1. Opus reticulatum

    http://archwort.dainst.org/_e75f236b

  2. Opus reticulatum

    http://archwort.dainst.org/_e11e9844

  3. Opus scutulatum

    http://archwort.dainst.org/_7b374040

  4. Opus scutulatum

    http://archwort.dainst.org/_09d3315d

  5. Opus sectile

    http://archwort.dainst.org/_d81690b6

  6. Opus sectile

    http://archwort.dainst.org/_cd6a3add

  7. Opus sectile

    http://archwort.dainst.org/_cd91a778

  8. Opus sectile

    http://archwort.dainst.org/_bb344e4d

  9. Opus sectile

    http://archwort.dainst.org/_dc58d171

  10. Opus sectile

    http://archwort.dainst.org/_3db3170b

  11. opus sectile

    http://archwort.dainst.org/_4887

  12. opus sectile

    http://archwort.dainst.org/_95b7ccf7

  13. Opus sectile

    http://archwort.dainst.org/_f2ad45b3

  14. Opus sectile

    http://archwort.dainst.org/_493a05ac

  15. Opus segmentatum

    http://archwort.dainst.org/_476b5c29

  16. Opus segmentatum (often in opus signinum)

    http://archwort.dainst.org/_1380202c

  17. Opus siginum coating

    http://archwort.dainst.org/_8df97072

  18. Opus siginum coating

    http://archwort.dainst.org/_2a341890

  19. Opus siginum with stone chips

    http://archwort.dainst.org/_0200f4b6

  20. Opus siginum with stone chips

    http://archwort.dainst.org/_586253b3

  21. Opus siginum with stone chips

    http://archwort.dainst.org/_d13034f0

  22. Opus signinum

    http://archwort.dainst.org/_5219e3dd

  23. Opus signinum

    http://archwort.dainst.org/_f06dde56

  24. Opus signinum

    http://archwort.dainst.org/_b5df22af

  25. Opus signinum (cocciopesto)

    http://archwort.dainst.org/_431b73d6

  26. Opus signinum (cocciopesto)

    http://archwort.dainst.org/_de990d7a

  27. Opus signinum (cocciopesto)

    http://archwort.dainst.org/_0fa4484f

  28. Opus signinum (cocciopesto)

    http://archwort.dainst.org/_56f50e1c

  29. Opus signinum with tesserae

    http://archwort.dainst.org/_8dbb80b2

  30. Opus siliceum (poligonale)

    http://archwort.dainst.org/_52fe7061

  31. Opus siliceum (polygonal)

    http://archwort.dainst.org/_399b7bef

  32. Opus spicatum

    http://archwort.dainst.org/_7b45e6f8

  33. Opus spicatum

    http://archwort.dainst.org/_317adda0

  34. Opus spicatum

    http://archwort.dainst.org/_d92958f5

  35. Opus spicatum

    http://archwort.dainst.org/_97d80a14

  36. Opus spicatum

    http://archwort.dainst.org/_65529cb9

  37. Opus spicatum

    http://archwort.dainst.org/_3be6cdb9

  38. Opus tessellatum

    http://archwort.dainst.org/_2e54171c

  39. Opus testaceum/latericium (tegole, mattoni o laterizi triangolari)

    http://archwort.dainst.org/_c3b28171

  40. Opus testaceum/latericium (Tiles, bricks or triangular bricks)

    http://archwort.dainst.org/_3c634b55

  41. Opus vermiculatum

    http://archwort.dainst.org/_bf6d112d

  42. Opus vittatum (opera listata in laterizi e tufelli)

    http://archwort.dainst.org/_88825be6

  43. Opus vittatum/listatum (bricks and small tuff stones)

    http://archwort.dainst.org/_f7b12e41

  44. Oracle

    http://archwort.dainst.org/_e7986618

  45. oracles

    http://archwort.dainst.org/_3939

  46. orange

    http://archwort.dainst.org/_76cc721b

  47. orange

    http://archwort.dainst.org/_239c4c10

  48. orange

    http://archwort.dainst.org/_005dc20d

  49. orange

    http://archwort.dainst.org/_cea86c79

  50. orange

    http://archwort.dainst.org/_f817f46f

  51. orange

    http://archwort.dainst.org/_3bf39857

  52. orange

    http://archwort.dainst.org/_c47ede6a

  53. orange

    http://archwort.dainst.org/_92c1f0c1

  54. Orange

    http://archwort.dainst.org/_fd6914a4

  55. Orange

    http://archwort.dainst.org/_99cc5e94

  56. orange

    http://archwort.dainst.org/_462cd38d

  57. Orange red

    http://archwort.dainst.org/_e3aa8bea

  58. orangerot

    http://archwort.dainst.org/_6bfc885c

  59. orans

    http://archwort.dainst.org/_3483

  60. orans

    http://archwort.dainst.org/_723169b8