THE NATURAL-HISTORY CATALOGUE
A branch of the living world.
110,000 accepted animal species, linked through classification, synonyms, distributions and source literature.
These attributed records come from Catalogue of Life, 2026-09-11. Detail varies; they are not all fully researched, illustrated articles. Browse researched folklore and fiction.
Matches documented source distribution records. Geographic coverage is incomplete.
| Species | Classification | Source status |
|---|---|---|
| Holcomycteronus digittatus Garman, 1899 | OphidiidaeChordata | Accepted speciesExtinction status not supplied |
| Holcomycteronus profundissimus (Roule, 1913) | OphidiidaeChordata | Accepted speciesExtinction status not supplied |
| Holcomycteronus pterotus (Alcock, 1890) | OphidiidaeChordata | Accepted speciesExtinction status not supplied |
| Holcomycteronus squamosus (Roule, 1916) | OphidiidaeChordata | Accepted speciesExtinction status not supplied |
| Holcoptychites neuquensis (Douvillé, 1910) | HolcodiscidaeMollusca | Accepted speciesRecorded extinct |
| Echternacht's AmeivaHolcosus anomalus (Echternacht, 1977) | TeiidaeChordata | Accepted speciesExtinction status not supplied |
| Bridges'AmeivaHolcosus bridgesii Cope, 1869 | TeiidaeChordata | Accepted speciesExtinction status not supplied |
| Edward’s Middle American Ameiva [edwardsii]Holcosus festivus (Lichtenstein & Martens, 1856) | TeiidaeChordata | Accepted speciesExtinction status not supplied |
| Delicate AmeivaHolcosus leptophrys (Cope, 1893) | TeiidaeChordata | Accepted speciesExtinction status not supplied |
| Holcosus niceforoi (Dunn, 1943) | TeiidaeChordata | Accepted speciesExtinction status not supplied |
| Peters' AmeivaHolcosus orcesi (Peters, 1964) | TeiidaeChordata | Accepted speciesExtinction status not supplied |
| Four-lined AmeivaHolcosus quadrilineatus (Hallowell, 1861) | TeiidaeChordata | Accepted speciesExtinction status not supplied |
| Seven-lined AmeivaHolcosus septemlineatus (Duméril, 1851) | TeiidaeChordata | Accepted speciesExtinction status not supplied |
| Rainbow AmeivaHolcosus sinister (Smith & Laufe, 1946) | TeiidaeChordata | Accepted speciesExtinction status not supplied |
| Hollandichthys multifasciatus (Eigenmann & Norris, 1900) | AcestrorhamphidaeChordata | Accepted speciesExtinction status not supplied |
| Hollandichthys taramandahy Bertaco & Malabarba, 2013 | AcestrorhamphidaeChordata | Accepted speciesExtinction status not supplied |
| Hollandites asseretoi Fantini Sestini, 1988 | CephalopodaMollusca | Accepted speciesRecorded extinct |
| Hollandites congressensis Bucher, 1992 | CephalopodaMollusca | Accepted speciesRecorded extinct |
| Hollandites humi McLearn, 1946 | CephalopodaMollusca | Accepted speciesRecorded extinct |
| Hollandites minor Tozer, 1994 | CephalopodaMollusca | Accepted speciesRecorded extinct |
| Hollandites pelletieri McLearn, 1969 | CephalopodaMollusca | Accepted speciesRecorded extinct |
| Hollandites voiti (Oppel, 1863) | CephalopodaMollusca | Accepted speciesRecorded extinct |
| Hollandites vyasa (Diener, 1897) | CephalopodaMollusca | Accepted speciesRecorded extinct |
| Hollardia goslinei Tyler, 1968 | TriacanthodidaeChordata | Accepted speciesExtinction status not supplied |
| Hollardia hollardi Poey, 1861 | TriacanthodidaeChordata | Accepted speciesExtinction status not supplied |
| spotted spikefishHollardia meadi Tyler, 1966 | TriacanthodidaeChordata | Accepted speciesExtinction status not supplied |
| Hollisites lucasi Inlay, 1957 | PolyptychitidaeMollusca | Accepted speciesRecorded extinct |
