from The Century Dictionary.
- noun See
- noun One of the fine canals in the integument of many insects, which pass through the chitinous layers and end externally in minute pores.
Sorry, no etymologies found.
c, arrow intended to pass from 1st gill-pouch through collar pore-canal into collar-coelom (cc). cts, posterior limit of collar. dv, dorsal vessel passing into central sinus (bs). ev, efferent vessel passing into ventral vessel (vv). epr, epiphysial tubes. st, stomochord. vs, ventral septum of proboscis. sk, body of nuchal skeleton.