Published in Journal of The Washington Academy of Sciences, in 1978, in volume 68, pages 27-32

Created: 2012-08-30, modified: 2012-08-30

Published in Journal of The Washington Academy of Sciences, in 1978, in volume 68, pages 56-74

Created: 2014-01-30, modified: 2014-01-30

Published in Journal of The Washington Academy of Sciences, in 1978, in volume 68, pages 75-82

Created: 2014-01-30, modified: 2014-01-30

Published in Journal of The Washington Academy of Sciences, in 1978, in volume 68, pages 82-85

Created: 2012-08-30, modified: 2012-08-30

Published in Journal of The Washington Academy of Sciences, in 1978, in volume 68, pages 92

Created: 2014-01-30, modified: 2014-01-30

Published in Journal of The Washington Academy of Sciences, in 1978, in volume 68, pages 144

Created: 2014-01-30, modified: 2014-01-30

Published in Journal of the Washington Academy of Sciences, in 1978, in volume 68, issue 4, pages 147-167

Created: 2012-07-26, modified: 2012-07-26