1897) valid as Arothron firmamentum
  • Arothron leopardus (Day, 1878) valid as Chelonodon leopardus
  • Arothron perspicillaris (Rüppell, 1829) valid as Arothron hispidus

References

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  1. 1 2 3 4 Froese, Rainer; Pauly, Daniel (eds.). "Species in genus Arothron". FishBase. December 2016 version.
  2. 1 2 Fricke, Ron; Eschmeyer, William N. & van der Laan, Richard (eds.). "Species in the genus Arothron". Catalog of Fishes. California Academy of Sciences. Retrieved 28 March 2025.
  3. Lee, Chieh-Hsuan; Přikryl, Tomáš; Hsu, Yu-Chieh; Lin, Chien-Hsiang (2026-03-31). "First skeletal record of the pufferfish Arothron (Tetraodontiformes: Tetraodontidae) from the Early Pleistocene of southern Taiwan". Palaeontologia Electronica. 29 (1): 1–15. doi:10.26879/1668. ISSN 1094-8074.
  4. Mishra, Subhrendu & Chakraborty, Priyankar & Yardi, Kranti. (2021). New record of white-spotted pufferfish Arothron hispidus (Linnaeus, 1758) (Tetraodontiformes: Tetraodontidae) from West Bengal, India, compared with other Arothron species occurring in India. Journal of Fisheries. 9. 93401. 10.17017/j.fish.332.
  5. Matsuura, K. (2016). "A new pufferfish, Arothron multilineatus (Actinopterygii: Tetraodontiformes: Tetraodontidae), from the Indo-West Pacific". Ichthyological Research. 63 (4): 480–486.