| Holoaden luederwaldti Miranda-Ribeiro, 1920 | StrabomantidaeChordata | Accepted speciesRecorded extant |
| Holocentronotus amplus (Schwarzhans, 1980) | HolocentridaeChordata | Accepted speciesRecorded extinct |
| Holocentronotus ventriosus (Schwarzhans, 1980) | HolocentridaeChordata | Accepted speciesRecorded extinct |
| squirrelfishHolocentrus adscensionis (Osbeck, 1765) | HolocentridaeChordata | Accepted speciesExtinction status not supplied |
| longspine squirrelfishHolocentrus rufus (Walbaum, 1792) | HolocentridaeChordata | Accepted speciesExtinction status not supplied |
| Brazilian Marsh RatHolochilus brasiliensis (Desmarest, 1819) | CricetidaeChordata | Accepted speciesRecorded extant |
| Chaco Marsh RatHolochilus chacarius Thomas, 1906 | CricetidaeChordata | Accepted speciesRecorded extant |
| Holochilus lagigliai Pardiñas, Teta, Voglino & Fernández, 2013 | CricetidaeChordata | Accepted speciesRecorded extant |
| African Whole-toed GeckoHolodactylus africanus Boettger, 1893 | EublepharidaeChordata | Accepted speciesExtinction status not supplied |
| Dermal’s Cylindrical Snake; Crombie’s Stripe-lipped SnakeHologerrhum dermali Brown, Leviton, Ferner & Sison, 2001 | CyclocoridaeChordata | Accepted speciesExtinction status not supplied |
| Philippine Stripe-lipped SnakeHologerrhum philippinum Günther, 1858 | CyclocoridaeChordata | Accepted speciesExtinction status not supplied |
| ring wrasseHologymnosus annulatus (Lacepède, 1801) | LabridaeChordata | Accepted speciesExtinction status not supplied |
| pastel ringwrasseHologymnosus doliatus (Lacepède, 1801) | LabridaeChordata | Accepted speciesExtinction status not supplied |
| Hologymnosus longipes (Günther, 1862) | LabridaeChordata | Accepted speciesExtinction status not supplied |
| Hologymnosus rhodonotus Randall & Yamakawa, 1988 | LabridaeChordata | Accepted speciesExtinction status not supplied |
| Holohalaelurus favus Human, 2006 | PentanchidaeChordata | Accepted speciesExtinction status not supplied |
| Holohalaelurus grennian Human, 2006 | PentanchidaeChordata | Accepted speciesExtinction status not supplied |
| Holohalaelurus melanostigma (Norman, 1939) | PentanchidaeChordata | Accepted speciesExtinction status not supplied |
| African spotted catsharkHolohalaelurus punctatus (Gilchrist, 1914) | PentanchidaeChordata | Accepted speciesExtinction status not supplied |
| Izak catsharkHolohalaelurus regani (Gilchrist, 1922) | PentanchidaeChordata | Accepted speciesExtinction status not supplied |
| Holoshesthes pequira (Steindachner, 1882) | CharacidaeChordata | Accepted speciesExtinction status not supplied |
| bighead searsidHoltbyrnia anomala Krefft, 1980 | PlatytroctidaeChordata | Accepted speciesExtinction status not supplied |
| Holtbyrnia conocephala Sazonov, 1976 | PlatytroctidaeChordata | Accepted speciesExtinction status not supplied |
Source and selection
Bánki, O., Roskov, Y., Döring, M., Ower, G., Hernández Robles, D. R., Plata Corredor, C. A., Stjernegaard Jeppesen, T., Örn, A., Pape, T., Hobern, D., Garnett, S., Little, H., DeWalt, R. E., Miller, J., Orrell, T., Aalbu, R., Abbott, J., Aedo, C., Aescht, E., et al. (2026). Catalogue of Life (Version 2026-09-11). Catalogue of Life Foundation, Amsterdam, Netherlands. https://doi.org/10.48580/dgz5n
First records in source order under phylum quotas, then source-order overflow if a quota is short. This is a selective snapshot. Source name strings can include author names, which are also searchable.