PrGabp l, Rudiment of the appendage of the praegenital somite which disappears.
In those insects in which a median terminal appendage exists between the two cerci this is considered to be a prolongation of the eleventh tergite.
- Squilla mantis bases tends to show that the primitive (Stomatopoda), showing the type of appendage was more complex last four thoracic (leg-bearthan the simple biramous limb, and ing) somites free from the some authorities have regarded the carapace.
The appendage carrying the gill-book stands out on the surface of the body in Limulus, and has other portions developed besides the gill-book and its base; it is fused with its fellow of the opposite side On the other hand, in Scorpio, the gill-book-bearing apFIG.
This factory was, however, merely an appendage to the imperial magnificence.