Published in Publications of the Museum of Natural History University of Kansas, in 1963, in volume 12, issue 10, pages 475-501

Published in University of Kansas Publications, Museum of Natural History, in 1963, in volume 14, pages 363-473

Published in University of Kansas Publications. Museum of Natural History, in 1963, in volume 15, pages 205-249

Published in University of Kansas Publications. Museum of Natural History, in 1963, in volume 15, pages 297-349