| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Description Of A New Form Of Myalina From The Coal Measures Of Texas | 978-1-120-18771-0 (1-120-18771-0) | 2009 |
| Descriptions Of New Fossil Sponges From The Hamilton Group Of Indiana | 978-1-120-18803-8 (1-120-18803-2) | 2009 |
P W. · R. P. · Robert P. · Robert Parr · Robert W. · Robert Whitfield