CEPHALOPODA, GASTROPODA. 
Moll . 55 
t Styracoceras, n.gen., type Amm. baldnri , Keyserling, Cretaceous, N. Russia; 
Hyatt, Mon. U.S. Geol. Surv. xliv, p. 244. 
+ Subpidckellia, n. gen. for A mm. oehlerti , Nickles, Cretaceous, S. Europe, 
and others; Hyatt, t. c. p. 139. 
t Subtissotia, n. gen., type Tissotia tissoti var. injlata , Peron, Cretaceous, 
North Africa ; Hyatt, t. c. p. 43. ' 
iSvilajites , n. subgen. of Tirolites for T. cingulatus , tieizei , n. spp., Trias, 
Dalmatia ; Kittl, Abh. geol. Reichsanst. xx, p. 65. 
f Tegoceras , n. gen., type Amm. mosensis , Orb., Cretaceous, France; Hyatt, 
Mon. U.S. Geol. Surv. xliv, p. 84. 
+ Tolypeceras , n. gen., type Amm. marcousanus , Pictet and Campiche, 
Cretaceous, Switzerland ; Hyatt, t. c. p. 103. 
TETRABRANCHIATA. 
Nautilus , nervous system ; Gravier (213). 
It GASTROPODA. 
Retina of the eye ; Hesse (232). 
Nepionic stage in Gastropods ; Kesteven (283). 
Development of the radula ; Schnabel (465). 
PULMONATA. 
STY LOMM ATOPHOR A. 
TESTACELLIDTR and Selenitidas. 
Daudebardia should be Audebardia ; Dollfus, j. Conchy!, li, p. 278. 
Ennea densecostulata , Mlldff., figd. ; Bavay & Dautzenberg (32) : E. 
iwakawa, n. var. ; Pilsbry & Hirase, Nautilus xvii, p. 53. 
Ennea ( Elma ) tonkiniana , p. 204, (E.) messageri , p. 205, Tonkin ; Bavay & 
Dautzenberg, J. Conchyl, li, figg. : E. unilirata , commoda , insolita , 
p. 315, prodigiosa, columella , p. 316, E. Uganda ; Smith, J. Conch, x, 
figg.: E. oleacea , German East Africa; Fulton, J. Malac. x, p. 99, 
fig. : E. calopasa , p. 596, claustraria, craterodon , p. 597, dcedalea , 
genialis , p. 598, ) nmerothales , montana , sylvia , p. 599, triglochis , vir^o, 
p. 600, warrenii, p. 601, South Africa; Melvill & Ponsonby, Ann. 
Nat. Hist, xii, figg. : n. spp. 
Glandina , several spp. figd., with n. varr. of G. delicate, oblong a ; Pilsbry 
( 415 )- . . 
Glandina hiungensis, p. 770, victoriana , delicata , p. 771, Mexico; Pilsbry, 
P. Ac. Phi lad. 1903, figg. : n. spp. 
Paryphanta louisiadarum , Mlldff., figd. ; Moellendorff in Martini & 
Chemnitz (339) : P. busbyi, anatomy ; Murdoch (362) : P. urnula , 
hochstetteri, anatomy ; Murdoch (361). 
Rhytida ( Eurhytida ) wynyardensis , Pottord, figd; ; Moellendorff in 
Martini & Chemnitz (339): R. greenwoodi, anatomy; Murdoch 
(361). 
& 'alasiella perpusilla , modesta , figd. ; Pilsbry, P. Ac. Philad. 1903, p. 773. 
Salasiella minima , p. 773, subcylindrica, p. 774, Mexico; Pilsbry, t. c. 
figg. : n. spp. . ■ 
Streptaxis , supplement to catalogue, with figg. of S. thebawi , porrectus , 
obtusus ; Gude (218) : & costulatus , Mlldff, with n. varr., cristatellus , 
Mlldff, figd. ; Bavay & Dautzenberg (32). 
