Haliclona (Halichoclona) albifragilis
Authors/Creators
- 1. Centro de Biociências, Departamento de Zoologia-Laboratório de Porifera-LABPOR, Universidade Federal de Pernambuco, Avenida Prof. Moraes Rêgo, 1235, 50670 - 901, Cidade Universitária, Recife, PE, Brazil & Departamento de Invertebrados, Museu Nacional, Universidade Federal do Rio de Janeiro, Quinta da Boa Vista, s / n, 20940 - 040, Rio de Janeiro, RJ, Brazil
- 2. Centro de Biociências, Departamento de Zoologia-Laboratório de Porifera-LABPOR, Universidade Federal de Pernambuco, Avenida Prof. Moraes Rêgo, 1235, 50670 - 901, Cidade Universitária, Recife, PE, Brazil & Departamento de Invertebrados, Museu Nacional, Universidade Federal do Rio de Janeiro, Quinta da Boa Vista, s / n, 20940 - 040, Rio de Janeiro, RJ, Brazil & Departamento de Biología, Escuela Superior de Ciencias Marinas, Universidad Nacional del Comahue, San Martín 247, 8520 San Antonio Oeste, Río Negro, República Argentina
- 3. Centro de Biociências, Departamento de Zoologia-Laboratório de Porifera-LABPOR, Universidade Federal de Pernambuco, Avenida Prof. Moraes Rêgo, 1235, 50670 - 901, Cidade Universitária, Recife, PE, Brazil
- 4. Centro de Biociências, Departamento de Zoologia-Laboratório de Porifera-LABPOR, Universidade Federal de Pernambuco, Avenida Prof. Moraes Rêgo, 1235, 50670 - 901, Cidade Universitária, Recife, PE, Brazil & Departamento de Invertebrados, Museu Nacional, Universidade Federal do Rio de Janeiro, Quinta da Boa Vista, s / n, 20940 - 040, Rio de Janeiro, RJ, Brazil & Centro de Biociências, Departamento de Zoologia-Laboratório de Porifera-LABPOR, Universidade Federal de Pernambuco, Avenida Prof. Moraes Rêgo, 1235, 50670 - 901, Cidade Universitária, Recife, PE, Brazil & Centro de Biociências, Departamento de Zoologia-Laboratório de Porifera-LABPOR, Universidade Federal de Pernambuco, Avenida Prof. Moraes Rêgo, 1235, 50670 - 901, Cidade Universitária, Recife, PE, Brazil
Description
Haliclona (Halichoclona) albifragilis (Hechtel, 1965)
(Tab. 1–2, 8; Fig. 11A–J)
Synonymy. Adocia albifragilis, Hechtel (1965).
Studied material. MNRJ 22236, P.M.M. Coroa Alta (16°13.200′ S, 38°57.038′ W, Santa Cruz Cabrália, BA, Brazil), intertidal, coll. Fioravanso, A. & Gastaldi, M., 22 nd April 2019. MNRJ 21903, Recife do Mutá (16°20.721′ S, 39°0.067′ W, Porto Seguro, BA, Brazil), intertidal, coll. Fioravanso, A. & Gastaldi, M., 20 th April 2019.
Description. Encrusting (0.2 cm thick), 2.0 cm maximum length. Surface rugose, with a few scattered oscules, 0.2 cm in diameter. Consistency compressible, but easily torn. Color in vivo beige translucent, and beige in fixative (Tab. 8; Figs. 11A–B).
Skeleton. Ectosome with an isodictyal reticulation, moderate spongin and paucispicular tracts. Choanosome with an irregular subisodictyal reticulation, paucispicular tracts and occasional reinforcing spongin (Figs. 11C–D).
Spicules. Megascleres only (Tab. 8; Fig. 11E): oxeas, smooth, slightly curved or straight, mostly acerate, with pointy or roundish terminations: 112–133.5–158 x 2.4–3.8–7.3 µm.
Distribution. Previously, West Indies (Jamaica — Hechtel 1965; Barbados, Curaçao, Bonaire — de Weerdt 2000); Venezuela, Florida (de Weerdt 2000). New record—Costa do Descobrimento (BA, Brazil).
Ecology. The specimen MNRJ 21903 was growing on a Geodia gibberosa Lamarck, 1815 and the specimen MNRJ 22236 was growing next to polychaete tubes, tunicates and algae. Both materials were in sciophilous microhabitat.
Remarks. Our specimens are very similar—in terms of habit, skeleton, spicules and ecology—to the original (Hechtel, 1965) and subsequent descriptions (de Weerdt, 2000) of H. (Halich.) albifragilis from the Caribbean. However, we observed that the skeletal architecture in Caribbean counterparts is slightly denser than in our Brazilian specimens. Nevertheless, this is interpreted here as morphological plasticity given the great similarity in other morphological features when Caribbean and Brazilian H. (Halich.) albifragilis are compared.
Notes
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Linked records
Additional details
Identifiers
Biodiversity
- Collection code
- MNRJ
- Material sample ID
- MNRJ 21903 , MNRJ 22236
- Event date
- 2019-04-20 , 2019-04-22
- Verbatim event date
- 2019-04-20 , 2019-04-22
- Scientific name authorship
- Hechtel
- Kingdom
- Animalia
- Phylum
- Porifera
- Order
- Haplosclerida
- Family
- Chalinidae
- Genus
- Haliclona
- Species
- albifragilis
- Taxon rank
- species
- Taxonomic concept label
- Haliclona (Halichoclona) albifragilis (Hechtel, 1965) sec. Bettcher, Fernandez, Gastaldi, Bispo, Leal, Leite, Avelino-Alves, Clerier, Rezende, Gulart, Pinheiro & Hajdu, 2023
References
- Hechtel, G. J. (1965) A systematic study of the Demospongiae of Port Royal, Jamaica. Bulletin of the Peabody Museum of Natural History, 20, 1 - 103.
- Boury-Esnault, N. (1973) Resultats Scientifiques des Campagnes de la ' Calypso'. Campagne de la ' Calypso' au large des cotes atlantiques de l'Amerique du Sud (1961 - 1962). I. 29. Spongiaires. Annales de l'Institut oceanographique, 49 (Supplement 10), 263 - 295.
- Arndt, W. (1927) Kalk-und Kieselschwamme von Curacao: (Mit 3 Tafeln und 16 Textfiguren.). Bijdragen tot de Dierkunde, 25 (1), 133 - 158. https: // doi. org / 10.1163 / 26660644 - 02501006
- van Soest, R. W. (2009) New sciophilous sponges from the Caribbean (Porifera: Demospongiae). Zootaxa, 2107 (1), 1 - 40. https: // doi. org / 10.11646 / zootaxa. 2107.1.1
- Hechtel, G. J. (1969) New species and records of shallow water Demospongiae from Barbados, West Indies. Postilla, 132, 1 - 38. https: // doi. org / 10.5962 / bhl. part. 12977
- de Weerdt, W. H. (2000) A monograph of the shallow-water Chalinidae (Porifera, Haplosclerida) of the Caribbean. Beaufortia, 50, 1, 1 - 67.
- Lamarck, J. B. P. de M. C. de (1815 [1814]) Suite des polypiers empates. Memoires du Museum d'Histoire naturelle, Paris, 1, 69 - 80.