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   You are in: Museum of Natural History >> Hall of Taxonomy >> Kingdom: Animalia >> Phylum: Chordata >> Class: Agnatha >> Subclass: Elasmobranchii

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Subclass: Elasmobranchii

Sharks and Rays - Persistent notochord, constricted; mouth sub terminal to ventral; teeth numerous, continually replaced, placoid; 5-7 pair gills, separate slit openings; usually an open spiracle; jaws amphistylic or hyostylic; pelvic girdle 1 fused unit; males single clasper each pelvic fin; 1 or 2 dorsal fins, rigid, spine or not



Research Links

subclass Elasmobranchii (ERMS taxonomic hierarchy)
European Register of Marine Species European Register of Marine Species Taxonomic
hierarchy for the subclass Elasmobranchii. subclass Elasmobranchii ...

World Problems: Alphabetic Index S... (page 381)
... Subclass Threatened species Elasmobranchii | (D) [*W*]; Subclass Threatened species
Eumalacostraca | (D); Subclass Threatened species Flukes | (D); Subclass ...

ELASMOBRANCH. The Columbia Encyclopedia: Sixth Edition. 2000
... l s m br ngk) (KEY), cartilaginous fish, member of the subclass Elasmobranchii of
the vertebrate class Chondrichthyes (see Chordata). This group includes sharks ...

Ecology, Evolution, and Organismal Biology, Tulane University

Courtenay Museum Earth Sciences: Paleo Page
... Subclass: Elasmobranchii (Sharks, Skates, and Rays): Sharks, Skates, and Rays are
all aquatic or marine carnivores that track their prey using a system of ...

Intro to Sharks
... and those with five or more gill slits, called sharks, rays, and all their relatives
(subclass Elasmobranchii). This CD-ROM covers the subclass Elasmobranchii. ...

... -----subclass ELASMOBRANCHII (elasm-Gr.
elasmos, a thin plate) (branchi-Gr. branchion, gill). ...

vertebrate -
... Subclass Elasmobranchii (sharks and rays) Numerous teeth derived of placoid scales;
5 to 7 gill clefts; operculum absent; cloaca; upper jaw not fused with ...

... predaceous habits Subclass Elasmobranchii: Sharks,
Skates, & rays. -carnivores - dogshark order ...

Rokker / Hajer
... Eagle ray. Gemeiner adlerroche. Ørneskate. Örnrocka. Return to Marine fish species.
Subclass Elasmobranchii. Order Lamniformes (1,2,3,5) , Order Squaliformes (4). ...

Flower Garden Banks NMS - Elasmobranchs, Birds and Mammals
... Elasmobranchs, Birds and Mammals CLASS CHONDRICHTHYES (CARTILAGINOUS

... SubPhylum Vertebrata (vertebrates) Class Chondrichthyes (cartilaginous fish) Subclass
Elasmobranchii (sharks and rays) Order Lamniformes Family Selachii Genus ...

Sub-Unit: Subclass Elasmobranchii. Subclass Elasmobranchii.
The sharks, rays and dogfish are a diverse ...

Classification and Natural History of Fish
... The subclass Elasmobranchii includes the sharks as well as theflattened bottom dwelling
skates (spelling) and rays. And youhave a picture of one here on the ...

Ch 1 - Diversity, Evolution, and Classification of ...
... Subclass Elasmobranchii sharks, rays, skates characteristics placoid scales that
are modified to form teeth 5-7 pairs of gill slits with separate external ...

... the species chimaeras, such as ratfish and elephant fish. So the shark belongs to
the subclass Elasmobranchii. There are many different types of sharks. There ...

Jawless Fishes and Chondrichthyes
... fin with venomous spine d. Live in cool water marine habitats D. Subclass Elasmobranchii
1. Characteristics of the class a. Typically 5, rarely 6-7 gill slits ...

Start your search on Subclass: Elasmobranchii.

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