D. M. Williams

Foundations of systematics and biogeography

Unspoken Love

Barlow Redefined

Barlow Definition of Flawless

Train up a Child

Love in, Air In

Beyond cladistics

Ghetto Theory

Morphology, Taxonomy and Inter-Relationships of the Ribbed Araphid Diatoms from the Genera Diatoma and Meridion (Bibliotheca Diatomologica 8)