Published in Transactions of The San Diego Society of Natural History, in 1973, in volume 17, pages 107-118

Published in Transactions of The San Diego Society of Natural History, in 1973, in volume 17, pages 119-128

Published in Transactions San Diego Soc Nat Hist, in 1973, in volume 17, pages 137-173

Published in Transactions of The San Diego Society of Natural History, in 1973, in volume 17, pages 187-208