WoRMS taxon details
Ptilocodiidae Coward, 1909
22804 (urn:lsid:marinespecies.org:taxname:22804)
accepted
Family
Genus Hansiella Bouillon, 1980
Genus Hydrichthella Stechow, 1909
Genus Ptilocodium Coward, 1909
Genus Thecocodium Bouillon, 1967
Genus Tregoubovia Picard, 1958
Genus Tregouboviopsis Guo, Xu & Huang, 2017
Genus Hydrichthelloides Bouillon, 1978 accepted as Hydrichthella Stechow, 1909 (synonym)
Genus Hydrichthella Stechow, 1909
Genus Ptilocodium Coward, 1909
Genus Thecocodium Bouillon, 1967
Genus Tregoubovia Picard, 1958
Genus Tregouboviopsis Guo, Xu & Huang, 2017
Genus Hydrichthelloides Bouillon, 1978 accepted as Hydrichthella Stechow, 1909 (synonym)
marine
Coward, W.E., 1909. On Ptilocodium repens , a new gymnoblastic hydroid epizoic on a pennatulid. Versl. wis.-en natuurk. Afd. K. Akad. Wet. Amst. 17 2: 729-735.
page(s): 635 [details]
page(s): 635 [details]

Schuchert, P. (2023). World Hydrozoa Database. Ptilocodiidae Coward, 1909. Accessed through: World Register of Marine Species at: https://www.marinespecies.org/aphia.php?p=taxdetails&id=22804 on 2023-02-01
Date
action
by
2004-12-21 15:54:05Z
created
db_admin
The webpage text is licensed under a Creative Commons Attribution 4.0 License
original description
Coward, W.E., 1909. On Ptilocodium repens , a new gymnoblastic hydroid epizoic on a pennatulid. Versl. wis.-en natuurk. Afd. K. Akad. Wet. Amst. 17 2: 729-735.
page(s): 635 [details]
context source (Hexacorallia) Fautin, Daphne G. (2013). Hexacorallians of the World. (look up in IMIS) [details]
basis of record Bouillon, J.; Boero, F. (2000). Synopsis of the families and genera of the Hydromedusae of the world, with a list of the worldwide species. <i>Thalassia Salent. 24</i>: 47-296 (look up in IMIS) [details]
page(s): 635 [details]

context source (Hexacorallia) Fautin, Daphne G. (2013). Hexacorallians of the World. (look up in IMIS) [details]
basis of record Bouillon, J.; Boero, F. (2000). Synopsis of the families and genera of the Hydromedusae of the world, with a list of the worldwide species. <i>Thalassia Salent. 24</i>: 47-296 (look up in IMIS) [details]
From editor or global species database
Diagnosis Hydroids sessile, hydrorhiza stolonal, reticular or encrusting and covered by naked coenosarc; hydranths polymorphic; gastrozooid without tentacles; dactylozooids with four or more capitate tentacles, sometimes filiform; gonophores on gonozooids or gastro-gonozooids; reproduction by fixed sporosacs, eumedusoids or free medusae. Medusa umbrella more or less bell-shaped; with or without radial exumbrellar furrows; centripetal tracks or exumbrellar rows of refringent spots; with marginal nematocyst ring; marginal tentacles absent or present, solid and nematocysts concentrated at tips; four radial canals and circular canal; manubrium tubular or bottle-shaped, with mouth arms with terminal nematocyst clusters, gonads adradial or interradial. [details]
Identification
KEY TO THE PTILOCODIDAE HYDROIDS:
1a dactylozooids of two types . . . . . . . . . . . . . . . . . . . . . . . . . . . Hydrichthella
1b dactylozooids of one type . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
2a hydrorhiza crust-like, not covered by visible perisarc . . . . . . . . Ptilocodium
2b hydrorhiza a network of perisarc-protected tube-like stolons . . Thecocodium
KEY TO THE PTILOCODIDAE MEDUSAE:
1a no marginal tentacles . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Tregoubovia
1b with marginal tentacles . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
2a four interradial gonads . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Thecocodium
2b eight adradial gonads . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Hansiella
[details]
Language | Name | |
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Japanese | ウミエラヒドラ科 | [details] |