[Vv TABLE OF CONTENTS. 
Ridgway, Robert. Descriptions of two new forms of Basileuterus rufifrons, from Mex- HOES 
LSS CEN alee Re es ae ea py oe RE Sle ot i Be aa Gch acta eek: 119 
NEw supspecies: Basileuterns rufifrons jouyi, B.rujifrons dugési. 
Shufeldt, BK. W., WM. D. A. maidof Wolpai, (with Plate 1). .22.-.- <2. 22..-n--scccccsese 29-31 
The evolution of house building among the Navajo Indians (with Plates XLI-XLIIl)..--. 279-282 
Simpson, Charlies VT. Notes on the Unionidxe of Florida and the Southeastern States 
(WAL PLS tOS RGR ERR TV) i; SS TASS Sew See eta nce edn eiete cule acial sfeidisiet a so piaietela oie ww cies aie e eeenetoeners 405-436 
NEW SPECIES: Unio subluridus. 
Smith, John B., Sc. D. Revision of the genus Cucullia; revision of the Dicopine; 
revision of Xylomiges and Morrisonia (with Plates I-1ll).-..-....-------.---.------------ 33-86 
New specins: Cucullia similaris, C. obsewrior, C. dorsalis, C. bistriga, C. cinderella, Bu- 
tolype bombyciformis, Copipanolis borealis, C. fasciata, Xylomiges peritalis, X. ochra- 
ced. 
Stejneger, Leonhard. Preliminary description of new genus and species of blind cave 
salamander from’ North Amieries (with Plate 1&)-< - 122. -sck cone eee Seimcis See eee ee eee 115-117 
New Genus: Yyphlotriton. 
NEw species: T'yphlotriton speleus. 
—— Notes on collection of birds made by Harry V. Henson in the Island of Yezo, Japan 
(with Plate xLV) << sii Ps. cea sen Sesbacectaeseteee Reid eels sa Sins sacle 21 aia eee mets emer 289-359 
New species: Parus hensoni. ; 
NEW SUBSPECIES: Hypsipetes amaurotis hensoni. 
— ‘Two additions of the Japanese avifauna, inciuding description of a new species...--- 371-373 
NEW SPECIES: Acanthopneuste ijime. 
True, Frederick W. An annotated catalogue of the mammals collected by Dr. W. L. 
Abbott in the Kilima-Njaro region, East Africa (with Plates LXXV-LXXX) ..-.........---- 445-480 
NEW SPECIES: Mus aquilus, Dendromys nigrifrons, Sciurus undulatus. 
Williamson, Mrs. Burton WH. An annotated list of the shells of San Pedro Bay and 
WICINI Oy (WIT RCP La tes RRS RIM) Sees to esc ceee wena ye Winte a oles er ane ha tenets mete ere eee 179-219 
NEW SPECIES: Vitrinella williamsoni, Amphissa bicolor. 
