<i>Teissiera polypofera</i>: first record of the genus Teissiera (Hydrozoa: Anthoathecata) in the Atlantic Ocean

TOSETTO, EVERTON G.; NEUMANN-LEITÃO, SIGRID; BERTRAND, ARNAUD; NOGUEIRA-JÚNIOR, MIODELI

doi:10.1590/0001-3765202120191437

EVERTON G. TOSETTO

Universidade Federal de Pernambuco, Departamento de Oceanografia, Avenida Arquitetura, S/N, 50670-901 Recife, PE, Brazil

http://orcid.org/0000-0002-4020-0942

SIGRID NEUMANN-LEITÃO

Universidade Federal de Pernambuco, Departamento de Oceanografia, Avenida Arquitetura, S/N, 50670-901 Recife, PE, Brazil

http://orcid.org/0000-0001-7878-8772

ARNAUD BERTRAND

Universidade Federal de Pernambuco, Departamento de Oceanografia, Avenida Arquitetura, S/N, 50670-901 Recife, PE, Brazil

Institut de Recherche pour le Développement (IRD), MARBEC, Univ Montpellier, CNRS, Ifremer, IRD, Sète, France.

Universidade Federal Rural de Pernambuco, Departamento de Pesca e Aquicultura, Rua D. Manuel de Medeiros, S/N, 52171-900 Recife, PE, Brazil

http://orcid.org/0000-0003-4723-179X

MIODELI NOGUEIRA-JÚNIOR

Universidade Federal da Paraíba, Departamento de Sistemática e Ecologia, Via Pau Brasil, S/N, 58051-900 João Pessoa, PB, Brazil

http://orcid.org/0000-0001-5409-8312

Corresponding author: Everton G. Tosetto E-mail: evertontosetto@hotail.com

AUTHOR CONTRIBUTIONS

Experiment design: S.N.L. and A.B. Sampling: A.B. Sorting of Material: E.G.T. Species identification: E.G.T. and M.N.J. Manuscript writing: E.G.T., M.N.J., S.N.L. and A.B. Manuscript review: E.G.T., M.N.J., S.N.L. and A.B.

Figures (2)
Tables (2)

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Figure 1
Teissiera polypofera from Western Atlantic Ocean. (a) Schematic representation of full specimen. b) full view (arrows indicating tentacle bulbs). (c) detail on exumbrellar cnidocyst pouch with red-brown ocelli (indicated by the arrow). (d and e) detail on manubrium and several polyp buds and medusoid buds in it.

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Figure 2
Global distribution of Teissiera species based on this study and literature records (Bouillon 1974BOUILLON J. 1974. Description de Teissiera milleporoides, nouveau genre et nouvelle espèce de Zancleidae des Seychelles (Hydrozoaires; Athécates-Anthoméduses), avec une révision des hydroïdes «Pteronematoidea». Cah Biol Mar 15: 113-154., 1978, Xu et al. 1991XU Z, HUANG J & CHE X. 1991. On new species and record of Hydromedusae in the upwelling region off the Minnan-Taiwan Bank Fishing ground, China. Minnan-Taiwan Bank Fishing Ground Upwelling Ecosystem Study, p. 469-486., Xu & Huang 2004XU Z & HUANG J. 2004. A survey on Anthomedusae (Hydrozoa: Hydroidomedusae) from Taiwan Strait with description of new species and new combinations. Acta Oceanologica Sin 23: 549-562., Kubota 2006KUBOTA S. 2006. Hydromedusan fauna of the Nansei Islands. Proceedings of the 10th International Coral Reef Symposium, 197-201., Li et al. 2006LI S, HUANG J, GUO D, XU Z & CHEN G. 2006. Study on ecology of marine plankton in Taiwan strait, China. J Xiamen Univ 45: 24-31., Kubota & Gravili 2007KUBOTA S & GRAVILI C. 2007. List of Hydromedusae (excluding Siphonophora, Milleporidae and Actinulidae) in Japan. Nankiseibutu 49: 189-204., Du et al. 2012DU F, XU Z, HUANG J & GUO D. 2012. Studies on the medusae (Cnidaria) from the Beibu gulf in the northern south China Sea, with description of three new species. Acta Zootaxonomica Sin 37: 506-519.). The dashed line shows the 250 m isobath, roughly corresponding to the shelf break. Generated using Ocean Data View software (Schlitzer 2019SCHLITZER R. 2019. Ocean data view. https://odv.awi.de.
https://odv.awi.de... ).

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Table I
Teissiera polypofera occurrences off northeast Brazil.

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Table II
Comparison of main characters of the valid medusae species of the genus Teissiera.

Number of specimens	Location	SST (°C)	SSS	Bottom depth (m)
4	8.858°S, 34.809°W	26.65	36.62	56
1	9.005°S, 34.805°W	26.76	36.79	717

Species	Height (mm)	Width (mm)	Umbrella	Manubrium	Gonads	Ocellus	Reference
Present specimens of Teissiera polypofera	1.2	1	Bell shaped; mesoglea thicker in the apical region	Narrow and long; exceeding bell opening; with polyp buds and medusa buds on it	Not observed	Red-brown	This study
Teissiera australe	3.5	3	Mesoglea thicker in the apical region	Up to 2/3 of subumbrellar cavity	Interradial; covering up to 2/3 of manubrium	Bright red	Bouillon 1978BOUILLON J. 1978. Hydroméduses de la Mer de Bismarck (Papouasie Nouvelle-Guinée). Partie I: Anthomedusae Capitata (Hydrozoa - Cnidaria). Cah Biol Mar 19: 249-297.
Teissiera medusifera	1.3	1	Thick conical mesoglea in the apical region	Short; with medusa buds; one specimen with a polyp bud	interradial in the upper half of manubrium, eggs in the apical mesoglea	Red-brown	Bouillon 1978BOUILLON J. 1978. Hydroméduses de la Mer de Bismarck (Papouasie Nouvelle-Guinée). Partie I: Anthomedusae Capitata (Hydrozoa - Cnidaria). Cah Biol Mar 19: 249-297.
Teissiera milleporoides	0.5	0.6	Mesoglea thicker near cnidocyst pouches; exumbrella with cnidocysts	Half of subumbrellar cavity	Not observed	Red-brown with a yellow central spot	Bouillon 1974BOUILLON J. 1974. Description de Teissiera milleporoides, nouveau genre et nouvelle espèce de Zancleidae des Seychelles (Hydrozoaires; Athécates-Anthoméduses), avec une révision des hydroïdes «Pteronematoidea». Cah Biol Mar 15: 113-154.
Teissiera polypofera	1.3	0.5	Spherical; exumbrella many cnidocysts	Narrow and long; exceeding bell opening; with polyp buds and medusa buds on it	Not observed	Present	Xu & Huang 2004XU Z & HUANG J. 2004. A survey on Anthomedusae (Hydrozoa: Hydroidomedusae) from Taiwan Strait with description of new species and new combinations. Acta Oceanologica Sin 23: 549-562.

[1] Corresponding author: Everton G. Tosetto E-mail: evertontosetto@hotail.com

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Teissiera polypofera: first record of the genus Teissiera (Hydrozoa: Anthoathecata) in the Atlantic Ocean

Abstract