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III.-Catalope OJ' the Lniid tilid FresJmmter hlollusca of Ire-By WM. T~~o > r i~s o s , Vice-Prcsidcnt of tlic Katliral 0 s the subject of the Conchology of Ireland, tlircc catalogues n-cre published within a comparatively short period ; Dr.'i'urton's in July 181G, in the

O n rccds. Tansor, Norths. A t present I have found only a w r y fcw spccimens. 353. Toriila I'l~iiif~~yinis, Corda, Ic. fkc. 3. tab. 1. f. 14. O n l e a n s of Plantains. Stibbington, Hunts., 18%. I find exactly tlic same bnrrcn crccpiiig threads of a perfectly distinct structure from tlic tordose thrcads as Corda. I suspcet that furtlicr observations will sliow that this fungus has distinct sporitlia. A t prcscnt, lion-ever, it must remain in the genus Toriila. 253. Piicciniu Gnlioriinz, Lk., Sp. vol. ii. p. 7G. Dr. Jolinston finds n beautiful variety on Aspcriila odorafn. 354. rEcidiuaz Pedicidaris, Loboschutz. Cmoiiia Pcdicci-Ircrinficnz, Lk., Sp. vol. ii. p. 47. Xcar Ucrwick. Dr. Jolinston, Scpt. 1639. Only a yciy few spccixnens of this intcrcsting s pcics occurred. 9 5 5. 2. AsperfoIii, Pcrs. Syn. I). 20s. On Bornyina. Bern-iclis., Dr. Jolinston. 25G. Urcdo hypodyfes, Schlcclit., Kl.! ess.83. Spittal Links. ncrwicks., Dr. Jolinston, ivlio informs me tlint lie lins in vain loolrccl for specimens this ycar, though it \vas w r y abundant when lic first mct with it. L1.-Notes

Nilssoii. in his Prodroiniis Ichthyologix Scandinavim,' publishcd iii 1832, thus describes varieties of G u t. aculealns, Linir. :-6' a,) Cnpite, a laterc iiispccto, magis ncuto ; syiiiis dorsalibus loiigiotibiis, media loligitudiiicm capitis diinidiain xquantc c t diinidiani corporis nltitiidiiicrn superaiitc.. I ' 0.) P p i t c , n latere inspccto, magis obtuso ; spinis dorsalibus brevioribus; media iiiulto brcviore quain This author iiinkcs G. trnclrurus syiioiiymoiis with G. oculenfiis, Linn.lie does iiot offer any opinion on tlic spccics of Gasterosteiis in the Ilist. dcs hiss.' + In a no:c to 1'. 350, JIr. J e n p obscrvcs with rcfcrciicc to G. braclryccnfrns, that " i t IS more than probable that some of the other foreign Gnatcrostei described by Cuvier arc inerc varictics of this spccics"-G. ncrrl r n f iis, Liiiii. capitis et diinid. corpor. a1tit.l'-p. 8G.

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