Thema Subject Categories 1.4

Previous versions of Thema are still available 1.3 1.2 1.1 1.0.

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Notation Category heading Add Mod ?
F Fiction and Related items
DO NOT USE: code ‘F’ itself, but select specific categories from section F*. Use all F* codes with: other subject categories and qualifiers where appropriate, in particular PLACE 1* and/or TIME PERIOD 3* Qualifiers where these aspects are particularly pertinent and significant. N.B. F* codes maybe used with appropriate non-fiction categories to indicate key settings or topics of the narrative, but for all adult fiction the primary category must be an F* code. FX* codes may be used to indicate a strong underlying theme. Also use with 5H*, 5J*, 5L* or 5P* qualifiers when these represent a significant topic or part of the appeal of the narrative. FY* codes may be used to indicate special features of a fiction title
FL Science fiction
FLC Classic science fiction
Use for: science fiction widely regarded or presented as ‘classic’ and typically, but not necessarily, published and in print for several decades
FLG Science fiction: time travel
FLM Science fiction: steampunk
Class here: dieselpunk, retrofuturism. Use for: science fiction based on an alternative world where 19th century steam power has emerged as the dominant technology
FLP Science fiction: near-future 1.3
FLQ Science fiction: apocalyptic and post-apocalyptic 1.1
FLR Science fiction: military
Use for: science fiction set within the military or where organised use of weaponry is central to the plot.
See also: FLS Science fiction: space opera
FLS Science fiction: space opera
Use for: science fiction set in space, usually with advanced cultures and technology
FLU Science fiction: aliens / UFOs
Class here: first contact, alien invasion
1.1 1.3
FLW Science fiction: space exploration
Class here: colonisation of space

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