72 Messrs. J. C. Melvill and J. H. Ponsonby on 



in the young through the translucent sliell, and one example 

 showed three. Two more mature specimens that I opened up 

 exhibit none of these plicae. Have they been absorbed as the 

 shell grew ? " 



In external form and size P. cryptoplax does not appear 

 to vary much, being always somewhat conically pyramidal or 

 turbinate, deeply umbilicate, with whorls 7^ to 8 in number, 

 lip slightly eh>ngate, oblique, reflexed, white. 



Alt. 8'12, lat. 1*85 mm. (sp. min.). 

 „ 3-76, „ 2-15 „ (sp. maj.). 



IJab. Kragga Kamma, Port Elizabeth. 



3. Pupa dadion, Bens. (PI. I. fig. 3.) 



Pupa dudion, Benson, Ann. & Mag. Nat. Hist. ser. 3, vol. xiii. (1864) 

 p. 495; Pfeifter {Pupilla) Nomencl. Helic. Viv. (1881) p. 354; 

 Melv. & Pons. P. Malac. Soc. vol. iii. (1898) p. 176 ; Sturany, 

 Siidafrik. Moll. (1898) p. 70. 



This interesting species never having as yet been figured, 

 we take pleasure in reproducing an admirable delineation of 

 Mr. Burnup's, drawn from a specimen collected by the 

 author, Mr. W. H. Benson, in tlie collection of J. H. P., the 

 exact measurements of this specimen being, as compared with 

 the type : — 



Alt. 3-10, lat. 1-76 mm. 



rrype)_ „ 3-50, „ 2-0 „ 



Hah. Simons Bay, behind the Admiralty House, also at 

 Paradise, Table Mountain (^E, L. Layard) ; Bedford, Cape 

 Oolony [Ponsonhy ds Farquhar) ; Umvoti County, Natal 

 {Lightfoot). 



Specimens from these last two localities confirmed and 

 identified by Mr. H. C. Burnup. 



4. Pupa damarica, Ancey. 

 Pupa damarica, Ancey, Le Naturalists (1888), p. 200. 



" Testa subcylindraceo-oblonga, sat gracilis, parva, tenuiuscula, 

 perforata, subnitida, oblique confertimque striatula, apicem 

 versus levior ; spira parva, attenuata, summo magno, obtusiesimo. 

 Anfr. 5|, regulariter accrescentes, convoxi, sutura profunda dis- 

 tincteque oblique separati, usque ad peristoma paullatim sed vix 

 diametro crescentes, ultimus latere convexus, parum attenuatus, 

 prope aperturam subascendens. Apertura ovalis, parum lunata, 

 fere recta, intus .5-dentata, dente uno columellari parvo acuto ; 

 parietal! maximo, lamellifero, torto, intrante prope angulum 

 superiorem aperturae : subbasali parvo, et denticulis 2 in interiors 

 marginis exterioris, primo ante, secundo post medium (hoc majore 



