Published in Occasional Papers Museum of Texas Tech University, in 2011, in volume 300, pages 1-29

Published in Occasional Papers Museum of Texas Tech University, in 2011, in volume 303, pages 1-9

Published in Occasional Papers Museum of Texas Tech University, in 2011, in volume 304, pages 1-15

Published in Occasional Papers Museum of Texas Tech University, in 2011, in volume 305, pages 1-14

Published in Occasional Papers Museum of Texas Tech University, in 2011, in volume 306, pages 1-10