PURKYNE Jan Evangelista (1787-1863) & VALENTIN, Gabriel Gustav (1810-1883).:
De motu vibratorio animalium vertebratorum. Observationes recentissimas.
N. Acta Acad. .Leopold. Nat. Curios., 17(2) [1835]: pp. 841-854, 25 figs. on 2 lithographed plates. 4to. Old plain wrappers, uncut. Some marginal foxing, good otherwise. - New observations on the ciliary motion in the mucous membranes of vertebrate animals, a supplementary paper to the authors' classic work on the same subject published earlier in the same year.Cf. - Rare.

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