Published in Occasional Papers Museum of Texas Tech University, in 1998, in volume 174, pages 1-20

Published in Occasional Papers Museum of Texas Tech University, in 1998, in volume 176, pages 1-7

Published in Occasional Papers Museum of Texas Tech University, in 1998, in volume 177, pages 1-28

Published in Occasional Papers Museum of Texas Tech University, in 1998, in volume 178, pages 1-11

Published in Occasional Papers Museum of Texas Tech University, in 1998, in volume 180, pages 1-15

Published in Occasional Papers Museum of Texas Tech University, in 1998, in volume 184, pages 1-7

Published in Occasional Papers Museum of Texas Tech University, in 1998, in volume 185, pages 1-23

Published in Occasional Papers Museum of Texas Tech University, in 1998, in volume 186, pages 1-8

Published in Occasional Papers Museum of Texas Tech University, in 1998, in volume 187, pages 1-4