433 Mr. W. Thompson's Additions to the Fauna of Ireland. 



doran (Mrs. Hancock). Mr. Alder notes this as distinct from B. 

 catena, Mont., with which some authors have considered it iden- 

 tical. 

 } Auricula fusiformis, Turt. (sp.) ; Valuta fusif., Turt., Conch. Diet, 

 p. 25 1 . Mr. Alder, on examination of a shell from Portmarnock in 

 Mr. Warren's collection agreeing with the description of Valuta 

 fusiformis, was disposed to believe it worthy of specific rank : a 

 similar shell was obtained at Bundoran by Mrs. Hancock. 



Order Pectinibranchiata. 



Eulima distorta, Desh. (sp.) ; Melania distorta, Philippi, Mi^ll. Sicilise, 

 p. 158. tab. 9. f. 10. Dredged from a depth of 15 fathoms inBir- 

 terbuy bay, co. Galway, by Dr. Farran ; Portmarnock, Mr. War- 

 ren. Mr. Alder is of opinion that the E. polita of Macgillivray's 

 Aberdeenshire Mollusca may be this species. 



Parthenia* (Lowe) indistincta, Mont, (sp.) ; Turbo indistincta, Mont.f 

 Found at Portmarnock by Mr. Hyndman (1835), and at Bundoran 

 by Mrs. Hancock. 



Parthenia glabra, Leach (sp.) ; Alvania glabra. Leach MSS. British 

 Museum. Mr. Alder remarks — " A sjDecimen I have from Port- 

 marnock is the same as is marked Alvania glabra. Leach, in the 

 British Museum, but it may be a worn variety of Turritella ascaris." 

 It has been collected at the locality already named by Mr. Warren, 

 and at Bundoran by Mrs. Hancock. 



Rissoa rvfilabrum. Leach (sp.); Alder in present vol. p. 325. Mr. 

 Alder refers a Rissoa obtained at Portmarnock by Mr. Warren to 

 this species. 



Odostomia spiralis, Mont. (sp.). In shell-sand from Magilligan, 

 county Londonderry, collected by Miss Moody ; Portmarnock, 

 Mr. Warren. 



Odostomia interstincta, Mont. (sp.). Portmarnock, Mr. Warren. 



Odostomia cylindrica, Alder in present vol. p. 327. A single example 

 of this new species has been obtained in shell-sand collected at 

 Bundoran by Mrs. Hancock. 



Odostomia obliqua, Alder in present vol. p. 327. Two specimens ob- 

 tained with the last. 



Fusus Barvicensis, Johnst., Edin. Phil. Journ. vol. xiii. p. 221. A 

 specimen is in the collection of Irish shells of the late John Tem- 

 pleton, Esq., presented by his family to the Belfast Museum : it 

 was probably found in the north. 



Pleurotoma Boothii, Smith (sp.), Wern. Mem. viii. part 1. A spe- 

 cimen has been obtained at Portmarnock by Mr. Warren. 



Pleurotoma Trevellyanum, Turt., Loudon's Mag. Nat. Hist. vol. viii. 

 As last. 



* In Part 2 of the excellent ' Enumeratio Moliuscorum Siciliaa * of Phi- 

 lippi, his genus Pyrgiscus and Parthenia of Lowe are referred to Chemnitzia 

 of D'Oi-bigny as the prior name. 



f Dr. Fleming's Turritella indistincta is different from that of Montagu, 

 and identical with the Turr. fulvocincta described in the fifth volume of the 

 ' Annals.' 



