thoraxes
Upper body sections
Thoraxes is the plural of thorax, the middle section of an insect's body between head and abdomen, or in human anatomy, the chest cavity containing the heart and lungs.
The alternative plural thoraces appears in more technical contexts.
The thoraxes of the preserved specimens showed unusual markings.
External skeletal structure
- chitinArthropod shell polymer
- cephalothoraxFused cranial-trunk section
- abdomenTorso's lower cavity
- carapaceProtective dorsal exoskeleton
spiracles · segments · sternum · cuticle · arthropods · crustaceans · arachnids
Protective combat covering
- carapaceProtective dorsal exoskeleton
- exoskeletonExternal skeletal structure
- shieldHandheld defensive armor
- platingSurface metal application
shell · cuticle · hardened · defensive · covering · breastplate · cuirass · plastron
Bony chest enclosure
- sternumFlat chest bone
- clavicleHorizontal bone above ribs
- scapulaPosterior thoracic bone
- vertebraeInterlocking bones of spine
diaphragm · pectoralis · intercostal · trapezius · latissimus · deltoid · pleura · thoracic
Hardened forewings of beetles
- forewingsAnterior wing pair
- hindwingsPosterior pair of wings
- antennaeSensory appendages on insects
- mandiblesPaired arthropod mouthparts
tarsi · proboscis · ovipositor · entomology · beetles · moths · butterflies · wasps
exoskeleton
External skeletal structure
- chitinArthropod shell polymer
- cephalothoraxFused cranial-trunk section
- abdomenTorso's lower cavity
carapace · spiracles · segments · sternum · cuticle · arthropods · crustaceans · arachnids
armor
Protective combat covering
- carapaceProtective dorsal exoskeleton
- exoskeletonExternal skeletal structure
- shieldHandheld defensive armor
plating · shell · cuticle · hardened · defensive · covering · breastplate · cuirass · plastron
ribcage
Bony chest enclosure
vertebrae · diaphragm · pectoralis · intercostal · trapezius · latissimus · deltoid · pleura · thoracic · mediastinum
elytra
Hardened forewings of beetles
mandibles · tarsi · proboscis · ovipositor · entomology · beetles · moths · butterflies · wasps · bees
lungs
Respiratory chest organs
- bronchiMain lung air passages
- tracheaRespiratory airway tube
- diaphragmMuscle separating chest, abdomen
breathing · pulmonary · alveoli · pleura · airways · oxygen · ventilation · inhale · exhale · respiratory