1. Stingrays...
A ...are in the phylum Mollusca.
Stingrays are in the phylum Chordata.
B ...are comprised of 29 different species.
There are 220 documented stingray species in 29 genera.
C ...have spiracles on their tails.
Stingray spiracles are openings just behind their eyes.
D ...are related to elasmobranch fish.
Correct! (Sharks are elasmobranch fish.)
