156 



Alphabetical 



ports in Dielasma and Zygospira. 

 By Charles E. Beecher and 

 Charles Schuchert. And on the 

 Development of the shell of 

 Zygospira recurvirostra. By 



Charles Schuchert 71 



Remarks iv 



Seaman. W. H xiii 



Simpson. Charles Torrey. elected xi 



Sitomys 55 



'americanus ..66,56,57.59.60.62.63.64.65.66 



arcticus 67 



aur eolus 6:2 



canadensis.55.56.57.59.60.61.62.63.67.68.69 

 Smith. Erwin F.. Additional Notes on 



Peach Rosette v 



A Bacterial Disease Cucumbers. 



etc.. working through the Fib- 

 rovascular Bundles and prob- 

 ably transmitted by Insects xiii 



Peach Yellows and Plant Nutrition . .x 



Remarks iv. v. ix. x 



The Symbiosis of Stock and Graft. ..x 



Smith. Theobald. The Bacteriology ,of 

 Potomac Water and its Bearing 



upon Sanitary Problems viii 



A New Sporozoon in the Intestina.l, 



Villi of the Ox '. . x 



Remarks iv, ix, x. xm 



and V. A. Moore, The Growth of '. 



Bacteria Through the Pasteur- 



Chamberland Filter v 



Solarium planorbis 10:2 



Spermophilus annectens 133 



beecheyi 133 



beecheyi fisheri 133 



chrysodeirus 134 



brevicaudus.,134 



elegans 131 



mexicanus 131, 132 



. nelsoni 129 



obsoletus '. . ! .'.132- 



perotensis 131. 132 



spilosoma 131 



anneptens 13:2 



" major 131 



Sphserulites 108 



Spiriferidae 76 



Stanton. T. W iv, v, yi 



Stejneger. L vii 



Stern berg. Geo. M. . elected xiii 



Stiles. C. W.. Artificial Species of Ces- 



todes xii 



The Cause of Measly Duck ix 



Sudworth. G. B iv 



Swingle. W. T.. Some Problems of Plant 



Geography in Florida xi 



T. 



Tamias alpinus 137 



callipeplus 136 



minimus pictus 137. 138 



panamintus 134. 135 



speciosus 137 



Teonoma 109. 1 1:2 



Terebratellidae 72 



Terebratulina 81 



Thomomys 113 



bottae 115. 116 



bulbivorus 113. 114. 115 



Mt. Orizaba.... 145 



orizabffi 145. 146 



peregriuus 145. 14cj 



wandering 146 



Thompson. J. B.. elected xii 



Townsend. C. H.. The Propagation of the 

 Atlantic Coast Oyster on the 



PACK 



Pacific Coast vi 



Sea-Otter Fishing in Alaska in Re- 

 lation to the Natives vi 



Remarks vii 



Trigonia crenulata! 16. 27 



stolleyi 16, 26 



Trinity division 11. 12. 17 



fossils 15 



Trochus texanus 102 



Troglodytes hiemalis 63 



True. F. W iv. xiii 



Trullacea 80. ,si 



Tylostoma pedernalis 17. 33 



U. 



Ursus americanus 



cinnamomeus 



horribilis ,., 



luteolus 



147. 149 



... 147 



149 



...147. 148. 149. 151 



.:.:: *,, w - 



Waite! M. B.. The Destruction of Lich- 

 ens on Pear Trees vi 



The Variation of the Fruit of the 



Pear due to Difference of Pollen. . .vii 



Remarks v. viii 



Walcott, C. D iv. viii. xiii 



Waldheimia 7:2. 80 



bicarinata 74 



mawii 74 



Ward. L. F.. The Flora of the Trinity 

 Division of the Comanche Seri< 

 in Texas 



The New Botany 



Weismann's Concessions 



Remarks, etc iv. v. vii. viii. xi. xiii 



Washita division 10. 1 1 



X. 



Xerospermophilu> 



...131 



Y. 



Yucca 



41. 

 43.47. 



45. 53 



aloifolia 

 angustifolia glauca 



australis 



baccata 



brevifolia 



elata 



filamentosa 



filifera 



gloriosa ..... 



guatemalensis 



insects 



pollination ........................... 



rupicola ........................... 4o. 



treculiaua ............................ 



whipplei .......... 41 .4:2. 43. 45. 48. 52. 



graminit'oli:i . ....... 45. 47. 



41. 



