Zoological Society. 475 



circwndatd ; anfractibus 4| convexiusculis, ultimo obsolete angu- 

 lato, spirant paulb super ante ; colimielld plana, subexcavatd, fused ; 

 aperturd liinato-ovali ; peristomate simplici, margine dextro lati 

 expanso, basali subreflexo. 



Long. \'Zo ; diam. 0'95 poll. 



Hub. Insula Camiguing. 



BuLiMus LiGNARius, PtV. Bill. T. imperforatd, conoideo-globosd, so- 

 lidd, oblique striata, subepidermide lignarid nitide nigricante, sur- 

 siim pallescente, apice obtusiusculo, nitide fulvo ; spird conoided; 

 anfractibus 5 convexis, tiltimo spird paulb breviore ; columella 

 subrectd, extrorsum late expansd, fusco-plumbed ; aperturd lunato- 

 ovali, intiis nitide carulescente ; peristomate simplici, refiexo, 

 satwafe plumbeo, margine dextro valde arcuato. 



Long. 3-05; diam. 2*20 poll. 



Hab. Provincia Cagayan insulse Lu^on. 



a. Fere unicolor, epidermide pallida, saturatius strigatd, fascia 

 unicd angustd, nigra supra, latiore albidd infrcL medium anfractus 

 ultimi. 



ft. Epidermide albo-strigatd, fasciis pluribus angustis nigricanti- 

 rujis, unicd latiore albidd infrd medium anfractus ultimi. 



y. Minor, spira subelongata ; color sicut in a. 



BuLiMus JUGLANS, PfV. Bul. T. imperforatd, elongato-globosd, apice 

 obtuso, sojidiusculd, oblique dislincte striatd, unicolore, rtifd; an- 

 fractibus 5 convexis, ultimo spiram (cquante ; columelld latd, alba, 

 introrsHm arcuatim j^i'ominente ; aperturd magnd, irregulariter 

 subovali, ad basin columella sinuatd, intiis pallida lividd ; licristo- 

 mate vix reflexo, rufo-marginato. 



Long. 2-20; diam. I'SO poll. 



Hab. ' Mountains of Igorrotes.' 



BulimusNympha, Pfr. (Achatina ?) Bid. T. ovato-turritd, solidius- 

 cula, Icevi, sulphured, epidermide Injdrophand, ligned crebrt et late 

 strigatd, lined suturali rufd et ared columellari nigricante ornatd; 

 apice obtuso, nitide roseo; anfractibus 6 vix convexiusculis, ultimo 

 ^ longitudinis eequante, obsolete angulato ; columelld recta, plana, 

 vix truncatuld ; aperturd magnd, ovali, intus albd ; peristomate 

 subsimplici, albo, margine dextro valde arcuato. 



Long. 2-00; diam. 0-95 poll. 



Hab. Insula Lu9on, ' San Miguel.' 



Var. Testa rufa, sursum pallescente, apice roseo ; epidermide al- 

 bida, peristomate rufo. Mt. Triga. 



Differt a Bulimo {Achatina) Boholensi forma ventricosiore, anfractu 

 ultimo brevi, apertura lata, peristomate non expanso. 



July 12. — William Horton Lloyd, Esq., in the Chair. 

 The follo\^'ing "Descriptions of two new species of Oniscia, a 

 genus of pectinibranchiate Mollusks," communicated by Mr. Lovell 

 Reeve, was read. 



Oniscia Dennisoni. Onisc. testd trigono-ovatd, decussatim costatd, 

 costis tuber culo squatndve adjuncturas instructis } anfractibus SU' 

 2 12 



