There's hidden eggs on Fiorina 161? How, I have to know?
Marines then being sent in by WY, whilst another WY black bag team watches from a distance in hopes of studying any tactical advantages in combating the aliens themselves, whilst the science division does what its does best, making things so much worse.
Since Egg morphing is basically cannon now and has been incorporated into the book, it makes sense that the dog alien had the ability to use people and turn them into eggs. Well the creature had enough victims that it dragged away and so it's totally conceivable that it turned a couple of them into eggs, so now deep in fury 161 there are a bunch of eggs waiting for victims.
*Mild comic spoilers* As for xenomorph variants, I am kinda down for the Alien King, it did feature in one of my favorite comics and strictly speaking it is not part of the lifecycle but it was the product of genetic engineering.