page_title: List of the Paleozoic life of Kentucky
section_title: H
hierarchical_section_title: List of the Paleozoic life of Kentucky / H
caption_attribution_description: English: Detail of bryozoan Hallopora fossil specimen on display at Smithsonian, Washington, DC
context_page_description: This list of the Paleozoic life of Kentucky contains the various prehistoric life-forms whose fossilized remains have been reported from within the US state of Kentucky and are between 541 and 252.17 million years of age.
context_section_description: †Hadroblastus
  †Hallia
  †Hallia strigata – tentative report
    †Hallopora
  †Hallopora multitabulata
  †Hallopora onealli
  †Halysiocrinus
  †Halysiocrinus cumberlandensis
  †Halysiocrinus dactylus
  †Halysiocrinus tunicatus
    †Halysites
  †Halysites louisvillensis – type locality for species
  †Halysites meandrinus – tentative report
  †Halysites nitidus
  †Haplistion
  †Haplistion armstrongi
  †Hapsiphyllum
  †Hapsiphyllum cassedayi
  †Hapsiphyllum cassedeyi
  †Hebertella
  †Hebertella alveolata
  †Hebertella frankfortensis
  †Hebertella occidentalis
  †Hebertella parkensis
  †Hebertella parksensis
  †Hebertella sinuata
  †Helicelasma
  †Helicelasma rusticum
  †Helicotoma
  †Helicotoma planulatoides – type locality for species
  †Heliolites
  †Heliolites megastoma
  †Heliolites romingeri
  †Heliolites spongiosus
  †Heliolites spongodes
  †Heliolites subtubulatus
   †Heliophyllum
  †Heliophyllum alternatum
  †Heliophyllum ethelanum
  †Heliophyllum gurleyi
  †Heliophyllum halli
  †Heliophyllum infundibulum
  †Heliophyllum insigne
  †Heliophyllum tenuiseptatum
  †Helminthochiton
  †Helminthochiton blacki
  †Hemiphragma
  †Hemiphragma tenuimurale – or unidentified comparable form
  †Hemitrypa
  †Hesperorthis
  †Hesperorthis tricenaria
  †Heterophrentis
  †Heterophrentis concava
  †Heterophrentis foliata
  †Heterophrentis simplex
  †Heterophrentis subcompressa
  †Heterorthina
  †Heterorthina macfarlani
  †Heterotrypa
  †Heterotrypa frondosa – or unidentified comparable form
  †Heterotrypa trentonensis
  †Hierogramma
  †Hierogramma jeffreyi
  †Hindia
  †Hindia parva
  †Hippocardia
  †Hiscobeccus
  †Hiscobeccus capax
  †Histocrinus
  †Histocrinus coreyi
  †Histocrinus stellatus – tentative report
  †Hoareicardia
  †Hoareicardia cunea
  †Holcocrinus
  †Holcocrinus nodobrachiatus
  †Holcocrinus spinobrachiatus
   †Holopea
  †Holopea insignis
  †Holopea parvula – or unidentified comparable form
  †Holtedahlina
  †Holtedahlina sulcata
  †Homaloneura – type locality for genus
  †Homaloneura redbirdi – type locality for species
  †Homotelus
  †Homotrypa
  †Homotrypa callosa
  †Homotrypa similis
  †Hormotoma
  †Hormotoma gracilis
  †Hudsonospongia
  †Hustedia
  †Hustedia miseri – or unidentified comparable form
  †Hustedia mormoni – or unidentified comparable form
  †Hybocrinus
  †Hybocrinus tumidus
  †Hybocystites
  †Hybocystites problematicus
  †Hylodecrinus
  †Hylodecrinus asper
  †Hylodecrinus bonoensis
  †Hylodecrinus briareus – tentative report
  †Hylodecrinus sculptus
   †Hyolithes
  †Hyolithes parviuscula
  †Hypergonia
  †Hypergonia marvinwelleri
  †Hypselocrinus
  †Hypselocrinus campanulus
  †Hypselocrinus hoveyi
caption: Close-up photograph of a fossil of the Ordovician bryozoan ("moss animal") Hallopora
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