Results 21 to 30 of about 246 (121)

A Revised Checklist and Identification Key for Acotylean Flatworms (Rhabditophora: Polycladida: Acotylea) from the Caribbean Coast of Colombia

open access: yesTaxonomy
The Order Polycladida comprises a diverse yet understudied group of free-living flatworms, traditionally divided into Cotylea and Acotylea based on the presence or absence of a ventral adhesive organ known as a cotyl. Species identification, particularly
Jorge I. Merchán-Mayorga   +3 more
doaj   +2 more sources

Polycladida (Platyhelminthes, Rhabditophora) from Cape Verde and related regions of Macaronesia

open access: yesEuropean Journal of Taxonomy, 2021
The systematics and distribution of the order Polycladida within the Macaronesian archipelagos are analysed. New species (Marcusia alba sp. nov., Prostheceraeus crisostomum sp. nov., Parviplana sodade sp. nov., Euplana claridade sp. nov., Stylochus salis
Daniel Cuadrado   +4 more
doaj   +1 more source

Phylogeny of Polycladida (Platyhelminthes) based on mtDNA data [PDF]

open access: yes, 2019
A phylogenetic analysis of Polycladida based on two partial mitochondrial genes (cox1 and 16S) is provided. The analysis includes 30 polyclad terminals that represent species from the two taxa which traditionally divide the groups Cotylea and Acotylea ...
Aguado, Mª Teresa   +8 more
core   +2 more sources

Tetrodotoxin identified in polyclad flatworms of temperate Eastern Australia

open access: yes, 2021
Soft bodied marine invertebrates often possess bioactive secondary metabolites that they utilise in defensive or offensive contexts. These invertebrates utilise toxic secondary metabolites as chemical defenses and as venoms to enable them to become ...
Justin Michael McNab (13944700)
core   +1 more source

Phylogeny of Polycladida (Platyhelminthes) based on mtDNA data [PDF]

open access: yes, 2022
A phylogenetic analysis of Polycladida based on two partial mitochondrial genes (cox1 and 16S) is provided. The analysis includes 30 polyclad terminals that represent species from the two taxa which traditionally divide the groups Cotylea and Acotylea ...
Brusa, Francisco   +8 more
core  

Nuevos registros de Polycladida (Platyhelminthes) para Cuba.

open access: yesRevista de Investigaciones Marinas, 2023
La biodiversidad marina de Cuba es la más rica del Mar Caribe, sin embargo, numerosos grupos de organismos permanecen casi o completamente desconocidos.
Alejandro Catalá Jimenez   +2 more
doaj  

FIGURE 1. A in Pseudobiceros wirtzi sp. nov. (Polycladida: Cotylea) from Senegal with revision of valid species of the genus

open access: yes, 2016
FIGURE 1. A—Pseudobiceros wirtzi sp. nov. in situ from Madeira; B—detail of the ventral surface; C—P. wirtzi sp. nov. in situ from Senegal. fg: female gonopore; mg: male gonopore; mo: mouth; ph: pharynx; pt: pseudotentacles; su: sucker.Published as part ...
Bahia, Juliana, Schrödl, Michael
core   +1 more source

The ultrastructure of the apical organ of Curini‐Galletti's larva, a new polyclad larval type

open access: yesCell Biology International, Volume 48, Issue 5, Page 682-694, May 2024.
Abstract Polycladida are the only free‐living flatworms with a planktonic larval stage in some species. Currently, it is not clear if a larval stage is ancestral in polyclads, and which type of larva that would be. Known polyclad larvae are Müller's larva, Kato's larva and Goette's larva, differing by body shape and the number of lobes and eyes.
Isabel L. Dittmann   +7 more
wiley   +1 more source

FIGURE 2 in Three Pseudocerotidae species (Platyhelminthes, Polycladida, Cotylea) from the Argentinean coast

open access: yes, 2011
FIGURE 2. Phrikoceros mopsus (Marcus, 1952): Sagittal diagram of the reproductive system. Abbreviations: cg, cement glands; cp, cement pouch; ej, ejaculatory duct; exg, extra vesicular glands; fg, female gonopore; g, gut; mg, male gonopore; ovi, oviduct;
Obenat, Sandra M.   +3 more
core   +1 more source

FIGURE 2. Phrikoceros mopsus. A in First records of Pseudocerotidae (Platyhelminthes: Polycladida: Cotylea) from Patagonia, Argentina

open access: yes, 2009
FIGURE 2. Phrikoceros mopsus. A, diagram of dorsal view. B, ventral morphology. C, dorsal view of pseudotentacles. D, ventral view of pseudotentacles. E, sagittal reconstruction of genital system portion. bl: black line; ce: cerebral eye; de: dorsal eyes
Brusa, Francisco   +2 more
core   +1 more source

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