page_title: List of the Cenozoic life of Colorado
section_title: H
hierarchical_section_title: List of the Cenozoic life of Colorado / H
caption_attribution_description: English: The fungus Heyderia abietis, growing among moss. Specimen photographed in Hörnefors, Västerbotten, Sweden.
context_page_description: This list of the Cenozoic life of Colorado contains the various prehistoric life-forms whose fossilized remains have been reported from within the US state of Colorado and are between 66 million and 10,000 years of age.
context_section_description: †Hadrianus
  †Hadrianus corsoni
  †Hadronema
  †Hadronema cinerescens – type locality for species
  Halesia
  †Halesia reticulata
  †Hammapteryx
  †Hammapteryx ceryniiformis – type locality for species
  †Hammapteryx lepidoides – type locality for species
  †Hammapteryx tripunctata – type locality for species
   †Hapalodectes
  †Hapalodectes leptognathus – or unidentified comparable form
  †Haplaletes
  †Haplaletes pelicatus
  †Haploconus
  †Haploconus entoconus – or unidentified comparable form
  †Haplolambda
  †Haplolambda quinni
  †Haplomylus
  †Haplomylus simpsoni
  †Haplomylus speirianus
  Harpalus
  †Harpalus maceratus – type locality for species
  †Harpalus nuperus – type locality for species
  †Harpalus redivivus – type locality for species
  †Harpalus ulomaeformis – type locality for species
  †Harpalus veterum – type locality for species
  †Harpalus whitfieldii
  †Harrymys
  †Heeria – type locality for genus
  †Heeria foeda – type locality for species
  †Heeria gulosa – type locality for species
  †Heeria lapidosa – type locality for species
  †Helaletes
  †Helaletes nanus – or unidentified comparable form
  †Helichus
  †Helichus eruptus – type locality for species
  †Helichus tenuior – type locality for species
  †Heliscomys
  †Heliscomys vetus
  †Hellwigia
  †Hellwigia obsoleta – type locality for species
  Helophorus
  †Helophorus auricollis
  †Helophorus eclectus
  †Hemiacodon
   †Hemiauchenia
  †Hemiauchenia macrocephala
  †Hemiteles
  †Hemiteles lapidescens – type locality for species
  †Hemiteles obtectus – type locality for species
  †Hemiteles priscus – type locality for species
  †Hemiteles veternus – type locality for species
  †Heptacodon
  †Heptodon
  †Heptodon calciculus
  †Heptodon posticus
  †Heriades
  †Heriades bowditchi – type locality for species
  †Heriades halictinus – type locality for species
  †Heriades laminarum – type locality for species
  †Heriades mersatus – type locality for species
  †Heriades mildredae – type locality for species
  †Heriades priscus – type locality for species
  †Heriades saxosus – type locality for species
  †Herpetotherium
  †Herpetotherium fugax
  †Herpetotherium innominatum
  †Herpetotherium knighti
  Hersiliola
  †Hesperagrion
  †Hesperagrion praevolans – type locality for species
  †Hesperhys
   †Hesperocyon
  †Hesperocyon coloradensis
  †Hesperocyon gregarius
  †Hesperolagomys
  Heterodon
  †Heterodon nasicus
  †Heteromyza
  †Heteromyza detecta – type locality for species
  †Heteromyza miocenica – type locality for species
  †Heterothops
  †Heterothops conticens – type locality for species
  †Hexacodus
  †Hexacodus pelodes
  †Hexerites – type locality for genus
  †Hexerites primalis – type locality for species
   †Heyderia
  †Heyderia coloradensis – type locality for species
  †Hiatensor
  †Hiatensor semirutus – type locality for species
  †Hipporhinops – type locality for genus
  †Hipporhinops sternbergi – type locality for species
  †Hirmoneura – type locality for genus
  †Hirmoneura willistoni – type locality for species
  Holbrookia
  †Holbrookia maculata
  †Holcorpa – type locality for genus
  †Holcorpa maculosa – type locality for species
  †Homoeogamia
  †Homoeogamia ventriosa – type locality for species
   †Homogalax
  †Homogalax protapirinus
  †Hoplia
  †Hoplia striatipennis – type locality for species
  †Hoplisidia – type locality for genus
  †Hoplisidia kohliana – type locality for species
  †Hoplocampa
  †Hoplocampa ilicis – type locality for species
  †Hoplochelys
  †Hoplochelys crassa
  †Horistonotus
  †Horistonotus coloradensis – type locality for species
  †Hormorus
  †Hormorus saxorum – type locality for species
  †Humulus
  †Humulus florissantellus
   †Hyaenodon
  †Hyaenodon crucians
  †Hyaenodon horridus
  †Hyaenodon mustelinus
  †Hydnobius
  †Hydnobius tibialis – type locality for species
  Hydraena
  †Hydraena circulata – or unidentified comparable form
  Hydrangea
  †Hydrangea antica
  †Hydrangea fraxinifolia
  Hydriomena – tentative report
  †Hydriomena? protrita – type locality for species
  Hydrobius
   †Hydrobius fuscipes
  †Hydrobius maceratus – type locality for species
  †Hydrobius prisconatator – type locality for species
  †Hydrobius titan – type locality for species
  †Hydromystria
  †Hydromystria expansa
  Hydrophilus
  †Hydrophilus extricatus – type locality for species
  Hydroporus
  †Hydroporus s
caption: Heyderia fungus growing among moss
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