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The pair attached to the first segment of the head are called primary antennae or antennules. This pair is generally uniramous, but is biramous in crabs and lobsters and remipedes . The pair attached to the second segment are called secondary antennae or simply antennae .
The blue crab, Callinectes sapidus was chosen as the state crustacean of Maryland in 1989. [17] C. sapidus is a crab found in the waters of the western Atlantic Ocean, the Pacific coast of Central America and the Gulf of Mexico. The blue crab may grow to a carapace width of 230 mm (9.1 in).
Spiny lobsters typically have a slightly compressed carapace, lacking any lateral ridges. Their antennae lack a scaphocerite, the flattened exopod of the antenna. This is fused to the epistome (a plate between the labrum and the basis of the antenna). The flagellum, at the top of the antenna, is stout, tapering, and very long.
Undergraduate students at the University of Maryland Eastern Shore help build an artificial beach platform for spawning horseshoe crabs in the 94th Street canal in Ocean City in July.
Crab Orchard National Wildlife Refuge is a 43,890 acre (180 km 2) National Wildlife Refuge primarily in southwestern Williamson County, but with small extensions into adjacent eastern Jackson and northeastern Union counties of southern Illinois, in the United States. Its land and water contain a wide diversity of flora and fauna.
The Vidette covers international, national, state and local news as well as in-depth features and reviews and editorial opinions. [2] In addition, the paper provides ISU students with professional work experience as journalists, graphic designers, web developers and media advertising sales representatives.
For the Empire State Building in 1994, Silliman said, “I made the proposal for a two-level three-around radiating element design with reflector screens that worked extremely well and has ...
Long Island Sound is a large marine estuary in the Northeastern United States. It forms the maritime border between the states of New York and Connecticut.It is diverse and serves as a breeding ground to many different types of marine animal species; the following is a list of said species by scientific and/or common name.