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 Linne* (iS) 1 Spirorbis claparedei C. & M. (n). 



communis Bosc. nordenskjoldi Ehlers (surface ?). 



corrugatus Montagu non C. & M. similts sp. nov. 



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



Icevis Quatrefages. inversus sp. nov. 



validus Verrill (17). tubceformis sp. nov. 



morchi Levin sen (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. asperatus 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. 



semidentatus sp. nov. 



C. Surface with distinct lines and grooves. 



Tube sinistral. 



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



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



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



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



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



stimpsoni Verrill. argutus Bush. 



beneti Marion (21). variabilis sp. nov. 



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



Tube dextral. 



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



heterostrophus Montagu. dorsatus Bush. 



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



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



pagenstecheri Quatrefages (8). tridentatus sp. nov. 



foraminosus Bush. formosus sp. nov. 



1 See pp. 236 and 262. 2 See Addendum. 



