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Oct. 14th, 2022

Stolen from the DK Encyclopedia of Dinosaurs and Pre-historic Life.

Pentasteria is an extinct genus of sea star that lived from the Early Jurassic to the Early Cretaceous.

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purplecat

July 2025

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aisb [10]
amazon [1]
anecdote [1]
arthuriana [6]
bernice summerfield [6]
- review [5]
birthday [11]
books [54]
- author
  - andrew cartmel [3]
  - ben aaronovitch [4]
  - c s lewis [1]
  - charlotte bronte [1]
  - craig hinton [2]
  - david mcintee [1]
  - david whittaker [1]
  - dorothy l sayers [1]
  - iain m banks [2]
  - ian rankin [2]
  - j r r tolkien [1]
  - jacqueline rayner [2]
  - jane austen [1]
  - jeff vandermeer [1]
  - jim mortimore [1]
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computer science [15]
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diary [14]
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  - ben [1]
  - bill+nardole+twelve [1]
  - chang lee [1]
  - cybermen [1]
  - dalek [1]
  - dan [1]
  - doctor+master [1]
  - dodo [1]
  - eight [1]
  - eleven [1]
  - eleven+river [1]
  - faction paradox [1]
  - fifteen [1]
  - four [1]
  - four+leela [1]
  - four+sarah [1]
  - fugitive doctor [1]
  - grace [1]
  - graham+ryan [1]
  - harry [1]
  - ian [1]
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  - jamie [1]
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  - jo [1]
  - katarina [1]
  - leela [1]
  - liz [1]
  - mel [1]
  - nardole [1]
  - nine [1]
  - nyssa [1]
  - one [1]
  - osgood [1]
  - peri [1]
  - polly [1]
  - romana [1]
  - romana1 [1]
  - romana2 [1]
  - ruby [1]
  - sara [1]
  - sarah [1]
  - sarah+three [1]
  - sea devils [1]
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  - shalka [1]
  - silurians [1]
  - six [1]
  - sontarans [1]
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  - tegan [1]
  - tegan+turlough [1]
  - the master [3]
  - the rani [1]
  - thirteen+yaz [1]
  - three [2]
  - turlough [1]
  - two [1]
  - unit [1]
  - vicki [1]
  - victoria [1]
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  - zygons [1]
- new series [6]
- nuwho rewatch [72]
- paper dolls [79]
- picture [216]
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  - amy [1]
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  - romana 1 [1]
  - romana 2 [2]
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  - sarah [4]
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    - non-fiction [7]
  - film [1]
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    - new series [233]
- russell davies [3]
- steven moffat [2]
- the randomizer [152]
- verity podcast [1]
- whordle [4]
dolls [78]
- lego [5]
  - nasa [3]
- paper dolls [79]
dreamwidth [3]
edinburgh [8]
- festival [1]
exercise [18]
- running [37]
  - london marathon [19]
facebook [5]
faction paradox [3]
- review [3]
family [12]
- b [23]
  - animals [1]
  - dinosaurs [16]
  - fossils [4]
  - media stardom [19]
- cousins [1]
- days out [1]
- g [4]
  - school [1]
fandom [3]
fandom friday [2]
fandom stocking [1]
fanfiction [3]
feminism [5]
films [8]
follow friday [7]
food [51]
- heston blumenthal [1]
- recipe [40]
fools and heroes [11]
fossil friday [56]
friends [2]
genealogy [16]
granny's diary [5]
grimm [1]
- icons [1]
history [4]
holidays [66]
- cleveland way [5]
- cornwall [3]
- hadrian's wall [23]
- inca trail [9]
- orkney [13]
- ridgeway [3]
- scotland [2]
- snowdonia [5]
- wales [2]
- west highland way [9]
house [16]
i have no tag for this [24]
i saw this last week [108]
icons [43]
- castle [1]
- ladybird books [1]
iris wildthyme [5]
- review [4]
jobs [3]
kin-strife [10]
linkspam [21]
livejournal [14]
lizzie bennet diaries [1]
mathematics [21]
- formal proof [1]
- logic [1]
- non-euclidean [10]
- philosophy [6]
  - proof [2]
- verification [1]
mcu [2]
- icons [1]
  - natasha [1]
media stardom [7]
meme [65]
meta [1]
model checking [4]
- systems
  - java pathfinder [3]
oxford [1]
performing [1]
- music [1]
philosophy [8]
- ai [2]
- ethics [2]
- mathematics [3]
picspam [109]
- castle [30]
- hobbit hole [6]
- house [2]
- prehistoric monument [93]
- roman remains [8]
- travel [64]
  - holidays [43]
  - work related [22]
pokemon go [2]
- icons [1]
primeval [59]
- fiction [1]
  - becker [1]
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  - lester [1]
  - ryan [1]
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- icons [4]
  - abby/ryan [1]
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  - claudia/lester [1]
  - connor [1]
  - connor/lester [1]
  - danny [1]
  - danny/ryan [1]
  - jess/ryan [1]
  - lester [1]
  - lester/ryan [1]
  - nick/stephen [1]
  - ryan [1]
- review [45]
programming [14]
- ail [1]
- languages
  - agentspeak [2]
  - jason [1]
  - java [5]
  - maude [2]
  - prolog [2]
projects
- eass [13]
- mcapl [13]
- platform grant [1]
- rais [2]
- verifiable autonomy [1]
- vps [2]
random doctor who picture [268]
random poetry [1]
rant [6]
reading listening watching [93]
rec [1]
- humour [1]
resolutions [14]
review [590]
- book [136]
  - non-fiction [37]
    - history [25]
      - science [9]
- comic [2]
- film [9]
- tv [409]
  - class [6]
  - internet [1]
  - merlin [2]
  - sarah jane adventures [5]
  - survivors [4]
roleplaying [24]
ros [1]
science [1]
science fiction [2]
science
- astronomy [1]
  - apod [1]
share
- twitter [2]
social networking [3]
- google+ [2]
- tumblr [1]
star wars [2]
- dolls [1]
  - lego [1]
the expanse [2]
- icons [1]
  - crew [1]
the prisoner [1]
- icons [1]
theorem proving [6]
- middle-out reasoning [3]
- proof planning [5]
  - critics [2]
  - rippling [3]
- proof specification lang [2]
- systems
  - isabelle [2]
  - isaplanner [4]
  - maude [1]
  - proof general [3]
- theory slicing [1]
- tptp thf [3]
throwback thursday [53]
- an oxford childhood [12]
- ancestors [3]
- arthurians [6]
- conventions [1]
- dad [3]
- docsoc [1]
- family [1]
- larp [3]
- oules [1]
- politics [1]
- running [1]
- wheatley [3]
tolkienery [7]
- fiction [1]
  - crossover [1]
  - sauron [1]
torchwood [5]
- review [13]
travel [73]
- commuting [2]
- work related [34]
traveller [6]
tv [29]
- blakes seven [1]
- buffy [1]
- firefly [2]
- sapphire and steel [1]
urban dead [5]
web stuff [1]
wierd spam [2]
world war z [1]
- fiction [1]
  - crossover [1]
writing [2]

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Fossil Friday: Pentasteria

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