ECAUDATA. 
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Rept. 33 
On the carpus of the Tailless Batrachians ; A. Perrin, Bull. Sci. France 
Belgique, xxvii, pp. 419-431, pi. xvi, and CR. Congr. Soc. Sav. 
Sorbonne, 1896, pp. 206-216, pi. v, and Emery, Bull. Sci. France 
Belgique, xxix, pp. 288-291. 
On variation in the spinal nerves and the vertebral column in Bufo 
vulgaris ; H. Adolpiii, Morpliol. Jahrb. xxv, pp. 115-142, pi. viii. 
On the spinal ganglia of Frogs ; G. 0. Huiier, Anat. Anz. xii, 
pp. 417-424, figg. 
Remarks on Gaupp’ s observations on the musculature of the trunk of 
Tailless Batrachians ; Maurer, Anat. Auz. xi, pp. 457-463, figg. 
Reply by Gaupp, t. c. pp. 745-757, figg.. and xii, pp. 22 & 23. 
Rejoinder by Maurer, op. cit. xii, pp. 85-87. 
On the so-called nasal- and skin-muscles of Tailless Batrachians; Gaupp, 
Anat. Anz. xii, pp. 23-31, figg. 
H. H. Wilder, Zool. Jahrb. Anat. ix, pp. 273-318, figg., pis. xix-xxi, 
investigates the larynx of Batrachians. 
On the pseudothyroid gland of the Frog ; Koiin, Anat. Anz. xi, 
pp. 602-605, fig. 
On an abnormality in the arterial system of the Frog, in which the left 
lung is connected with the mesenteric artery by a well-developed 
functional vessel ; B. B. Watson, Zool. Anz. xix, p. 442, fig. 
On the communication between peritoneal cavity and renal veins 
through the nephrostomial tubules in the Frog; E. J. Bles, P. 
Cambridge Soc. ix, pp. 73-75. 
On the encephalon of the Frog ; P. Ramon, Bibliog. Anat. iv, 
pp. 232-252, figg. 
On the dermal glands of the Frog ; P. Junius, Arch. mikr. Anat. xlvii, 
pp. 136-154, pi. x. 
On the mechanism of respiration in the Frog ; E. Gaupp, Arch. Anat. 
1896, pp. 239-268. 
On pulmonary and cutaneous respiration in the Frog ; E. Couvreur, 
Ann. Soc. Linn. Lyon (2) xlii, 1895, pp. 191-193, 
On external impregnation without pairing in some Tailless Batrachians; 
Fisciier-Sigwart, Mt. Aargau. Ges. vii, pp. 17-20. 
On the formation of the ova in Tailless Batrachians ; J. F. Gemmell, 
Arch. Anat. 1896, pp. 231-238, pis. x & xi. 
On the influence of temperature on the development of the Frogs’ eggs ; 
O. Hertwig, SB. Ak. Berlin, 1896, pp. 105-108. 
On the development of the eggs of Bana temporaria in a medium 
deprived of oxygen ; H. Samassa, Verb. Zool. Ges. 1896, pp. 93-97. 
On the influence of the chemical medium on the development of the 
Frog- and Toad-embryos ; Gurwitscii, Arch. Entwickmech. iii, 
pp. 219-260, figg., pis. xiv & xv. 
On the wrinkling of Frogs’ eggs during segmentation ; C. B. Wilson, 
Amer. Natural, xxx, pp. 761-773, figg. 
On cyclotropism in the segmentation-cells of Bana temporaria ; W. Roux, 
op. cit. i, 1895, pp. 43-68 & 161-202, figg., pis. i-iii. 
On the groupment of the pigmentary granules in the ovum of Tailless 
Batrachians during segmentation ; C. Van Bambeke, Bull. Ac. 
Belgique (3) xxxi, pp. 29-46, figg. 
On the granulations contained in the blood-corpuscles of Tadpoles ; 
Giglio-Tos, Anat. Anz. xii, pp. 321-334. 
On the evolution of the respiratory function in the Frog-embryo ; 
Bataillon, OR. Soc. Biol. (10) iii, pp. 730-733. 
On development and resorbtion of chorda and hypochorda in Alytes 
obstetricans ; A. Bergfeldt, Anat. Hefte. Arb. vii, pp. 53-102, 3 pis. 
On the reproduction of limbs in Frog-larvoe ; D. Barfurth, Arch. 
Entwickmech. i, 1895, pp. 117-123, pi. vi. 
1896. [yol. xxxiii.] c 9 
