Published in Transactions of The San Diego Society For Natural History, in 1938, in volume 8, pages 409-410

Published in Transactions of the San Diego Society of Natural History, in 1938, in volume 8, issue 33, pages 411-454

Published in Transactions of The San Diego Society For Natural History, in 1938, in volume 9, pages 15-30

Published in Transactions of The San Diego Society For Natural History, in 1938, in volume 9, pages 35-36