- Invertebrate Fossils
- Treatise on Invertebrate Paleontology; Part O: Arthropoda Vol I[1], Arthropoda - General Features, Protarthropoda, Euarthropoda - General Features, Trilobitomorpha
- Bryozoa
- Introduction to Historical Geology
- Treatise on Invertebrate Paleontology (Part R, Arthropoda 4, Volume 4: Superclass Hexapoda)