26 RepL 
IV. KEPTILIA AND BATRACHIA. 
RHIPTOGLOSSA. 
On the anatomy and mechanism of the tongue ; L. Kathariner, Jena. 
Zeitschr. (2) xxii, 1894, pp. 247-270, figg., pi. iii. 
Chamcbleon semicristatus, n. sp., Bcettger, Zool. Anz. xvii, 1891, p. 138, 
Madagascar. 
Brookesia stumpffi , n. sp., Bcettger, t. c. p. 182, Nossi Be, Madagascar. 
B. tuberculata, n. sp., Mocquard, C.R. Soc. Philom. 1894, No. 17, 
p. 3, Madagascar. 
PYTHONOMORPHA. 
J. C. Merriam, Palaeontogr. xli, 1894, pp. 1-39, fig., pi. i-iv, has a 
monograph of the Mosasaurs of the Cretaceous of Kansas, belonging 
to the genera Tylosaurus , Marsh, Platecarpus , Cope, Clidastes , Cope, 
and Baptosaurus , Marsh. 
Platecarpus clidastoides and oxyrhinus, n. spp., Merriam, t. c., Cretaceous 
of Kansas. 
Clidastes medius , p. 34, and liodontus, p. 35, n. spp., Merriam, t. c., Cre- 
taceous of Kansas. 
Baptosaurus onchognathus , n. sp., Merriam, t. c. p. 37, Cretaceous of 
Kansas. 
OPHIDJA. 
Boulenger’s second volume of the Catalogue of Snakes in the British 
Museum, containing the conclusion of the Aglyphodont Colubr 'uhv y 
was published in 1894. 
Cope further discusses the Classification of Snakes especially with refer- 
ence to the condition of the lungs and the structure of the copulatory 
organs, Amer. Natural, xxviii, 1894, pp. 831-844, pis. xxvii & xxviii. 
The same author writes on the lungs in the Ophidia, P. Amer. Phil. 
Soc. xxxiii, 1894, pp. 217-224, pis. xi-xyi. 
On the cells in the olfactory organ and in the Jacobson 3 s organ in Snakes ; 
Retzius, Biol. Unters. (2) vi, 1894, pp. 48-51, pi. xxiii, fig. 8. 
On the sublingual glands of non-poisonous Snakes, and on the presence 
and structure of a peculiar gland in the lingual sheath of Vipera 
berus and F. aspis ; C. Bisogni, Int. J. Anat. Physiol, xi, 1894, 
pp. 123-126, pis. vi & xii, 1895, pp. 187-190, pi. ix. 
On the embryouary development of the elements of the spinal cord ip 
Snakes ; Retzius, Biol. Unters. (2) vi, 1894, pp. 41-45, pls.xxi& xxii. 
On the development of the teeth in Vipera berus ; C. ROse, Anat. Anz. 
ix, 1894, pp. 439-451, fig g. 
On the development of the markings in the embryo of Tropidonotus natrix 
and their physiological significance ; J. Zenneck, Zeitschr. wiss. 
Zool. lviii, 1894, pp. 364-393, pi. xxiii. 
