Order Rodentia (Part 6) Author James H. Honacki Author Kenneth E. Kinman Author James W. Koeppl text 1982 Alien Press, Inc. & The Association of Systematics Collections Lawrence, Kansas, USA Editor James H. Honacki Editor Kenneth E. Kinman Editor James W. Koeppl Mammal Species of the World (1 st Edition) 560 594 book chapter http://doi.org/10.5281/zenodo.7353039 0-89327-235-3 7353039 Myocastor Kerr, 1792 . Anim. Kingdom, p. 225 . COMMENT: Myocastor is not a capromyid and was referred to the Family Myocastoridae Ameghino, 1904 , by Woods and Howland, 1979 , J. Mammal., 60: 114. Although Patterson and Pasqual, 1968, Breviora, 301:6, included Myocastor and several fossil forms as the subfamily Myocastorinae of the Echimyidae , it is generally agreed that Myocastor is not an echimyid (GSM). Includes Myopotamus ; see Cabrera, 1958:569 . ISIS NUMBER: 5301410025001000000.