What is a Actinistia?

: an order (superorder Crossopterygii) of chiefly Mesozoic fishes including the family Coelacanthidae having the interspinous bones supporting each dorsal and anal fin fused into one piece — compare latimeria.

Is Actinistia a clade?

Actinistia is a subclass of mostly fossil lobe-finned fishes….Actinistia.

What nationality is Casas?

Spanish
Casas is a Spanish surname. Notable people with the surname include: Gastón Casas (born 1978), Argentine footballer. Javier Casas (born 1982), Spanish footballer.

How many Actinistia species are there?

Coelacanths, or Actinistia, are known from the Early Devonian up to the present, with only two living species, Latimeria chalumnae and L. menadoensis.

Are coelacanths Squamates?

Among other reptiles, squamates are most closely related to the tuatara, which superficially resembles lizards….Squamata.

What is the meaning of the last name Casas?

This Spanish and Italian habitation name CASAS was derived from the word CASA meaning ‘house, hut, cottage cabin’. It perhaps originally denoted the occupier of the most distinguished house in the village.

Is Tuatara a Squamata?

The only surviving member of the Rhynchocephalia is the tuatara. Squamata and Rhynchocephalia form the subclass Lepidosauria, which is the sister group to the Archosauria, the clade that contains crocodiles and birds, and their extinct relatives.

Is Gecko a lizard?

gecko, (suborder Gekkota), any of more than 1,000 species of lizards making up six families of the suborder Gekkota. Geckos are mostly small, usually nocturnal reptiles with a soft skin. They also possess a short stout body, a large head, and typically well-developed limbs.