Published in Occasional Papers Museum of Texas Tech University, in 1987, in volume 108, pages 1-10

Published in Occasional Papers Museum of Texas Tech University, in 1987, in volume 109, pages 1-6

Published in Occasional Papers Museum of Texas Tech University, in 1987, in volume 110, pages 1-10

Published in Occasional Papers Museum of Texas Tech University, in 1987, in volume 111, pages 1-14

Published in Occasional Papers Museum of Texas Tech University, in 1987, in volume 112, pages 1-21

Published in Occasional Papers Museum of Texas Tech University, in 1987, in volume 114, pages 1-15

Published in Occasional Papers Museum of Texas Tech University, in 1987, in volume 115, pages 1-21