26O BUSH 



TABLE I. 



BASED ON CHARACTER OF SURFACE OF TUBE, WHICH, WHEN FULLY DEVEL- 

 OPED, IS SMALL, MORE OR LESS REGULARLY COILED, DISCOID, 

 ASCENDING, OR SPREADING. 



A. Surface without lines or grooves. 



Tube sinistral. 



Spirorbis spirorbis Linnd (iS) 1 Spirorbis claparedeiC. & M. (n). 



communis Bosc. nordenskjoldi Ehlers (surface ?). 



corrugates Montagu non C. & M. similis sp. nov. 



chilensis Gay (surface?). abnormis sp. nov. 



Itevis Quatrefages. inversus sp. nov. 



validus Verrill (17). tubceformis sp. nov. 



morchi Levinsen (27). evolutus sp. nov. 



aggregates C. & M. ( 10). 



Tube dextral. 



Spirorbis spirillum Linne* (4). Spirorbis armoricanus Saint-Joseph (5) 



sinistrorsus Montagu. pusilloides nom. nov. (9). 



B. Surface variable : with and without lines. 



Tube sinistral. 



Spirorbis verruca Fabr. non Levinsen. Spirorbis levinseni C. & M. (15). 

 quadrangularis Stimpson. asperates sp. nov. 



malardi C. & M. (12). mutabilis sp. nov. 



lebruniC. & M. (14). 



Tube dextral. 



Spirorbis vitreus Fabr. (2). Spirorbis rugatus sp. nov. 



pseudocorrugatus nom. nov. (7). incongruus sp. nov. 



semidentates sp. nov. 



C. Surface with distinct lines and grooves. 



Tube sinistral. 



Spirorbis granulates Linne*. Spirorbis perrieri C. & M. ( 16). 



carinates Montagu. mediterraneus C. & M. (19). 



sulcatus Adams. kaekleri C. & M. (22). 



cornuarietis Philippi (20).' bernardi C. & M. (23). 



militaris Claparede (24). langerhansi C. & M. (26). 



stimpsoniVemM. argutes Bush. 



beneti Marion (21). -variabilis sp. nov. 



patagonicus C. & M. (13). lineatus sp. nov. 



Tube dextral. 



Spirorbis cancellated Fabr. (i). Spirorbis bellulus Bush. 



heterostrophus Montagu. dorsates Bush. 



violaceus Levinsen (3). eximius sp. nov. (direction?). 



marioni C. & M. (6). comptes sp. nov. 



pagenstecheri Quatrefages (8). tridentatus sp. nov. 



foraminosus Bush. formosus sp. nov. 



1 See pp. 236 and 262. * See Addendum. 



