Sharks, sawfishes, guitarfishes, skates and rays. Chimaeroids. In J. Tee–Van, C.M. Breder, S.F. Hildebrand, A.E. Parr, and W.C. Schroeder (Eds.), Fishes of the Western North Atlantic. Part 2. Sears Foundation for Marine Research, Yale University, New Haven (pp. 1–514)
New and little known batoid fishes from the Western Atlantic. Bulletin of the Museum of Comparative Zoology at Harvard College, 128(4), 161–244
Interrelationships of and within Breviraja based on anatomical structures (Pisces: Rajoidei). Bulletin of Marine Science, 32(2), 399–425
The elasmobranch ovary. In W.C. Hamlett (Ed.), Reproductive biology and phylogeny of chondrichthyes: sharks, rays and chimaeras, Vol. 3 (pp. 237–281). Science Publishers, Endfield, USA