Reference List
and recommended reading
Reference 1.  Dougal Dixon, Berry Cox, R. J. G. Savage, Brian
Gardiner 1988
Dinosaurs and Prehistoric Animals Macmillan
Illustrated Encyclopedia
Reference 2.  William Gallagher 1986 The Mosasaur III The
Journal of the Delaware Valley Paleontological Socity
Reference 3.  William Gallagher 1997 When Dinosaurs Roamed
New Jersey
Rutgers University Press p.72
Reference 4.  Horace Richards 1958 The Cretaceous Fossils of
New Jersey (Part 1)
Bureau of Geology and Topography
Reference 5.  Horace Richards 1962 The Cretaceous Fossils of
New Jersey (Part2)
Bureau of Geology and Topography
Reference 6.  Bretton W. Kent 1987 Fossil Sharks of the
Chesapeak Bay Region
Egan Rees & Boyer Inc.
Reference 7.  Edward M. Lauginiger, Eugene F. Heartstein 1983
A
Guide to Fossil Sharks, Skates, and Rays from the
Cheasapeake and Delaware Canal Area, Delaware

Delaware Geological Survey
Reference 8.  Bruce J. Welton PhD,  Roger F. Farish 1993 The
Collectors's Guide to Fossil Sharks and Rays from the
Cretaceous of Texas
Before Time
Reference 9.  Peter M. Kranz 1989 Dinosaurs in Maryland
Maryland Geological Survey