182 CYCLOPHORIB^. 



diaphana, citrina ; spira convexiusculo-turrita, apice subacuta ; 

 sutura submarginata ; anfr. 8 convexis, ultimo vix attenuato, basi 

 axin excedeiite ; carina umbilicali valida, coinpressa, antrorsum 

 vix dilatata ; pei-iomphalo lato, costulato-striato ; apertura sub- 

 circiilari ; perist. fusco-sanguineo, simplice, ad aufractum con- 

 tiguum angustato, lateribus rectaiigule late patente et i*evoluto, 

 basi subproducto, cauali mediocre perforato. Operc. tenue, rut'o- 

 corneum. 



" Long. 27-28, diam. 11-12 mill." (Pfeiffer.) 



Hah. Ceylou ( Thwaltes). 



Mr. Sykes in 1905 records a variety with a white lip. 



263. Tortulosa layardi, Pfeiffer. 



Megalomostoma layardii (nom. luid.), Gray, Nomencl. Moll. Brit. 



Mus. i, 1850, p. 31. 

 Catauliis layardi (uom. nud.), Pfeiffer, Zeits. Malak. viii, 1851, 



p. 150 ; id., Proc. Zool. See. 1852, p. 160, pi. 13, tig. 6 ; id., Mon. 



Pneum. 1852, p. 137 ; id.. Cat. Phaneropn. Brit. Mus. 1852, p. 96 ; 



id., Oonch.-Cab., Cyclostomaceen, 1854, p. 385; iSowerby, Thes. 



Conch, iii, 1864, pi. 264, tig. 7 ; H. Nevill, Enum. Plelic. Pneum. 



Ceylon, 1871, p. 5 ; Hanley & Theobald, Conch. lud. 1875, 



pi. 106, fig. 8; Heeve, Conch. Icon, xx, Pupinidaj, 1876, pi. 6, 



tig. 57 ; Theobald, Cat. Shells Brit. India, 1876, p. 41 ; Nevill, 



Hand List, i, 1878, p. 298 ; Jousseaume, Mem. Soc. Zool. France, 



vii, 1894, p. 311 ; Kohelt & Mollendorfi", Nachr. Ueuts. Malak. 



Ges. xxix, 1897, p. 143 ; Sykes, Proc. Malac. Soc. iii, 1898, p. 67 ; 



Kobelt & Mcillendorff, Cat. Pneum. 1899, p. 39; Sykes, Journ. 



Malac. xii, 1905, p. 55. 

 Ptipina templemani var. /a, Pfeiffer, Proc. Zool. Soc. 1852, p. 158. 

 Pupina layardi, Pfeiffer, Couch. -Cab., Cyclostomaceen. 1853, p. 236, 



pi. 31, tigs. 17, 18. 

 Tortulosa layardi, Adams, Gen. Kec. Moll, ii, 1856, p. 285 ; 



Frauenfeld, Verb. K. K. zool.-bot. Ges. AVien, xix, 1869, 



p. 879. 

 Tortulosa {Eucataulus) layardi, Kobelt, Das Tierreich, Lief. 16, 



1902, p. 285. 



Original description : — " C, testa subperforata, subfusiformi- 

 oblouga, solida, distincte arcuato-striata, pallide straminea ; spira 

 oblongo-turrita, apiae acutiuscula; anfr. 8, plauiusculis, nltimo 

 basi carina elevata, coinpressa inunita, circa umbilicum angustis- 

 simum costulato ; apertura verticali, subcirculari, basi canali 

 subaperto acuta ; perist. continue, albo, superue breviter adnato, 

 duplici ; interno porrecto, externo incrassato-reflexo, basi sub- 

 angulatim producto, canali extus lato, iutrorsum angustiore 

 excavato. 



'■' Long. 174, diam. medio 7 mill." (Pfoiffer.) 



Hah. Ceylon : Eambodde 



