- habitat
- hainanensis
- hamiltonii
- haploid
- haplotype
- Hardella
- hartwegi
- hellenica
- Heosemys
- herbivorous
- hermanni
- herrerai
- heterochromatic
- heterogamety
- heteromorphic
- heterotrophic
- heterozygous
- hibernaculum
- hibernate
- Hieremys
- hieroglyphica
- hilarii
- hiltoni
- hippocrepis
- hirtipes
- hispanica
- hogei
- hololissa
- holotype
- homeana
- homeotherms
- homogametic
- homologous
- homologues
- homology
- homomorphic
- Homopus
- hoodensis
- horsfieldii
- hoyi
- humeral scutes
- humero-pectoral seam
- humerus
- hybrid
- Hydromedusa
- hyoplastron
- hyperextension
- hyperorder
- hypertrophied
- hypoplastron