Published in Proceedings of the San Diego Society of Natural History, in 1994, in volume 29, pages 147-176

Published in Proceedings of the San Diego Society of Natural History, in 1994, in volume 29, pages 177-189

Published in Proceedings of The San Diego Society of Natural History, in 1994, in volume 29, pages 33-56

Published in Proceedings of the San Diego Society of Natural History, in 1994, in volume 29, pages 77-98