Results 71 to 80 of about 391 (156)

Fluorescence patterns and diversity of hydrozoans from Bocas del Toro, Panama

open access: yesCiencias Marinas
Many metazoans contain molecules capable of fluorescence, the absorption and re-emission of light. Since the anatomical distribution, or patterning, of these molecules is variable across taxa, patterns of fluorescence may serve as a powerful diagnostic ...
Lara M Beckmann   +5 more
doaj   +1 more source

Figure 2. A - C. Halecium antarcticum from Station 107. A in Hydroids of the BANZARE expeditions, 1929 – 1931: the family Haleciidae (Hydrozoa, Leptothecata) from the Australian Antarctic Territory

open access: yes, 2008
Figure 2. A - C. Halecium antarcticum from Station 107. A, fertile branch with well defined internodes and mature and developing gonothecae. B, hydrophores and hydrothecae with desmocytes. C, branch with linear regeneration of hydrophores.
Watson, Jeanette E.
core   +1 more source

Figure 10. A, B. Halecium tubatum. A, hydrorhiza andtwohydrothecae from holotype. B in Hydroids of the BANZARE expeditions, 1929 – 1931: the family Haleciidae (Hydrozoa, Leptothecata) from the Australian Antarctic Territory

open access: yes, 2008
Figure 10. A, B. Halecium tubatum. A, hydrorhiza andtwohydrothecae from holotype. B, hydrothecae enlarged. Scale bar: A, 0.5 mm. B, 0.3 mm.Published as part of Watson, Jeanette E., 2008, Hydroids of the BANZARE expeditions, 1929 – 1931: the family ...
Watson, Jeanette E.
core   +1 more source

The association of argonauts with gelatinous plankton and other substrates

open access: yes
Ecology, Volume 105, Issue 10, October 2024.
Roger Villanueva   +2 more
wiley   +1 more source

Figure 9. A – F in Hydroids of the BANZARE expeditions, 1929 – 1931: the family Haleciidae (Hydrozoa, Leptothecata) from the Australian Antarctic Territory

open access: yes, 2008
Figure 9. A – F. Halecium macrocaulus sp. nov. from holotype and paratype. A. fertile branch. B, monosiphonic part of branch with gonotheca. C, D, branch internodes. E, hydrotheca with false diaphgarm and desmocytes.
Watson, Jeanette E.
core   +1 more source

Hydroids (Hydrozoa: Leptothecatae) from the Beagle Gulf and Darwin Harbour, Northern Australia

open access: yesThe Beagle : Records of the Museums and Art Galleries of the Northern Territory, 2000
Nine species of athecate hydroids collected in two surveys in the Northern Territory of Australia include a new species of Ralpharia Watson, 1980, and a new record of Corydendrium parasiticum (Linnaeus, 1767) from Australia. Other species in the collection are known from warm temperate to tropical world regions including Western Australia and ...
openaire   +1 more source

Additional description of the Algae Hydroid Thyroscyphus ramosus (Hydrozoa: Leptothecata: Thyroscyphidae) from Palk Bay, India with insights into its ecology and genetic structure

open access: yesJournal of Threatened Taxa, 2020
The Algae hydroid Thyroscyphus ramosus of the Indian subcontinent is the most easily recognizable fleshy colonial hydroid playing a vital role in benthic communities.  Though this fauna is abundant, it has remained unexplored for the past nine decades in India.  This study provides a detailed report of the morphology, ecology and geographical locations
null G. Arun   +2 more
openaire   +1 more source

Figure 5. A - B. Halecium delicatulum. A, fertile branch with developing gonothecae. B in Hydroids of the BANZARE expeditions, 1929 – 1931: the family Haleciidae (Hydrozoa, Leptothecata) from the Australian Antarctic Territory

open access: yes, 2008
Figure 5. A - B. Halecium delicatulum. A, fertile branch with developing gonothecae. B, hydrophores in linear series. Scale bar: A, 2 mm. B, 0.3 mm.Published as part of Watson, Jeanette E., 2008, Hydroids of the BANZARE expeditions, 1929 – 1931: the ...
Watson, Jeanette E.
core   +1 more source

Fig. 1 in A swimming medusoid gonophore in the life cycle of Ventromma halecioides (Alder, 1859) (Hydrozoa: Leptothecata: Kirchenpaueriidae)

open access: yes, 2018
Fig. 1. (A) Portion of colony showing the cauline apophysis and its associated nematotheca, and proximal part of a cladium with first hydrothecate internode and its thecae. (B) Expanded hydranth, showing colors in life.
Galea, Horia R.
core   +1 more source

A pelagic Isopod, Syscenus infelix, overgrown with hydroids

open access: yesFauna Norvegica, 1981
A specimen of the pelagic aegid isopod Syscenus infelix collected in Malangen, N. Norway, was completely overgrown with luxuriant colonies of the hydroid Obelia longissima.
Wim Vader   +2 more
doaj  

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