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A 6 ft (183 cm) tall person is modeled as 2 + 1 ⁄ 4 in (57 mm) tall in 1:32 scale. 1:32 was once so common a scale for toy trains, autos, and soldiers that it was known as "standard size" in the industry (not to be confused with Lionel's "Standard Gauge"). 1:32 is the scale for Gauge 1 toy and model trains. It was the scale of some of the ...
Sculpture is a feature found in the shells of gastropods, bivalves, and scaphopods. The word "sculpture" is also applied to surface features of the aptychus of ammonites , and to the outer surface of some calcareous opercula of marine gastropods such as some species in the family Trochidae .
The taxonomic term Bivalvia was first used by Linnaeus in the 10th edition of his Systema Naturae in 1758 to refer to animals having shells composed of two valves. [3] More recently, the class was known as Pelecypoda, meaning "axe-foot" (based on the shape of the foot of the animal when extended).
A drawing of the glochidium of the swan mussel (Anodonta cygnea).The larva is 0.35 mm long Glochidia of the mussel Lampsilis higginsii. The glochidium (plural glochidia) is a microscopic larval stage of some freshwater mussels, aquatic bivalve mollusks in the families Unionidae and Margaritiferidae, the river mussels and European freshwater pearl mussels.
Map of the Southern African coastline showing some of the landmarks referred to in species range statements. The list of marine molluscs of South Africa is a list of saltwater species that form a part of the molluscan fauna of South Africa.
Pecten is a genus of large scallops or saltwater clams, marine bivalve molluscs in the family Pectinidae, the scallops. This is the type genus of the family. Etymology
In 2010 a new proposed classification system for the Bivalvia was published by Bieler, Carter & Coan revising the classification of the Bivalvia, including the subclass Pteriomorphia. [8] However, the following taxonomy represents the current accepted arrangement of this subclass according to the World Register of Marine Species [ 9 ]
This is a list of the marine bivalves recorded from Ireland.It is part of the List of marine molluscs of Ireland.The list includes species from the continental margin (200–500m), bathyal zone (500–2000m), and abyssal zone (2000–4000m), in the Rockall Basin, Porcupine Seabight, and Celtic Sea.