ECAUDATA. 
Rept. 27 
E. F. Kingsbury, Tr. Amer. Micr. Soc. xxi, pp. 45-48, writes on the 
regeneration of the intestinal epithelium of Bufo lentiginosus during 
transformation. 
0. Schulze, Arch. mikr. Anat. lv, pp. 171-230, figg., pis. xi-xiii, continues 
his experiments on the development of Frogs’ eggs.—The same author, 
Verh. Anat. Ges. 1899, pp 23-29, remarks on the bilateral symmetry 
of the Frog’s egg, and, Anat. Anz. xvi, pp. 144-152, has further obser¬ 
vations on the effects of low temperature on the development of the Frog. 
0. Schultze, Yerh. Ges. Wurzburg (2), xxxii, No. 5, also writes on the 
development of the eggs of Rana temporaria deprived of oxygen. 
0. Hertwig, Arch. mikr. Anat. liii, pp. 415-440, pis. xx & xxi, makes a 
further contribution to the early development of Frogs’ eggs. 
G. Levi, Arch. mikr. Anat. lv, pp. 111-144, pi. vii, writes on the re¬ 
sorption of ovarian eggs in Frogs. 
L. Cuenot, Bull. Sci. France Belgique xxxii, pp. 482-489, remarks on the 
effect of food as determining sex in Tailless Batrachians. 
D. Barfurth, Arch. Entwickmecli. ix, pp. 1-26, figg., pis. i-iii, describes 
the experimental production of bifid tails in tadpoles. 
C. Bohr, Ov. Danske Selsk. 1899, pp. 193-211, figg., and Skand. Arch. 
Physiol, x, pp. 74-90, has made experiments on the cutaneous and 
pulmonar respiration of Frogs. 
S. H. Gage, P. Amer. Ass. xlviii, p. 257, remarks on the respiration in 
tadpoles of toads {Bufo lentiginosus) as compared to frogs. 
PHANEROGLOSSA. 
Ranidae. 
t 
Rana boulengeri , Gthr., redescribed by Boulenger, P. Z. S. 1899, p. 166; 
R. esculenta, var. nigromaculata , Hallow., redescribed by Bedriaga, 
Przewalski Reis., Zool. iii, i, p. 11; R. temporaria , L. On the 
breeding time at a high elevation in the Alps: Fischer-Sigwart, 
Arch. Sci. Phys. (4) viii, p. 492. M. Levy, Zool. Garten xl, p. 147, 
writes on frogs hibernating under water; R. temporaria , var. bosnensis , 
Werner = A. grceca , Blgr., Werner, Wiss. Mitt. Bosnien vi, p. 826; 
R. temporaria , var. n. asiatica , Bedriaga, t. c. p. 17, pi. i, fig. 3; 
R. amurensis , Blgr., redescribed by Bedriaga, t. c. p. 27; R. 
macrocnemis , Blgr. Note by Werner, Zool. Anz. xxii, p. 376; R. 
pretiosa, B. & G. Note by Meek, Field Mus. Zool. i, p. 232; 
R. silvatica , Leconte, and cantabrigensis , Baird. Notes by R. H. 
Howe, P. Boston Soc. xxviii, p. 369; R. trilobata, sp. n., Mocquard, 
Bull. Soc. Philom. (9) i, p. 158, pi. i, fig. 1, Guadalajara, Mexico; 
R. latouchii and ricketti , spp. nn., Boulenger, P. Z. S. 1899, pp. 167 
& 168, pi. xix, figg. 1 & 2, N. W. Fokien, China; R. larutensis , sp. n., 
id., Ann. Nat. Hist. (7) iii, p. 273, pi. xi, fig. 1, Perak. 
Ixalus bistrigatus, Worn. = Rana oxyrhynchus , Sundev. Werner, Zool. 
Anz. xxii, p. 377. 
Nanorana pleskei , Gtlir., redescribed and figured by Bedriaga, Przewalski 
Reis., Zool. iii, i, p. 32, pi. i, fig. 5. 
Arthroleptis macrodactylus , Blgr. Note by Werner, Verh. Ges. Wien 
xlix, p. 144. 
Rliacophorus davidi , Sauv. Note by Boulenger, P. Z. S. 1899, p. 169; 
R. dennysii , Blanf., redescribed, id. ibid. 
Rappia phantastica , sp. n., Boulenger, Ann. Nat. Hist. (7) iii, p. 274, 
pi. xi, fig. 2, Benito R., French Congo. 
Prostherapis tricolor , sp. n., Boulenger, Ann. Nat. Hist. (7) iv, p. 455 
Andes of Ecuador; P. variabilis , sp. n., Werner, Verh. Ges. Wien 
xlix (Dec. 1899), p. 474, = P. subpunctatus , sp. n., Cope, Bull. Philad. 
Mus. i (May 1899), p. 5, pi. i, fig. 2, Bogota, Colombia. 
