INDEX 



Silk-cotton Tree, Bombzix malabarica, also Chorisia speziosa, Paina da seda ; in 



the Argentine known as Samohxi. The true Kapok tree is Ceiba pentandra 



(Bombaceae), 79 

 Silk-weeds or Milk-weeds ( Asclepiadeae) , 242 

 Silver Monkey, 2 1 2 

 Singing-birds, 253 

 Siriri, Tyrannus melancholicus, 250 



Skunk, Gangamba, Surilho (Conepatus chilensis), 178, 192 

 Sleeper, Dorminhoco, Bucco maculatus. In Sao Paulo, Bucco chacuru. Belongs to 



the Bearded Cuckoos or Sloth-birds (Bucconidae), 125, 215 

 Slender Frog, Paludicola gracilis, 271 

 Sloth, Pregui9a, Two species : the widely distributed Ai (Bradypus tridactylus), 



and in the North the Unau (Choloepus didactylus), which has only 2 toes 



on the forefoot, and only 7 cervical vertebrae ; another species has only 6. 



136, 169-171, 319 

 Sloth-bird, Dorminhoco (Bucco), see Sleeper. 

 Sloth-moth, Bradypodicola Hahneli, a Pyralid, 278 

 Snail, Operculate, Caramujo, AmpuUaria striata and caniculata. A snail with a 



long trumpet-Uke shell, as big as a man's fist, which is met on damp paths, 



is Bulimus ovatus. There are many other species. 272 

 Snakes, green, see Emerald Snakes. 



non-venomous. Xenodon Meremii, Neuwiedi, Guentheri, Helicops angulatiis, 



339 

 venomous. Besides the Goral-snakes (Elaps corallinus and frontalis) there are 



the following venomous snakes in Brazil : Surucucil or Surucucu pico da 



jaca (Lachesis muta), Jararaca, Jararacucu (Lachesis lanceolata), Labaria, 



Jararaca (Lachesis atrox), Urutu, Cruzeiro (Lachesis alternata), Jararaca 



do rabo branco (Lachesis Neuwiedi), Cotiarinha, Furta-cor (Lachesis 



itapetiningue), Urutu dourado, Surucucu tapete (Lachesis jararacucii), 



Cascavel, Rattlesnake (Crotalus terrificus), 128, 175, 221, 337-348 



"Soap-cassia." Lavo prato, Cassia medica, said to yield lather for washing dishes 

 (Legumlnosae), 98 



Soco, 119 



SofTrer, 125, 256 



Soldado, 256 



Solitary Bees, Tetralonia bifasciata ; a larger bee, Gentris collaris ; there are many 

 others. 



Sparrow, European (Passer domesticus), 247-8 



Specific Markings (Species recognition-marks), 216 



Spiders, 207-8, 284-5 



Spores, 306 



Spurges, see Euphorbias. 



Squirrel, Gachinguele, Guerlinguetus aestuans, 1 73 



Stamens, 231 



Stanhopea (Orchids), 104 



StaphyJinidae, 307, 316-17, 335 



Starling (Icteridae), 247-8, 253-6 



Indian, Acridotheres melanosternus, 250 



Stick-insect, Phasmos. Proscopia punctata and other species. The Stinking Stick- 

 insect is Phasma putridiun, 224 



Stigma, 231 



Strategus aloeus (beetle), 279 



Sucuni, Joao bobo (Bucco chacuru), a Sloth-bird, 186 



395 



