Definition of Headshield. Meaning of Headshield. Synonyms of Headshield

Here you will find one or more explanations in English for the word Headshield. Also in the bottom left of the page several parts of wikipedia pages related to the word Headshield and, of course, Headshield synonyms and on the right images related to the word Headshield.

Definition of Headshield

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Meaning of Headshield from wikipedia

- The order Cephalaspidea, also known as the headshield slugs and bubble snails, is a major taxon of sea slugs and bubble snails, marine gastropod mollusks...
- characterized by a large median dorsal opening in the anterior part of the headshield that serves as both a common nostril and the main water intake device...
- which had a superficial resemblance to the Osteostraci, had an elongate headshield, that, coupled with its spear-like rostrum, gave it a throwing-dart-like...
- warm oceans and seas. They are cephalaspideans, part of the suborder of headshield slugs and bubble snails. The genus was named after Atys, a king of Alba...
- anteriorly positioned headshield, and a trunkshield. A pair of antennae-like structures emanate from underneath the base of the headshield, and there are numerous...
- gastropods that are often labeled as "sea slugs" are the various families of headshield slugs and bubble snails within the clade Cephalaspidea. The sea hares...
- of unstalked eyes on the top of the headshield and pair of stalked eyes attached to the underside. The headshield also has four pairs of biramous (two...
- Chelidonura livida is a species of sea slug, or "headshield slug", a marine opisthobranch gastropod mollusk in the family Aglajidae. Chelidonura livida...
- marine opisthobranch gastropod mollusc in the order Cephalaspidea, the headshield slugs. This species has a maximum size of 70 mm. The background color...
- some members of the group definitively had calcified exoskeletons. The headshields ancestrally have a pair of unstalked eyes attached to the upper surface...