438 Zoological Society. 



spird conicd, apice ohtusd, erosd ; anfractibus senis, planiusculis, 

 unoquoque in superiorem imhricante, sub suturd depressiusculo ; 

 umbilico nullo ; aperturd subovatd int us f us co -purpuras cente ; colu- 

 melld tripUcatd, plied superiori, latiori, lamelliformi, medid medi- 

 ocri, inferiori minori ; labro Icevigato, intus zond albd, subcalloso. 



Long. 16 millim. ; larg. 8 millim. vix. 



Hab. Island of Tumaco, West Colombia. 



Auricula piriformis. Aur. testd subpiriformi, Icevigatd, fused, 

 sub epidermide viridi-cinerascente ; anfractibus 7-8; spird brevi- 

 conicd, rotundatd, apice acuto, nigro ; aperturd oblongd, intiis 

 fuseo-violaceo ; columelld 5-pIicatd, plieis superioribus obsoletis, 

 mediand robustiori, lamelliformi, inferiori robustd, subascendente, 

 postice circulari ; labro acuto, pallide emarginato, intus 2-6 tenui- 

 ter striata. 



Long. 20 millim. ; larg. 9 millim. 



Hab. Tumaco island, West Colombia. 



The number of striae or folds on this shell varies, but most fre- 

 quently there are five. 



Auricula Ceylonica. Aur. testd ovatd, superne obtuse angulatd, 

 glabrd fusco-viridescente, fasciis albis vel cinereis angustis cinctd, 

 anfractibus 8-9, planulatis ; spird conico-depressiusculd, apice ni- 

 grescente ; columelld tripUcatd, plied superiori albd, crassiusculd, 

 lamelliformi, subtiis parvuld, inferiori cii'culari ; labro acuto, longe 

 et profunde intiis sulcata, ad marginemfusco, lavi. 



Long. 15 millim. ; larg. 10 millim. 



Mr. Cuming possesses specimens which are of large size. 



Hab. Ceylon. 



Very fine striae are sometimes perceptible upon half of the last 

 whorl of this shell ; the base of the columella is of a livid fawn-colour. 



Auricula pulchella. Aur. testd parvuld, ovato-acutd, nitidd 

 pellucidd albicante, transversim fusco-zonatd, lineis longitudinali- 

 bus rectis seu undulatis, aequidistantibus, zonas transversas secan- 

 tibus, eleganter pictd ; anfractibus 6-7; spird conico-acutd, fused, 

 apice mammillari ; columelld tripUcatd, plieis superioribus parvulis, 

 approximatis , inferiori majori, subhorizontali ; labro acuto, intiis 

 tenuiter striate. 



Long. 6 millim. ; larg. 3 millim. 



Hab. St. Nicolas, isle of Zebu (Philippines). 



Jan. 10, 1843. — Richard Owen, Esq., Vice-President, in the Chair. 

 A portion of a letter from the Rev. W. C. Cotton, addressed to 

 Professor Owen, was read. This letter is dated Waimate, near the 

 Bay of Islands, New Zealand, July 11, 1842, and the portion read 

 refers to the remains of a gigantic bird in New Zealand. The Rev. 

 Mr. Cotton observes, that upon meeting with the Rev. Mr. Wm. 

 Williams, whose missionary station is at the East Cape, Bay of 

 Islands, " I spoke to him about the gigantic New Zealand Bird, 

 of which you described a single bone. Oddly enough, he had a 

 basketful of the bones in the next room, which he immediately 



