Starfish Starfish Starfish or sea stars are star-shaped echinoderms belonging to the class Asteroidea. Common usage frequently finds these names being also applied to ophiuroids, which are correctly referred to as brittle stars or "basket stars". About 1,500 species of starfish occur on the seabed in all the world's oceans, from the tropics to frigid polar waters. They are found from the intertidal zone down to abyssal depths, below the surface. Starfish are marine invertebrates. They typically have a central disc and five arms, though some species have a larger number of arms. The aboral or upper surface may be smooth,
Spiny-flanked chameleon gives birth to live young. "Trioceros laterispinis" was first described in 1932 by British herpetologist and biologist Arthur Loveridge as "Chamaeleon laterispinis". It was described under the same name in 1966 by Daan and Hillenius. In 1982, Böhme described it as the "Chamaeleo laterispinis brookesiaeformis", and in 1999, Necas described it as the "Chamaeleo laterispinis". Tilbury and Tolley described it as "Trioceros laterispinis" in 2009. It is commonly also known as the spiny-flanked chameleon. Spiny-flanked chameleon The spiny-flanked chameleon (also known as the spiny-sided chameleon), Trioceros laterispinis, is a species of chameleon endemic to the United Republic of Tanzania, East