His principal research interests have centered around morphologic studies on Acanthocephala, molecular exchanges of dependent cells and their environments, and diagnosis of parasitic diseases.    From Wordnik.com.  [Chapter 11] Reference

We believe it is Acanthocephala declivis based on the range and description on.    From Wordnik.com.  [What's That Bug?] Reference

Instead, I will list a compilation of some of the phyla of which I have yet to see a live member: Acanthocephala, Chaetognatha, Gnathostomulida.    From Wordnik.com.  [SNAIL'S TALES] Reference

This is a Big Legged Plant Bug or Leaf Footed Bug in the family Coreidae and the genus Acanthocephala.    From Wordnik.com.  [What's That Bug?] Reference

Instead, I will list a compilation of some of the phyla of which I have yet to see a live member: Acanthocephala, Chaetognatha, Gnathostomulida, Hemichordata, Nematomorpha, Nemertea, Onychophora, Priapulida, Sipuncula, Echiura, Phoronida, Loricifera, Pogonophora, Brachiopoda, Placozoa and so on.    From Wordnik.com.  [So many phyla so little time] Reference