Head and Thorax (Arachnids have cephalothorax, ex: spiders and scorpions)
the head and thorax
First of all, only the cephalothorax is inflexible. The tail is flexible, and if you look at it closely, it is clearly segmented. The cephalothorax is actually also segmented internally, but is masked by the shell, called a carapace.
Cephalothorax.
Cephalothorax.
Cephalothorax
carapace
The cephalothorax is the head and the thorax of an insect - generally hard, and it has mainly phosophlipid fatty acids whereas the abdomen is kinda like the *** part of the insect -containing mainly fat (triglycerides). In female insects, the abdomen contains the eggs as well.
Fused segments in an arthropd are called tagmate and phenomenon is called tagmatization . Cephalothorax , Prosoa , meta soma etc. are tagmata .
Yes and no they are called the cephalothorax and the opisthosma some sipders only have the opisthosma some only have the cephalothorax and others have both
The tagma of a crayfish is the Cephalothorax because it is made of two fused segments. The tagma of a crayfish is the Cephalothorax because it is made of two fused segments.
the answer to that is "cephalothorax" which is a head and a thorax.