The anatomy and physiology of the mouth-parts of the collembolan, Orchesella cincta L.
By Justus Watson Folsom ... With four plates ...
- Cambridge, Mass., 1899.
- 1 p. l., [7]-39, [1] p., 3 l. 4 pl. 25 cm.
- Contributions from the Zoölogical laboratory of the Museum of Comparative Zoölogy at Harvard College ... no. XCVI .
"Reprinted from the Bulletin of the Museum of Comparative Zoölogy. vol. XXXV. no. 2.
"Bibliography of thysanuaran mouth-parts": p. 36-38.