calyptopis stage
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calyptopis — First larval stage following the nauplius stage in euphausids, corresponding roughly to the the protozoea stage [Brusca and Brusca, 2002]. Larval stage of euphausiids. There are three successive calyptopes, distinguished by the increasing degree… … Crustacea glossary
calyoptis larva — see calyptopis stage … Dictionary of invertebrate zoology
metanauplius — A stage of development between the nauplius and calyptopis in euphausiids. A vestigial abdomen is present [Mauchline, 1984]. Developmental stage following the nauplius larval stage and bearing the same three appendages but having additional body… … Crustacea glossary
nauplius — Characteristic crustacean larval stage bearing median simple (naupliar) eye and 3 pairs of setose, functional appendages destined to become the antennules, antennae and mandibles [Brusca and Brusca, 2002]. Early larval stage having only… … Crustacea glossary
Metanauplius — A pseudometanauplius of the krill species Nematoscelis difficilis hatches using the push off hatching technique Metanauplius is an early larval stage of some crustaceans such as krill. It follows the nauplius stage. In sac spawning krill,[Note 1] … Wikipedia
furcilia — Fourth larval stage in euphausiaceans, marked by movable compound eyes that project beyond edge of carapace [Moore and McCormick, 1969]. Larval stage of euphausiids that has stalked eyes and resembles the adult in general body form [Mauchline,… … Crustacea glossary
Krill — Euphausiacea A northern krill (Meganyctiphanes norvegica) Scientific classification Kingdom … Wikipedia
Antarctic krill — Taxobox name = Antarctic krill image width = 200px regnum = Animalia phylum = Arthropoda subphylum = Crustacea classis = Malacostraca ordo = Euphausiacea familia = Euphausiidae genus = Euphausia species = E. superba binomial = Euphausia superba… … Wikipedia
furcilia — n. [L. dim. furca, fork] (ARTHROPODA: Crustacea) In Euphausiacea, the larval stage following the calyptopis (mysis type) with stalked and movable compound eyes and with thoracic and abdominal appendages; antennae not used for locomotion … Dictionary of invertebrate zoology
