YOU] 



797 



[YVA 



Young, John (LL.D.). 40. [Ortonia carbonaria.] 

 [1873.] Glasgow Nat. Hist. Soc Proc, 2, 1876, 

 pp. 223-224. 



41. Notes on Arclueocidaris, a carboni- 

 ferous echinoderm, with overlapping plates. 

 [1873.] Glasgow Nat. Hist. Soc. Proc, 2, 1876, 

 pp. 225-231. 



42. Notes on the occurrence and distribu- 



>hn (LL.D.). 56. \Kammplatten in 

 .rkshire coal-field.] [1880.] Glasgow 



tion of Spirifera trigonalis, and its varieties in 

 the limestone strata of the coal-fields of the 

 west of Scotland. [1875.] Glasgow Nat. Hist. 

 Soc. Proc, 3, 1878, pp. 37-41. 



43. [Turbinated corals from the weathered 



limestone, found at Cunningham Bedland, near 

 Dairy.] [1877.] Glasgow Nat. Hist. Soc. Proc, 

 3, 1878, pp. 169-170. 



44. Notes on an .adherent form of Pro- 



ductus. [1877.] Glasgow Nat. Hist. Soc Proc, 

 3, 1878, pp. 175-176. 



45. Notes on a new method of fixing fronds 



of carboniferous Polyzoa on a layer of asphalt, 

 to show the celluliferous face. [1877.] Glasgow 

 Nat. Hist. Soc Proc, 3, 1878, pp. 207-210. 

 46. On a weathered boulder of carboni- 

 ferous limestone shale : its probable geological 

 horizon and contained fossils. [1877.] Glasgow 

 Nat. Hist. Soc Proc, 3, 1878, pp. 224-225. 



47. [A sea urchin with flexible test.] 



[1877.] Glasgow Nat. Hist. Soc. Proc, 3, 1878, 

 pp. 253-255. 



48. On Chitonellus, recent and fossil. 



Glasgow Nat. Hist. Soc. Proc, 3, 1878, pp. 322- 

 324. 



49. [Specimens of carboniferous shale 



enclosing various organisms from the calciferous 

 or cement-stone series lying at the base of the 

 carboniferous system in Ayrshire.] Glasgow 

 Nat. Hist. Soc. Proc, 3, 1878, pp. 328-330. 



50. On a group of fossil organisms termed 



conodonts. [1878.] Glasgow Nat. Hist. Soc. 

 Proc, 4, 1881, pp. 5-7. 



51. On Rhynchopora, a genus of brachio- 



pod shells, new to carboniferous strata. [18 1 ! 8. | 

 Glasgow Nat. Hist. Soc.Proc, 4, 1881, pp. 13-14. 



52. [Fossil ferns from the new pit at Both- 



wrll Station.] [1879.] Glasgow Nat. Hist. Soc. 

 Proc, 4, 1881, pp. 18-19. 



53. On the species of Dentalium found in 



Young, Join, 

 the Lanarl 

 Nat. Hist. Soc. Proc, 5, 1884, p. 18. 



57. Remarks on the genus Synocladia 



and other allied forms, with description of a 

 new species, [S. (?) fenestelliformis]. [1881.] 

 Glasgow Nat. Hist. Soc. Proc, 5, 1884, pp. 30- 

 35. 



58. [Archajocidaris rankinii ; Siliquaria 



carbonaria, nn. 8pp.] [1881.] Glasgow Nat. 

 Hist. Soc. Proc, 5, 1884, p. 108. 



59. Notes on the fossils found in a thin 



the carboniferous strata of the west of Scotland. 

 [1879.] Glasgow Nat. Hist. Soc Proc, 4, 1881, 

 pp. 69-70. 



54. Notes on the occurrence of a species 



of boring marine Alga penetrating the shell 

 structure of a species of Productus. [1879.] 

 Glasgow Nat. Hist. Soc. Proc, 4, 1881, pp. 77- 

 78. 



55. Notes on a carboniferous species of 



Glauconome. [1880.] Glasgow Nat. Hist. Soc. 

 Proc, 4, 1881, pp. 257-259. 



bed of impure carboniferous limestone at Glen- 

 cart, near Dairy, Ayrshire. [1882.] Glasgow 

 Nat. Hist. Soc. Proc, 5, 1884, pp. 234-240. 



Young, John (LL.D.), & Young, John (M.D.). 

 See above. 



Young, Robert. The boulder clay of the Belfast 

 district. [1870.] Belfast Field Club Rep. (8), 

 1871, pp. 32-35. 



2. [The great fault in Carrickfergus Com- 

 mons.] [1870.] Belfast Field Club Rep. (8), 

 1871, p. 35. 



3. Some remarks on the recent changes of 



coast level at Ballyholme Bay, Co. Down. 

 [1871.] Belfast Nat. Hist, Soc Proc. (1871-72), 

 pp. 39-40. 



4. The water-bearing rocks between Moira 



and Lurgan. [1875.] Belfast Nat. Hist. Soc. 

 Proc. (1874-75), pp. 33-34. 



5. Porphyritic dykes near Ballynahinch, 



Co. Down. [1875.] Belfast Nat, Hist. Soc. 

 Proc. (1875-76), pp. 34-37. 



6. A volcanic ash deposit at the Cave Hill 



quarries. [1877.] Belfast Nat. Hist. Soc. Proc 

 (1876-77), pp. 51-52. 



7. Presidential address[es. On recent 



researches in geology and anthropology.] [1877- 

 78.] Belfast Nat. Hist. Soc. Proc." (1877-78), 

 pp. 1-21 ; (1878-80), pp. 1-23. 



Yu. English transliteration of the Russian letter 

 »>. 



Yur ' ev, Sergyei Andreevlch. 06t> iiHTCrpnpoBaniii 

 ,uii|ii|i< , ]K'iiiua.ii,iii,ixi. -linieiliiuxi. ypaBHemfi ct 

 nopeai r.HiiiJiin i;oei|i(|iiiuirinajiii. [Sur L'integra- 

 tion des equations differentielles lineaires a 

 coefficients variables.] Rec Math. (Moscou), 

 [1], 1866, pp. 451-476. 



2. Ooi yc.iOBuixi. nirrerpiipyeMOCTii bi. 



KBa.TpaTypaxi, ^mJubept-H n.ia.i i.ikuo .iimefiuam 

 ypaBHema 2-ro nopii.iiia. [Sur les conditions 

 d'integrabilite en quadratures d'une equation 

 difterentielle du deuxieme ordre.] [1869. J Rec. 

 Math. (Moscou), 4, [1869-70] (Ft. 1), pp. 246 

 286. 



Yvart, Charles Augvste. For biography and 

 works see France Soc Agr. Bull, 9 [34], 1874, 

 pp. 57-61 ; France Soc Agr. Mem. (1876, 2), 

 pp. 37-64. 



