Index to Polume ll. 
Xipholena pompadora Linn (Ampelis p.) 
Xiphopteris serrulata Kaulf., 477. 
Xiphorliamphus microlepis Midi Trosch. (Acestrorbynch 
m. Schomb.), 800. 
Xiphostoma Cuvieri (Hydrocyniis c. 61. 
,, hortulanum JVagl. 771, 822, 
'Xyrideae, 6S1. 
Xyris americana Anbl., 119. 
Xylopia frutescens AubL, 496. 
s.'.licii'olia E. B. K., 496. 
Yaku. See Penelope. 
Yarimoko, Barokoto Chief. 916-20, 922. 
Yarro. Hypostomus or Doras ? 296. 
Yawaira R., 496. 
Yawangra V., 390. 
Yawari. See Didelpliis. 
Yellow-tail Snake. See Coluber, 
Youd, Missionary, 245-8. 
Zingiberaceae, 92, 99, 153, 208, 334, 410, 416, 425, 
Zuappi R., Valley of the, 409. 
Zuaptipu Kange, 424. 
Zuruma with Cotinga, Junction of, 335 
Zurumata Indians, 940, 
Zygopetalum 873, 980. 
„ Mackai Book., 470, 
„ rostratum, 913. 
