Published in Transactions of The San Diego Society For Natural History, in 1930, in volume 6, pages 147-162

Published in Transactions of The San Diego Society For Natural History, in 1930, in volume 6, pages 173-178

Published in Transactions of The San Diego Society For Natural History, in 1930, in volume 6, pages 183-196

Published in Transactions of the San Diego Society for Natural History, in 1930, in volume 6, issue 1, pages 1-40

Published in Trans. San Diego Soc. Nat. Hist., in 1930, in volume 6, issue 3, pages 95-144