Results 1 to 10 of about 111 (87)

Reversible shifts between interstitial and epibenthic habitats in evolutionary history: Molecular phylogeny of the marine flatworm family Boniniidae (Platyhelminthes: Polycladida: Cotylea) with descriptions of two new species [PDF]

open access: yesPLoS ONE, 2022
Tiny animals in various metazoan phyla inhabit the interstices between sand and/or gravel grains, and adaptive traits in their body plan, such as simplification and size reduction, have attracted research attention.
Aoi Tsuyuki   +2 more
exaly   +8 more sources

First records of Cotylea (Polycladida, Platyhelminthes) for the Atlantic coast of the Iberian Peninsula [PDF]

open access: yesZooKeys, 2014
A study of polyclad fauna of the Atlantic coast of the Iberian Peninsula was carried out from 2010 to 2013. The paper reports nine new records belonging to three Cotylean families: the family Euryleptidae Lang, 1884, Pseudocerotidae Lang, 1884 and the ...
Carolina Noreña   +3 more
doaj   +7 more sources

Color Pattern Similarities Revealed: Two Pseudocerotids (Polycladida: Cotylea) from the Mexican Pacific with the Description of a New Species

open access: yesTaxonomy
Coloration patterns in polyclad flatworms of the Pseudocerotidae family are crucial for taxonomic identifications, often serving as key diagnostic character.
D Marcela Bolaños   +2 more
exaly   +4 more sources

First Detection of Tetrodotoxins in the Cotylean Flatworm Prosthiostomum trilineatum [PDF]

open access: yesMarine Drugs, 2021
Several polyclad flatworm species are known to contain high levels of tetrodotoxin (TTX), but currently TTX-bearing flatworms seem to be restricted to specific Planocera lineages belonging to the suborder Acotylea.
Rei Suo   +8 more
doaj   +2 more sources

Natural Products in Polyclad Flatworms [PDF]

open access: yesMarine Drugs, 2021
Marine invertebrates are promising sources of novel bioactive secondary metabolites, and organisms like sponges, ascidians and nudibranchs are characterised by possessing potent defensive chemicals.
Justin M. McNab   +3 more
doaj   +2 more sources

Structural Characterization and Spatial Mapping of Tetrodotoxins in Australian Polyclads [PDF]

open access: yesMarine Drugs, 2022
Tetrodotoxin (TTX) is a potent marine neurotoxin that occurs in several Australian phyla, including pufferfish, toadfish, gobies, and the blue-ringed octopus.
Justin M. McNab   +5 more
doaj   +2 more sources

Investigation of phylogenetic relationships within Saxifraga diversifolia complex (Saxifragaceae) based on restriction-site associated DNA sequence markers. [PDF]

open access: yesEcol Evol, 2023
This paper uses RAD‐seq technology to search for abundant SNP sites. Based on these markers, the phylogenetic relationship of the Saxifraga diversifolia Complex (Saxifragaceae) was studied. Abstract Subsect. Hirculoideae Engl. & Irmsch., belonging to Saxifraga sect. Ciliatae Haw., has high species richness. It can be divided into S.
Yuan R   +6 more
europepmc   +2 more sources

Polyclads (Platyhelminthes) in the southern Gulf of Mexico: unveiling biodiversity and descriptions of two new species [PDF]

open access: yesZooKeys
The order Polycladida (Platyhelminthes) in Mexico has historically received limited attention from researchers, primarily due to challenges associated with its low detectability and the scarcity of specialists.
Daniel Cuadrado   +3 more
doaj   +4 more sources

The Ultrastructure of the Apical Organ of the Goette's Larvae of the Polyclad Flatworm Stylochus pilidium Indicates Homology Between Polyclad Larvae. [PDF]

open access: yesCell Biol Int
ABSTRACT Polyclad flatworms exhibit both direct and indirect development, with various larval types observed, including Müller's larva, Kato's larva, Goette's larva and Curini‐Galletti's larva. The different larval types are distinguished by shape, number of eyes and number of lobes.
Düngler D   +5 more
europepmc   +2 more sources

Reinvestigating the early embryogenesis in the flatworm Maritigrella crozieri highlights the unique spiral cleavage program found in polyclad flatworms [PDF]

open access: yesEvoDevo, 2019
Background Spiral cleavage is a conserved, early developmental mode found in several phyla of Lophotrochozoans resulting in highly diverse adult body plans.
Johannes Girstmair   +1 more
doaj   +2 more sources

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