[DOC] [TLE] Class Chondricthyes [PAR] Class Chondricthyes contains over 600 species of sharks, rays, skates, and 
ratfish. ... Unlike fish scales, placoid scales are embedded within the dermis of 
the shark's ... But shark eyes are also very sensitive, and many species have 
developed a ... with the gill slits and the mouth both found on the underside of the 
animal. [DOC] [TLE] Chondrichthyes - Wikipedia [PAR] Chondrichthyes is a class that contains the cartilaginous fishes: they are jawed 
vertebrates with paired fins, paired nares, scales, a heart with its chambers in 
series, and skeletons made of cartilage rather than bone. The class is divided 
into two subclasses: Elasmobranchii (sharks, rays, ... Chondrichthyans also lack 
ribs, so if they leave water, the larger species'... [DOC] [TLE] Bowmouth guitarfish - Wikipedia [PAR] The bowmouth guitarfish (Rhina ancylostoma), also called the shark ray or mud 
skate, is a species of ray and ... Later authors have also assigned this species to 
the family Rhinobatidae or Rhynchobatidae. ... The bowmouth guitarfish is a 
heavily built fish growing to 2.7 m (8.9 ft) long ... The underside is light gray to 
white. [DOC] [TLE] 10 of the World's Most Dangerous Fish | Britannica.com [PAR] The beauty of many fish species is highlighted in fish stores, aquariums, and in ... 
noted for their ability when disturbed to inflate themselves so greatly with air and 
... It sometimes also attacks humans and has been known to enter the urethras of 
.... genera of marine rays comprising the family Mobulidae (class Selachii). [DOC] [TLE] Catfish Species Essentials: The "Big Three" Types Of Catfish [PAR] How to tell the difference between catfish species, blue, channel and flathead ... 
The number of rays in the anal fin is typically 3035**, and coloration is ... so 
anglers that use fresh dead cut bait have tendency to use fish that is very oily for 
bait. ... different blues from the same body of water and identify one or two that 
have a... [DOC] [TLE] Lionfish Biology Fact Sheet - NOAA's National Ocean Service [PAR] They have fleshy tentacles above their eyes and below the mouth; fan-like 
pectoral fins ... 13 dorsal spines; 10-11 dorsal soft rays; 3 anal spines; and 6-7 
anal soft rays. ... Lionfish have been found in water depths from 1 to 300 feet on 
hard bottom, ... Lionfish consume over 50 species of fish including some 
economically and... [DOC] [TLE] Bony Fishes - Physical Characteristics - Sea World [PAR] Bony fishes show great variety in body shape, but the "typical" fish body ... Some 
fish are colored so that they blend in with their environment. ... Other bony fishes 
have spiny, rigid fin rays at the leading edges of the dorsal, anal, and pelvic fins. 
... Some bottom-feeding species have mouths on the underside of the snout,... [DOC] [TLE] Gentle Giants | Manta Trust [PAR] A feeding reef manta ray drives itself through the water with powerful beats of its 
... The sub-class Elasmobranchii currently contains around 1,100 extant species 
which ... Mobula rays have a bottom jaw which is undercut, so that when their 
mouths are ... Reef mantas also live quite different lives to their giant counterparts
. [DOC] [TLE] Sharks | Smithsonian Ocean Portal [PAR] There are more than 500 species of sharks swimming in the world's ocean. ... 
Some have pointed teeth for grabbing fish out of the water. ... Many shark species 
known for speed also have slim, torpedo-shaped heads, like the .... sharks that 
have mouths on the bottom of their head, this shark's mouth was at the very front. [DOC] [TLE] Echinoderms (starfish, brittle star, sea urchin, feather star, sea ... [PAR] Dec 14, 2015 ... sea urchins (Echinoderms) - Seeigel (Stachelhuter) - Species on this page: ... 
They have no heart, brain, nor eyes, but some brittle stars seem to have light ... 
Their mouth is situated on the underside and their anus on top ..... are so 
attractive to fish predators (Japanese

Question: Rays are in the same class as the 300 or so species of this fish & also have that mouth-on-the-underside thing
Answer: sharks