110 Rev. R. T. Lowe on new Canarian Land-Mollusca. 



13. H. Paivana. 



T. parvula solidiuscula depressa distincte carinata malleata lucidi- 

 uscula laevigata oblique distincte v. argute crebristriata interstitiis 

 hinc inde obsoletissime spiraliter interruptim striolatis, supra fiisco- 

 nigrescens fasciis continuis obscuris, subtus fulvo-virescens ; spira 

 convexo-depressa, anfr. A-A\ planiusculis, ult. distincte carinato 

 antice deflexo, sutuva distincta ; apart, obliqua depressa deltoidea 

 subsinuata; perist. latissime expanso-lirabato plauo tenui fragillimo 

 purpurascente ad basin strictiusculo intus dilatato-cailoso v. hori- 

 zontaliter subplicato v. excavato albo, labris subparallelis dis- 

 junctis. 



Diam. maj. 18-20, min. lG-17, alt. 12-13 mill. Anfr. 4-4^. 

 H. Bethencourtiana, Coll. Cum. (not Shuttl.). 



Hub. in Tenerifse convalle Sancto (Barranco Santo) ad villam S'" 

 Crucem abunde, nee alibi. 



Nomen in honorem Baronis Castello de Paiva, viri de gente 

 Lusitanica nobilitate illustris, in rebus prsesertim botanicis versati, 

 necnon de omui scientia naturali animi studio eximiaque liberali- 

 tate bene merentis. 



A very close ally to H. psathyra, but sufficiently distinct, — 

 though more so, perhaps, in habit and aspect than is expressible 

 in characters. 



Of two distinct shells in Mr. Cuming's collection (one marked 

 " H. Betliencourtiana, Shuttl., S^^ Cruz," the other simply " H. 

 Bethencourtiana"), the first is merely a small, pale, thin-shelled 

 form or vav. of H. Adaasoni, Webb ; the latter is the present 

 species. 



14. H. vaiverdeiisis. 



T. parvula subgloboso- depressa v. depressa tenuiuscula obsolete v. 

 hand carinata lucidiuscula Ifeviuscula hand malleata sed arete et 

 subobsolete tenuiter crebristriata et aliquando hinc inde ob-oletls- 

 sime reticulatixn subundulato-ruynlosa snbtilissime granulosa cof- 

 fceacea fulvo- v. Jlavo-fusca subconcolor fasciis continuis valde 

 obscuris, sutura angnstissime albo murginata ; spira convexo- 

 depressa, anfr. 4—i^ phoiiusculis, ult. ssepius baud carinato antice 

 jiaulo dejtexo, sutura distincta ; apert. oblique rotundato-ovali 

 cBquali ; perist. simpliciusculo subincrassato-expansiasculo v. con- 

 vexo-rejlexiuscido angusto albo, labris cequaliter omniiio arcuatis 

 subconvergeutibus. 



Diam. maj. 16-20, niin. ir)-17, alt. 12-16 mill. Anfr. 4-4|. 



"H. Gaudryi, D'Orb., Pfeiffer," in Coll.Cuming ! (not H.Gaudryi,'D'Orh.). 



Hab. in Ins. Ferro ad Villam Valverde in horto D"' Isidro, ad alt. 

 2500 fere ped, sub dio humido, nee alibi. 



A single example of this species, differing only in being 

 slightly more depressed than usual in my numerous examples, 

 is marked in Mr. Cuming's collection " H. Gaudryi, D'Orb., 



