APi'UNDIX. XVll 



1615. PYRULA GRACILIS, Nobis. 



P. testd elongatci fififoniii, tonui, alljida, bruuneo- 

 nebulos^, striis, longitudinalibusexilissimis, trans- 

 versis einineutioribus, planulatis ; apeitura intiis 

 bruniiea, labio extcrno albido ; long. 4^^ uiic. lat. 

 2^^ uuc. 



Obs. A shell of more slender iiroportions than 

 tlie other Figs, and ai)j)arently very distinguishable 

 by the characters given above. There are several 

 specimens in tliis collection, but the locality has not 

 been preserved with any of them. 



1629. PYRULA COARCT.\TA. 



P. testa pyriformi, transverse striata, albidi, longi- 

 tudinaliter strigis aurantiaco-brunneis ornatS,; 

 anfractu ultimo ventricoso, ad basim subito coarc- 

 tato, in canalem longam decurrente, superne no- 

 duloso-carinato ; spira deprcssiuscula, apicc niam- 

 millari; apcrtur;! intus sulcata; columella, obli- 

 quissime uuiplicata : long '3-^ unc. lat. 1^', unc. 

 Obs. Tliis elegant shell very nearly resembles 

 the Pyrula S|)irillus, Ln>n. in general form, the fold 

 at the base of its columella is, however, much more 

 oblique, and its mammillary point much smaller ; it 

 is, moreover, differently marked. A reverse speci- 

 men of the same species is numbered 1630. 



1631. PYRULA BULBUS. 



P. tcst^ subglobosa, Isevi, pallidA, longitudinaliter 

 fusco-strigatil, apcrtura oblonga, ampla; columell<l 

 incrassata, mediane emarginatfi, basi acutiuscula ; 

 caudu recurv^, bicarinatii: spira hrevissima, pro- 

 ductiuscula; long. 1]^J unc. lat. 1-/,, unc. 



Obs. This specimen has the outer edge of the 



inner lip of a fine violaceous colour. Locality un- 



kaoH 11. 



