Swedish botanist Carl Linnaeus described Nautilus spirula Linnaeus, 1758 in his book Systema Naturae. In 1799, French naturalist Jean-Baptiste Lamarck described the genus Spirula and transferred this species to it, … Meer weergeven

S. spirula is capable of emitting a green light from a photophore located at the tip of its mantle, between the ear-shaped fins. Evidently … Meer weergeven

By day, Spirula lives in the deep oceans, reaching depths of 1,000 m. At night, it rises to 100–300 m. Its preferred temperature … Meer weergeven

• Jellyella Meer weergeven

S. spirula has a squid-like body between 35 mm and 45 mm long. It is a decapod, with eight arms and two longer tentacles, all with suckers. The arms and tentacles can all be … Meer weergeven

The order Spirulida also contains two extinct suborders: Groenlandibelina (including extinct families
Spirula is … Meer weergeven

• "Spirula Spirula". Tree of Life web project.
• "Spirulidae forum". TONMO.com. Archived from the original on 2006-03-16 – via Internet … Meer weergeven