Rhinomuraena, 921. 
Rhinoceridfe, 877. 
Rhinochetidae, 872. 
RhinolophidsB, 876. 
Rhinolophus, Mar. 185. 
Rhipidistia, 855. 
Rhipidopterygia, 855. 
Rhiptoglossa, 867. 
Rhizocrinus, Feb. 153. 
Rhizoxmia alba, Feb. 182. 
Rhoads, Mimetic Origin and Develop- 
ment of Bird Language, Mar. 91. 
Rhynchocephalia, 863, 864. 
Rhynchonella, 988. 
Rhynchosauridse, 866. 
Rhynchospira, 986. 
Rhytinidae, 876. 
Ribs of Salamandra, 918. 
Roberts, Frogs Eating Snakes, 74. 
Rocella phycopsis, 3. 
Roches Moutonn^es, 15, 913. 
Rock Forming Minerals, Rutley, 49. 
Rocks in Brazil, Mar. 156. 
in Somali Land, N. E. Africa, 441. 
in Mysore Province, S. India, 440. 
Rock Types in Fernando de Noronba, 
Rodimorpha, 659. 
Rolfe, C. W., Characters and Distribu- 
tion of the Genera of Brachio- 
poda, 982. 
Roman Pronunciation in Horticulture, 
Bessey, 446. 
Romerite, 526. 
Rothlauf, 898. 
Rotifera, 642. 
Royal Medal to F. von Miiller, 88. 
Ruins on the Volga, Mar. 146. 
Russel's Geological Reconnaissance of 
Southern Oregon, 426. 
Russian Geology, 805. 
Russia, Population of, 619. 
Rutile in Clay, 1006. 
Rutley's " Rock Forming Minerals," 49. 
Ryder, J. A., Acquisition and Loss of 
Food-Yolk, and Origin of the 
Calcareous Egg-Shell, 928. 
Byssus of the Young of the Com- 
Development of Ampullaria, 735. 
Larval Amphiuma. 927. 
Karyokinesis in Amblystoma, 827. 
Origin and Meaning of Sex, 601. 
Polar Differentiation of Volvox and 
the Specialization of Possible 
Anterior Sense Organs, 218. 
Sabbatia dodecandra, [ 
Sabulina octona, 268. 
Saccardo's Great Work on Fungi, Feb. 
178. 
Saccopharyngidae, 858. 
Sagmatias, 1098. 
Salenia mexicana, Feb. 169. 
anops, T 
,, 861, 8 
Sea/ops aquaticus, 450. 
ScaphiopidfE. 862. 
Scapolite and Plagioclase, 
Scelidotherium' 660. 
Scientific Editors of t 
bune, 485. 
Research, 1088. 
Sciunu aestuans, Feb. 135. 
variabiUt, Feb. 136. 
Schliiteria trtrachelts, Feb. 154 
Scolecophidia, 86 
Scorpaenidoe, 860. 
Scombridae, 860. 
Scorpio, Sexual Characters of, 826. 
Scudder's Mesozoic Cockroaches, 486. 
Sculptured Rocks, 782. 
^ 
