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*Asthenosoma periculosum*, commonly called the fire-urchin, is an extant sea urchin within the Echinothuriidae family. It’s notable for possessing venomous spines that inflict a painful sting. This species is particularly relevant to marine biologists and researchers studying venom evolution and de...
Asthenosoma varium is a venomous sea urchin belonging to the Echinothuriidae family. This extant species, often called the fire-urchin, is notable for its potent spines that deliver a painful toxin. Found primarily in the Indo-Pacific, it’s of interest to marine biologists studying venom evolution a...
Asthenosoma dilatatum is a species of deep-water sea urchin first described by Alexander Agassiz in 1879. Belonging to the family Echinothuriidae, it is commonly referred to as a fire urchin due to its venomous pedicellariae, which can deliver a painful sting. The species has a distinctive, flattene...
Asthenosoma ijimai is a species of sea urchin belonging to the Echinothuriidae family, a group characterized by their flexible, leathery shells. Named in honor of the prominent Japanese zoologist Isao Ijima, this marine invertebrate is native to the Pacific waters near Japan. Like other members of i...
Asthenosoma marisrubri is a marine sea urchin in the family Echinothuriidae, a group that includes the so-called fire urchins. The species was described by Ole Theodor Jensen Mortensen in 1934 from the Red Sea, and records also place it in the western Indian Ocean near Egypt. It is a regular echinoi...
Asthenosoma intermedium is a species of sea urchin in the family Echinothuriidae, described by Hubert Lyman Clark in 1938. It is a benthic animal associated with sand and rubble bottoms and is reported as active at night. A regional account records it to at least 72 metres depth and notes short, ban...
Frequently Asked Questions
What leads the Fire Urchin ranking?
Asthenosoma periculosum currently leads the Fire Urchin results with a displayed score of 8.36/10. This is an editorial ranking result for the items included on this page, not a universal verdict for every use case.
How should I read the score and confidence label?
The 0 to 10 score is Lunoo's ranking judgment. Strong confidence means 10 or more recorded comparison checks, some means 2 to 9, and provisional means fewer than 2.
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