References
- Guyer M. F. Animal Micrology, 11th Ed. Univ. of Chicago Press. 1936; 117
- Reagan F. P. Univ. of Cal. Pub. in Zool. 1926
- Lee A. B. The Microtomists Vade-mecum, 10th Ed., J. B. Gatenby. Blakistons, Phila 1937; 433
- 370, Ibid.
- 434, Ibid.
- 435, Ibid.
- Lipman H. J. Staining the skeleton of cleared embryos with alizarin red S. Stain Techn. 1935; 10: 61