Clyde F. E. Roper

1937

• A catalog of the type-specimens of Recent Cephalopoda in the National Museum of Natural History
• An illustrated key to the families of the order Teuthoidea (Cephalopoda)
• Cephalopods of the world
• Cephalopods of the world
• Cirrate octopods with associated deep-sea organisms
• Comparative morphology and function of dermal structures in oceanic squids (Cephalopoda)
• Systematics and zoogeography of the worldwide bathypelagic squid Bathyteuthis (Cephalopoda: Oegopsida)
• Vertical distribution of pelagic Cephalopods
• A study of the genus Enoploteuthis (Cephalopoda