Published in Occasional Papers Museum of Texas Tech University, in 2007, in volume 266, pages 1-9

Published in Occasional Papers Museum of Texas Tech University, in 2007, in volume 267, pages 1-11

Published in Occasional Papers Museum of Texas Tech University, in 2007, in volume 268, pages 1-10

Published in Occasional Papers Museum of Texas Tech University, in 2007, in volume 269, pages 1-35

Published in Occasional Papers Museum of Texas Tech University, in 2007, in volume 270, pages 1-12

Published in Occasional Papers Museum of Texas Tech University, in 2007, in volume 271, pages 1-19