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Synodus intermedius, the common sand diver, [3] [4] is a species of fish in the lizardfish family, the Synodontidae, a basal ray-finned fish in the class Actinopterygii. Sand divers inhabit subtropical marine ecosystems, (37-17°N), including sandy- bottom areas on continental shelves , coral reefs, estuaries, bays, and reef structures.
The tests (shells) of these sand dollars are round, flat and disc-like, typically measuring 3 inches (7.6 cm) in diameter. The growth rate for this animal is between 3.5 to 6 mm/yr in the latter 5 years of their lifespan, and the lifespan is typically around 8 years. [2] The entire shell is also covered with maroon-colored moveable spines.
The bodies of adult sand dollars, like those of other echinoids, display radial symmetry. The petal-like pattern in sand dollars consists of five paired rows of pores. The pores are perforations in the endoskeleton through which podia for gas exchange project from the body. The mouth of the sand dollar is located on the bottom of its body at ...
There are four holes that represent the holes in the Lord's hands and feet. The center hole is the Wound to His Sacred Heart by the spear of Longinus. On the other side of the sand dollar, you will see Poinsettia. Lastly, if you break open the sand dollar, five doves will come out, the doves of Peace and Joy. [9]
These doves are one of the most harvested migratory game birds in North America. Hunters killed approximately 11 million mourning doves in 2020 and 9 million the following year, according to the U ...
Apparently they form the equivalent of a jaw. --CTho 02:52, 5 August 2006 (UTC) In a living sand dollar, the five "doves" fit together to form a star-shaped structure called the Aristotle's Lantern. The doves are joined by muscles that contract to bring the pieces closer together to crush sand grains. Each dove has a tooth that bisects the ...
Encope emarginata has a thick test, or shell, that often remains intact and preserved. [1] Tests are oval-shaped, centrally domed, typically greenish-brown colored, and have 6 lunules, or notches, as well as large bowed petaloids [2] Young E. emarginata can be mistaken for its sibling, E. michelini, because of the presence of open lunules as juveniles, although closed as adults.
The winter-set (and surprisingly festive) Black Doves stars Keira Knightley as the mild-mannered wife of a high-powered politician who, when not attending events on her hubby's arm, leads a secret ...