Invertebrates Crossword

insect that has an hour-glass shape on its abdomen
State insect of Alabama,Idaho,Illinois
insect named this because it resembled someone in a praying position
organisms that live on the bottom of the ocean
claw of an arthropod
innermost basic layer of tissue
outermost layer of skin
portion of the gut which connects the pharynx to the stomach
part of the body at the "front" end, where the brain,mouth, and sensory organs are
The portion of the digestive tract between the stomach and anus; it is the region where most of the nutrients and absorbed
When stiff body parts are connected by a soft flexible region
The "free cheeks"; separate, detachable portions of the trilobite cephalon
Jellylike material between the outer ectoderm and the inner endoderm of cnidarians
Front opening of the digestive tract, into which food is taken for digestion
Segment of the body formed by a region of muscle
A specialized cell that can react to stimuli and transmit impulses
stiff rod of tissue along the back of the body
The main opening through which filtered water is discharged
The second pair of appendages of cheliceromorphs
Any opening into or through a tissue or body structure