from the Vancouver District. 5 



et striis subolisoletis cincta, suturis valde impressis ; basi rotim- 

 aata, obtuse angulata, striis seepe evanidis spiralibus ornata, tesra 

 adulta circa umbilicura magnum, infundibuliforraem, vix angu- 

 laturn, soepe tumidiore, medio obtuse irnpressa ; apertura siib- 

 quadrata, parum declivi ; columella subarcuata. Long. • 16, long, 

 spir. 07, lat. -K), div. 70°. 



JHab. Neeah Bay (Sivan) ; Lower California, on Halioi 's 

 [Re well). 



27. Gibbula lacunata. 



O. testa parva, fusco-purpurea, solidiore ; marginibus spirse \alde 

 excurvatis ; anfractibus nucleosis normalibus, postea iv. subpla- 

 natis, suturis distiiictis, aplce mamillato ; sublsevi, circa basin 

 vix angulatam striolata, striolis spiralibus distantibus ; apertura 

 suborbiculari, parum declivi ; labio juxta umbilicum constrictum, 

 quasi lacunatum, lobato ; columella callositate parva umbilicum 

 constringente. Long, 'll, long. spir. '05, lat. -ll, div. 80^- 



Hab. Neeah Bay {Swan). 



38. Gibbula funiculata. 



G. testa parva, elevata, compacta, fusca; marginibus spirse excur- 

 vatis ; anfr. vi., baud tuuiidis, suturis parum impressis ; lirulis 

 crebris rotundatis undique cincta, quarum v. in spira monstrantur ; 

 interstitiis parvis ; basi rotundata, baud angulata; umbilico parvo, 

 hand carinato ; apertura suborbiculari, parum declivi; columella 

 vix arcuata. Long. "24, long. spir. -11, lat. -2, div. 70". 



Hub. Neeah Bay {Swan), specimen unicum. 



29. Hipponyx cranioides. 



H. testa valde planata, majore, albida; vertice nucleoso? ... ; testa 

 adulta apice interdum subcentrali, ssepius plus minusve postico ; 

 laminis increment! confertis, undique rapide augentibus ; striis 

 radiantibus fortioribus, conf'ertissimis, laminarum margines ssepe 

 crenulantibus ; margine acuto ; cicatr. muse, angusta, margini 

 rontigua, regione capitis minore, ssepe dextrorsum torsa ; epi- 

 dermide?.. . Long. '85, lat. -75, alt. "3. 



Hab. Neeah Bay {Swan). 



30. Bivonia compacta. 



B. testa satis magna, ssepe solitaria, purpureo-fusca, spiraliter ple- 

 rumque satis regulariter contorta, obsoletim cancellata seu sculp- 

 tura fere evanida ; testis tenacissime adhserente. Long, (plerum- 

 que) '7, lat. -3, diam. apert. ■!. 

 Hab. Barclay Sound; abundant on Pachypoma gibberosum 



{Swan). 



Belongs to Bivonia, Gray (not Morch). Has the aspect of 



Petalocunchus macrophranwa on a large scale, but is entirely 



destitute of internal laniiuas. One specimen had a faint cola- 



239 



