1. Study of the Pseudorthoceratidae;Flower;Palaeontographica Americana,1939
2. Development of the Mixochoanites;Flower;Jour. Paleont.,1941
3. The ontogeny of Centroceras, with remarks on the phylogeny of the Centroceratidae;Flower;Jour. Paleont.,1952
4. Cambrian cephalopods;Flower;New Mexico Bur. Mines, Bull.