28 Kept. 
IV. REPTILTA. 
Amblycephalidjj. 
Amblycephalus monticola , Cant., figured by Boulenger, Cat. Sn. iii, 
pi. xxiii, fig. 1. 
Leptognathus albifrons , Sauv., and alternans , Fiscli. : notes by Werner, 
Verb. Ges. Wien, xlvi, pp. 303 & 364, pi. vi, fig. 7. L. ventrimacu- 
lata , Blgr., figured by Boulenger, t. c. pi. xxiv, fig. 2. L. leuco- 
melas } n. sp., ul. 7 Ann. Nat. Hist. (6) xvii, p. 17, and Cat. pi. xxiv, 
fig. 1, Colombia. L, andiana , p. 452, pi. xxiii, fig. 2, Ecuador, and 
eleganSy p. 452, pi. xxiii, fig. 3, Tehuantepec, n. spp., icl. Cat. 
PseudopareaSy n. g., for Leptognathus vagus , Jan ; id. ibid. p. 462. 
VlPERIDJ). 
On the structure of the envelope of the eg^ of vipers ; Bisogni, Int. J. 
Anat. xiii, pp. 173-180, pi. ix. 
Cau8us resimuSy Ptrs. : remarks by Tornier, Kriechth. 0. Afr. p. 86. 
Vipera berus , L. : notes on specimens from Normandy ; Boulenger, 
Bull. Soc. Rouen, xxxi, p. 149 : on specimens from Saxony ; Meyer 
& Helm, vii-x. Jahresber. Ornith. Beob. Sachsen, p. 146. 
PseudocerasteSy n. g., for Cerastes persicus , D. & B. ; Boulenger, Cat. 
Sn. iii, p. 501. 
Echis color atu8y Gthr., figured ; id. ibid. pi. xxv, fig. 1. 
AtheriSy Cope: note on the specific characters; Gunther, Ann. Nat. 
Hist. (6) xvii, p. 266. A. ceratuphoruSy Werner: remarks by Tor- 
nier, Kriechth. 0. Afr. p. 85. 
Atractaspis corpuleuta , Hallow. : note by Werner, Verh. Ges. Wien, xlvi, 
p. 364. A. reticulata , n. sp., Sjostedt, Zool. Anz. xix, p. 516, 
Ekundu, Cameroon. 
Provipera bodtgeriy Kink, (foss.) : tooth described and figured by Kin- 
kelin, Abb. Senckenb. Ges. xx, p. 36, fig. 
Lachesis okinavensis 7 Blgr., and JlavomaculatuSy Gray, figured ; Boulen- 
ger, t. c. pi. xxv, figg. 2 & 3. L. bicolor , Bocourt, and aurifery Salv.: 
notes by Werner, Verh. Ges. Wien, xlvi, pp. 348 & 355, pi. vi, 
figg. 4 & 5. L. fasciatus , n. sp., Boulenger, Ann. Nat. Hist. (6) 
xviii, p. 63, Jampea I. 
Bothrops burmeisteriy n. sp., Koslowsky, Rev. Mus. La Plata, vi, 1895, 
p. 369, pi. iv, Chilecito, Argentina, = L. ammodytoideSy Leybold ; 
Berg, An. Mus. Buenos Aires, v, p. 163. 
Incert.® Sedis. 
Symoliophi8 delgadoiy n. sp., for a vertebra from the Cretaceous of Portu- 
gal ; Sauvage, C.R. Ac. Sci. cxxii, p. 251. [Should perhaps be 
referred to Dolichosauria . — Reg.] 
0RNITH0SAURIA. 
On the quadrate bone of a gigantic Pterodactyl from Bahia ; A. S. 
Woodward, Ann. Nat. Hist. (6) xvii, p. 255, fig. 
DINOSAURIA. 
0. C. Marsh, Rep. U. S. Geol. Surv. xvi, pp. 133-244, figg., pis. ii-lxxxv, 
gives a very full summary of our knowledge of American Dinosaurs, 
accompanied by reprints of nearly all the figures previously pub- 
lished by him. 
