Netv Order of Gigantic Fossils. 



17 



noticed in this specimen first. The transverse portion is 

 S-shaped, a form not infrequently met, though the dominant 

 form is an upward curving stem, lying in the plane of the 

 spiral. 



One massive specimen, secured by the Messrs. Morrill and 

 Everett on the last expedition, shows this interesting pecu- 



FlG. 13. — Specimen of Daimonelix circumaxilis, buttressed by the expanded trans- 

 verse portion. 



liarity, that it is admirably braced and buttressed by the 

 transverse stem, which is so expanded vertically that it abuts 

 against three whorls instead of one, as is customary. (See 

 Fig- 1 3-) 



Daimonelix bispiralis, gen. et sp. nov. 



The difference on which this species is based, is that of a 

 double spiral encircling the axis. In other respects it resem- 

 bles the foregoing species. Inasmuch as the specimen was 

 weathered out, it is short and fragmentary, but shows its 

 characters sufficiently well for all that. See Fig. 14 (found 

 at E, Fig. 4). 



