Rostrum Anatomy

The term rostrum is defined as an organisms beak or a beak like part. Sphenoidal rostrum rostrum sphenoidale.

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It is made of cartilage and is long and flat.

Rostrum anatomy. It is made of cartilage and is long and flat. This definition incorporates text from the wikipedia website wikipedia. Since the rostrum is typically located about the thorax of an arthropod it is differentiated from the cauda or tail.

This definition incorporates text from a public domain edition. The inferior surface of sphenoid bone presents in the middle line a triangular spine the sphenoidal rostrum which is continuous with the sphenoidal crest on the anterior surface and is received in a deep fissure between the alæ of the vomer. Rostrum the rostrum is what gives the sawfish its common name.

Invertebrates in crustaceans the rostrum is the forward extension of the carapace in front of the eyes. Cephalopod molluscs have hard beak like mouthparts. A rostrum latin for beak is an anatomical structure resembling a birds beak such as the snout of a crocodile or dolphin or the foremost extension of a crustaceans carapace.

The teeth along the side margins of the rostrum are not really teeth but rather modified scales. The rostrum is the part of the corpus callosum that projects posteriorly and inferiorly from the anteriormost genu. A rostrum is found in both cetaceans and crustaceans.

Among insects the rostrum is the name for the piercing mouthparts of the order hemiptera. Gastropod molluscs have a rostrum or proboscis.

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