B.D. Meritt, Hesperia, 33, 1964, pp. 189-190, No. 38, photograph pl. 30 S.E.G., XXI, 425 S. Dow, Hesperia, Suppl. I, pp. 118-119, No. 62, photograph p. 119 B.D. Meritt, Hesperia, 3, 1934, pp. 35-36, No. 22, p. 35 S. Dow, Hesperia, Suppl. I, pp. 160-161, No. 94, photograph p. 160