155,138 species and infraspecific names are in the database, 21,787 images, 59,962 bibliographic items, 434,255 distributional records.

Hapalidium zonale P.Crouan & H.Crouan

Publication details
Hapalidium zonale P.Crouan & H.Crouan 1859: 284, pl. 21, fig. A (1-7) [p. 1, pl. 21, fig. A (1-7) in independently paginated offprint]

Published in: Crouan, P.L. & Crouan, H.M. (1859). Notice sur quelques espèce et genres nouveaux d'algues marines de la Rade de Brest. Annales des Sciences Naturelles, Botanique, Quatrième série 12: 288-292, pls 21, 21.
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Type species
The type species (holotype) of the genus Hapalidium is Hapalidium roseolum Kützing.

Status of name
This name is currently regarded as a synonym of Pneophyllum zonale (P.Crouan & H.Crouan) Y.M.Chamberlain

Synonym(s)
No synonyms are currently included in AlgaeBase.

Taxonomic notes
Chamberalin (in Irvine & Chamberlain, 1994: 132) examined the type of Hapalidium zonale P.L. Crouan & H.M. Crouan (1859) and could not find the pore filaments diagnostic of Pneophyllum caulerpae. They removed it from synonymy with the latter entity. Further studies are required.

General environment
This is a marine species.

Type information
Type locality: Rade de Camaret, Brest, France (Woelkerling 1998: 295). Lectotype: not indicated but almost certainly were P.L. Crouan & H.M Crouan; 24.i.1859; CO unnumbered; designated by Chamberlain, 1983: 437, 438 (Woelkerling 1998: 295). Notes: Isolectotype: PC, Montagne Herbarium (MA 3643), filed under the basionym.

No distributions recorded
No distributional records for this taxon have been recorded by AlgaeBase to date. Generally, recent national lists or extensive regional or state lists have been employed to give a general indication of distribution.

Source of current name
Chamberlain, Y.M. (1983). Studies in the Corallinaceae with special reference to Fosliella and Pneophyllum in the British Isles. Bulletin of the British Museum (Natural History) Botany 11: 291-463, 89 figs.

Key references
Woelkerling, W.J. (1998). Type collections of non-geniculate corallines housed at the Laboratoire de Cryptogamie (PC). In: Non-geniculate coralline red algae and the Paris Muséum: systematics and scientific history. (Woelkerling, W.J. Eds), pp. 279-404. Paris: Muséum National d'Histoire naturelle / ADAC.

Woelkerling, W.J., Gustavsen, G., Myklebost, H.E., Prestø, T., Såstad, S.M. (2005). The coralline red algal herbarium of Mikael Foslie: revised catalogue with analyses. Gunneria 77: 1-625.

Created: 22 September 2000 by Fabio Rindi

Verified by: 11 August 2015 by M.D. Guiry

Accesses: This record has been accessed by users 294 times since it was created.

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Linking to this page: http://www.algaebase.org/search/species/detail/?species_id=23997

Citing AlgaeBase
Cite this record as:
M.D. Guiry in Guiry, M.D. & Guiry, G.M. 2019. AlgaeBase. World-wide electronic publication, National University of Ireland, Galway. http://www.algaebase.org; searched on 25 April 2019.

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