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Articulated animals (arthropods: exoskeleton)

2.3.3.3.1.2.2. Articulated animals (arthropods: exoskeleton) © 2003-2026 hegel.net · Kai Froeb 2.3.3.3.1.2.2. Articulated animals (arthropods: exoskeleton) [Crustaceans] (gills, two pairs of antennae) 2.3.3.3.1.2.2.1. [Arachnids] (chelicerae, no antennae, eight legs) 2.3.3.3.1.2.2.2. [Tracheates] (tracheae, one pair of antennae) 2.3.3.3.1.2.2.3. One level back to Genus and species (Zoology) One level further to [Crustaceans] (gills, two pairs of antennae) One level further to [Arachnids] (chelicerae, no antennae, eight legs) One level further to [Tracheates] (tracheae, one pair of antennae)
2.3.3.3.1.2.2. Articulated animals (arthropods: exoskeleton) © 2003-2026 hegel.net · Kai Froeb 2.3.3.3.1.2.2. Articulated animals (arthropods: exoskeleton) One level back to Genus and species (Zoology) One level further to [Crustaceans] (gills, two pairs of antennae) One level further to [Arachnids] (chelicerae, no antennae, eight legs) One level further to [Tracheates] (tracheae, one pair of antennae) 2.3.3.3.1.2.2.1. [Crustaceans] (gills, two pairs of antennae) [Small crustaceans] 2.3.3.3.1.2.2.1.1. [Barnacles] 2.3.3.3.1.2.2.1.2. [Higher crustaceans] 2.3.3.3.1.2.2.1.3. One level back to [Crustaceans] (gills, two pairs of antennae) One level further to [Small crustaceans] (copepods, ostracods, water fleas) One level further to [Barnacles] (acorn and goose barnacles: sessile) One level further to [Higher crustaceans] (isopods, amphipods, shrimps, lobsters, crabs) 2.3.3.3.1.2.2.2. [Arachnids] (chelicerae, no antennae, eight legs) [Mites and ticks] 2.3.3.3.1.2.2.2.1. [Scorpions and harvestmen] 2.3.3.3.1.2.2.2.2. [Spiders] 2.3.3.3.1.2.2.2.3. One level back to [Arachnids] (chelicerae, no antennae, eight legs) One level further to [Mites and ticks] (segmentation dissolved) One level further to [Scorpions and harvestmen] (segmented abdomen) One level further to [Spiders] (spinneret: tool and structure) 2.3.3.3.1.2.2.3. [Tracheates] (tracheae, one pair of antennae) [Myriapods] 2.3.3.3.1.2.2.3.1. [Primitive insects] 2.3.3.3.1.2.2.3.2. [Winged insects] 2.3.3.3.1.2.2.3.3. One level back to [Tracheates] (tracheae, one pair of antennae) One level further to [Myriapods] (uniformly segmented body) One level further to [Primitive insects] (wingless, without metamorphosis: silverfish, bristletails, springtails) One level further to [Winged insects] (wings as the instrument of freedom)
2.3.3.3.1.2.2. Articulated animals (arthropods: exoskeleton) © 2003-2026 hegel.net · Kai Froeb 2.3.3.3.1.2.2. Articulated animals (arthropods: exoskeleton) One level back to Genus and species (Zoology) One level further to [Crustaceans] (gills, two pairs of antennae) One level further to [Arachnids] (chelicerae, no antennae, eight legs) One level further to [Tracheates] (tracheae, one pair of antennae) 2.3.3.3.1.2.2.1. [Crustaceans] (gills, two pairs of antennae) One level back to [Crustaceans] (gills, two pairs of antennae) One level further to [Small crustaceans] (copepods, ostracods, water fleas) One level further to [Barnacles] (acorn and goose barnacles: sessile) One level further to [Higher crustaceans] (isopods, amphipods, shrimps, lobsters, crabs) [Small crustaceans] 2.3.3.3.1.2.2.1.1. One level back to [Small crustaceans] (copepods, ostracods, water fleas) [Barnacles] 2.3.3.3.1.2.2.1.2. One level back to [Barnacles] (acorn and goose barnacles: sessile) [Higher crustaceans] 2.3.3.3.1.2.2.1.3. One level back to [Higher crustaceans] (isopods, amphipods, shrimps, lobsters, crabs) 2.3.3.3.1.2.2.2. [Arachnids] (chelicerae, no antennae, eight legs) One level back to [Arachnids] (chelicerae, no antennae, eight legs) One level further to [Mites and ticks] (segmentation dissolved) One level further to [Scorpions and harvestmen] (segmented abdomen) One level further to [Spiders] (spinneret: tool and structure) [Mites and ticks] 2.3.3.3.1.2.2.2.1. One level back to [Mites and ticks] (segmentation dissolved) [Scorpions and harvestmen] 2.3.3.3.1.2.2.2.2. One level back to [Scorpions and harvestmen] (segmented abdomen) [Spiders] 2.3.3.3.1.2.2.2.3. One level back to [Spiders] (spinneret: tool and structure) 2.3.3.3.1.2.2.3. [Tracheates] (tracheae, one pair of antennae) One level back to [Tracheates] (tracheae, one pair of antennae) One level further to [Myriapods] (uniformly segmented body) One level further to [Primitive insects] (wingless, without metamorphosis: silverfish, bristletails, springtails) One level further to [Winged insects] (wings as the instrument of freedom) 2.3.3.3.1.2.2.3.1. [Myriapods] [Millipedes] 2.3.3.3.1.2.2.3.1.1. [Centipedes] 2.3.3.3.1.2.2.3.1.2. [Symphylans and pauropods] 2.3.3.3.1.2.2.3.1.3. One level back to [Myriapods] (uniformly segmented body) One level further to [Millipedes] (herbivorous) One level further to [Centipedes] (predatory) One level further to [Symphylans and pauropods] [Primitive insects] 2.3.3.3.1.2.2.3.2. One level back to [Primitive insects] (wingless, without metamorphosis: silverfish, bristletails, springtails) 2.3.3.3.1.2.2.3.3. [Winged insects] [Palaeoptera] 2.3.3.3.1.2.2.3.3.1. [Neoptera without pupa] 2.3.3.3.1.2.2.3.3.2. [Neoptera with pupa] 2.3.3.3.1.2.2.3.3.3. One level back to [Winged insects] (wings as the instrument of freedom) One level further to [Palaeoptera] (dragonflies, mayflies: wings not foldable) One level further to [Neoptera without pupa] (incomplete metamorphosis) One level further to [Neoptera with pupa] (complete metamorphosis)

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