from the Vancouver District, ^9 



43. tDaphnella effusa. 



ID. testa gracillima, maxime effusa, rufo-fusca ; anfr. ansustis, elon- 

 gatis, suturis impressis ; striis spiralibus crebris a lineis inere- 

 irienti decussatis ornata ; labro tenuiore, postice vix siiiuato. 

 Long. -65, long, spir. '45, lat. -22, div. 30°. 

 Hab. Neeah Bayj one broken specimen [Swan). 



44. Odostomia satura. 



O. testa magna, alba, laevi, solidlore, satis elevata ; anfr. nucl. H., 

 ajigustis, subplanorboideis, valde decliviter sitis, dextrorsum ira- 

 mersis, sinistrorsum extantibus ; norm, v., tumidioribus, regula- 

 riter convexis, suturis impressis ; basi rotundata, tumente, quasi 

 umbilicata ; apertura ovata ; labro vix sinuato ; labio tenui, ap- 

 presso ; plica columellari valida, subantica, parieti baud coutigua, 

 transversa. Long. -26, long. spir. '14, lat. "IS, div. 40°. 

 Hab. Neeah Bay; rare {Swan). 



Var. pupiformis : anfr. primis valde depressis, planatis ; vertice 

 mamillato ; anfr. ult. normali. Specimen imicum, quasi monstru- 

 osum. Long. '19, long. spir. •!, lat. '12, div. 45°. 



446. Odostomia (?var.) Gouldii. 



O. testa solida, alba, ovoidea, marginibus spirae valde excurvatis ; 

 vert. nucl. decliviter immerso ; anfr. norm, v., subplanatis, suturis 

 valde impressis ; peripheria baud angulata ; basi excurvata, hand 

 tumida ; apertura ovata, postice parum constricta ; labro solido ; 

 labio conspicuo, rimam umbilicalem formante ; plica submediavia, 

 solida, extante, baud declivi. Long. "23, long. spir. •13, lat. "l, 

 div. 30°. 



Hab. Neeah Bay; very rare (Sican). 



Agrees in some respects better with the diagnosis of O. gra- 

 vida, Gould, than do Col. Jewett's shells, from which it is pre- 

 sumed the species was described. These large forms appear 

 very variable. 



45. Odostomia nucifofmis. 



0. testa magna, compacta, Isevi, solida, alba ; anfr. nucl. ? . . . (erosis), 

 vertice submamillato ; anfr. norm, v., subplanatis, subelongatis ; 

 spira brevi, marginibus valde excurvatis ; basi elongata, baud um- 

 bilicata ; apertura subovali, postice angusta ; labro solido ; labio 

 tenui ; plica antica, solida, obtusa, transversa, parietem baud attin- 

 gente. Long. -3, long. spir. -14, lat. -18, div. 70°. 



Hab. Neeah Bay; extremely rare [Sivan). 



45 b. Odostomia (? var.) avellana. 



O. testa O. nuciformi indole simili, sed spira valde prolongata. 

 Long. "32, long. spir. '16, lat. -16, div. 50°. 

 Hab. Neeah Bay ; one specimen {Swan), 

 Like a gigantic form of O. conoidalis, 



243 



