

Diam. 



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PLATE VII. 



Amathia. — Farkella. 



Figure 1. — Amathia distans, . ■■ . 



la, part of, the zoarium, .... 

 lb, young spiral not fuUy developed ; Ic, showing 

 exserted necksj '.".'. 



„ 2. — Amathia hrasiliensis, . . . . . . 34 



2a, 26, portions of the zoarium ; 2c, long, barren- 

 jointed, terminal filaments ; 2d, 2e, occa- 

 sional scattered zooecia, . 



,, 3, 3a. — Farrella atlantica, . . . . . x 50 37 



36, 3c, zooecia with polypides ; 3d, with quadrangular 



orifice ; 3g, young zocBcium, 

 Be, Sf, difi"erent forms of zooecia, . . 



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