page_title: List of the Mesozoic life of Texas
section_title: S
hierarchical_section_title: List of the Mesozoic life of Texas / S
caption_attribution_description: Shuvosaurus inexpectatus, from the Late Triassic of Texas, reconstructed as a coelophysoid theropod, after J. Lehane (2006), pencil drawing
context_page_description: This list of the Mesozoic life of Texas contains the various prehistoric life-forms whose fossilized remains have been reported from within the US state of Texas and are between 252.17 and 66 million years of age.
context_section_description: Salenia
  †Salenia hondoensis – type locality for species
  †Sanmiguelia
  †Sanoarca
  †Sanoarca faucana
  †Sanoarca grandis
  †Sargana
  †Sargana stantoni
   †Sauroposeidon
  †Sauroposeidon proteles
  †Saurornitholestes
  †Saurornitholestes langstoni – or unidentified comparable form
  †Sauvagesia – tentative report
  †Sauvagesia hilli
  †Saynella
  †Saynella hilli
  Scalpellum – tentative report
  †Scambula
  †Scambula perplana
   †Scapanorhynchus
  †Scapanorhynchus texanus
  †Scapanorhynchus textanus
  †Scapherpeton
  †Scaphites
  †Scaphites bosquensis – type locality for species
  †Scaphites brittonensis
  †Scaphites hippocrepis - or unidentified loosely related form
  †Scaphites rugosus
  †Scaphites warreni
  †Scaphites yorkensis
  †Schizobasis
  Scintilla – tentative report
  †Scintilla ramoni
  †Sciponoceras
  †Sciponoceras gracile
   †Sclerorhynchus
  †Sclerorhynchus pettersi – type locality for species
  †Scolomastax – type locality for genus
  †Scolomastax sahlsteini – type locality for species
  Scyliorhinus
  †Scyliorhinus ivagrantae – type locality for species
  †Selaginella – or unidentified comparable form
  †Seminodicrescis
  †Seminola – tentative report
  †Semiometra
  †Semiometra minuta
  †Semionotus – or unidentified comparable form
  †Senis
  †Senis elongata
  †Senis elongatus
  Serpula
  †Serpula cretacea
  †Serpula implicata
  †Serpula lineata
  †Serratolamna
  †Serratolamna serrata
  †Sexta
  †Sexta ethelana
  †Sexta navicula
  †Sharpeiceras
  †Sharpeiceras schlueteri
  †Sharpeiceras tlahualiloense
  †Shuparoceras
   †Shuvosaurus – type locality for genus
  †Shuvosaurus inexpectatus – type locality for species
  †Siderastrea
  †Siderastrea tuckerae – type locality for species
  †Siderofungia
  †Siderofungia irregularis
  †Sierritasuchus – type locality for genus
  †Sierritasuchus macalpini – type locality for species
  †Sinonia
  †Sinonia levis
  †Siphodictyum
  Siphotextularia
  †Siphotextularia washitaensis
   †Skolithos
  Smilotrochus
  †Smilotrochus palmerae – type locality for species
  †Solanocrinites
  †Solanocrinites wertheimi
  Solemya
  †Solemya bilix – tentative report
  †Solenoceras
  †Solenoceras multicostatum
  †Solenoceras reesidei
  †Solenoceras texanum
  †Solyma
  †Solyma bilix
  †Solyma elliptica
  †Solyma gardnerae
  †Solyma parva
  †Solyma stewarti
  †Spalacotheroides – type locality for genus
  †Spalacotheroides bridwelli – type locality for species
  †Spathites
  †Spathites coahuilaensis
  †Spathites rioensis
  †Specus
  †Specus fimbriatus
   †Sphenodiscus
  †Sphenodiscus intermedius
  †Sphenodiscus lobatus
  †Sphenodiscus pleurisepta
  †Sphenodiscus tirensis
  †Spinosuchus – type locality for genus
  †Spinosuchus caseanus – type locality for species
  † Spironema
  †Spironema perryi
  Spiroplectammina
  †Spiroplectammina ammovitrea
  †Spiroplectammina goodlandana
  Spondylus
  †Spondylus hilli
  †Spondylus munitus
  †Spondylus siccus – type locality for species
   Squalicorax
  †Squalicorax kaupi
  †Squalicorax pristodontus
  Squalus
  †Squalus huntensis – type locality for species
  †Squatigaleus
  †Squatigaleus sulphurensis – type locality for species
  †Squatirhina
  †Squatirhina americana
  †Stamenocella
  †Stantonella
  †Stantonella interrupta
  †Stearnsia
  †Stearnsia robbinsi
  †Stelidioseris
  †Stelidioseris bellensis – type locality for species
  †Stelidioseris pattoni – type locality for species
  †Stelidioseris whitneyi – type locality for species
  †Stellatopollis
  †Steorrosia
  †Steorrosia aspera
  Stephanocoenia – tentative report
  †Stephanomorpha – tentative report
  †Stephanomorpha saxirotundi – type locality for species
  †Stoliczkaia
  †Stoliczkaia argonautiformis
  †Stoliczkaia conlini – type locality for species
  †Stoliczkaia crotaloides
  †Stoliczkaia scotti
  †Stoliczkaia texana – type locality for species
  Stomatopora
  †Stomohamites – tentative report
  Striarca
  †Striarca cuneata
  †Striarca plummeri
  †Striarca saffordi
  †Striarca webbervillensis
  †Striaticostatum
  †Striaticostatum bexarense
  †Striaticostatum pondi
  †Striaticostatum sparsum
   †Struthiomimus – or unidentified comparable form
  †Suarodon
  †Sumitomoceras
  †Sumitomoceras bentonianum
  †Syncyclonema
  †Syncyclonema archeri
  †Syncyclonema kingi
  †Syncyclonema simplicius
  †Syncyclonema travisanus
  †Synorichthys – tentative report
  †Synorichthys stewarti
caption: Life restoration of the Late Triassic distant crocodilian relative Shuvosaurus
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