YOU] 



797 



[YVA 



Young, John (LL.D.). 4O. [Ortoniacarbonaria.] 

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

 pp. 223-224. 



41. Notes on Archseocidaris, 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- 

 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. 



SO. 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. [1878.] 

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



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

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

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



53. On the species of Dentalium found in 



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 



Young, John (LL.D.). 56. \Kammplatten in 

 the Lanarkshire coal-field.] [1880.] Glasgow 

 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. [Archseocidaris rankinii ; Siliquaria 



carbonaria, nn. sppj\ [1881.] Glasgow Nat. 

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



59. Notes on the fossils found in a thin 



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 

 to. 



Yur'ev, Sergyei Andreevlch. 06^ HHTerpupOBaHiii 

 ^ii^epenuiajiBHKix'E, jniHeiiHiixi. ypaBHeeift CT, 

 iiepejiiiHiiMMH KoetJxJumieHTaMH. [Sur 1'integra- 

 tion des equations differentielles line"aires a 

 coefficients variables.] Rec. Math. (Moscou), 

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



- 2. 06i> ycjioBiax'B HHTerpirpyeMOCTii at 

 ,nmt>4)epeHiuajii>Haro jniHeftnaro 



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

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



ypaBHema 2-ro nopa^Ka. [Sur les conditions 

 d'inte'grabilite' en quadratures d'une Equation 

 differentielle du deuxieme ordre.] [1869.] Rec. 

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

 286. 



Yvart, Charles Auguste. For biography and 

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

 pp. 57-61 ; France Soc. Agr. Me"m. (1876, 2), 

 pp. 37-64. 



