ARTHROPODA (VI): Trilobitomorpha and Uniramia (Other arthropod study images ;
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b) SuperCl. MYRIAPODA: (~13,000 terrestrial spp; 1 mm - 30 cm)
- Cl. CHILOPODA (centipedes) 15 - 177 pairs of legs; 1st pair bears poison claws; mostly predatory
- Cl. DIPLOPODA (millipedes): 100 - 700 pairs of legs; adjacent trunk segments fuse yielding 2 pairs of legs per body unit (diplosegment); mostly herbivores
- APTERYGOTA: 4 classes; lack wings (ametabolous devel.); internalized mouthparts (entognathus)
- Cl. PTERYGOTA: the 'true' winged insects; external mouthparts (ectognathus)
Copyright (c) 2005 by A. Richard Palmer. All rights reserved.
(revised April 2, 2005)