Results 31 to 40 of about 992 (91)

Tube construction by a tanaidacean crustacean using a novel mucus secretion system involving the anal opening

open access: yesZoological Letters, 2017
Background Animals in diverse aquatic groups construct tubes using mucus and filaments, and the acquisition of this capability has likely played an important role in the evolution and diversification of small benthic animals.
Keiichi Kakui, Chizue Hiruta
doaj   +1 more source

Haimormus shimojiensis, a new genus and species of Pseudozeuxidae (Crustacea: Tanaidacea) from a submarine limestone cave in Northwestern Pacific [PDF]

open access: yesPeerJ, 2018
We establish a new pseudozeuxid genus Haimormus gen. nov. based on a new species Haimormus shimojiensis sp. nov. which was collected from a submarine limestone cave with the entrance at 35 m depth, in the Northwestern Pacific Ocean. H.
Keiichi Kakui, Yoshihisa Fujita
doaj   +2 more sources

On a small collection of amphipods (Crustacea, Amphipoda) from the Lesser Kuril Chain

open access: yesАмурский зоологический журнал, 2023
The article provides information on amphipods found on two islands of the Lesser Kuril Chain collected during the period from 4 to 19 August 2013 in the framework of the 49th South Kuril Marine Expedition.
Дмитрий Анатольевич Сидоров
doaj  

The diversity of opsins in Lake Baikal amphipods (Amphipoda: Gammaridae)

open access: yesBMC Ecology and Evolution, 2021
Background Vision is a crucial sense for the evolutionary success of many animal groups. Here we explore the diversity of visual pigments (opsins) in the transcriptomes of amphipods (Crustacea: Amphipoda) and conclude that it is restricted to middle (MWS)
Polina Drozdova   +6 more
doaj   +1 more source

Food composition of a breeding population of the endemic Anatolia newt, Neurergus strauchii (Steindachner, 1887) (Caudata: Salamandridae), from Bingöl, Eastern Turkey

open access: yesActa Herpetologica, 2020
The study presents data on the food composition of a breeding population of the Anatolia newt Neurergus strauchii (Steindachner, 1887), from Bingöl, Turkey. A total of 953 prey items were determined in the food contents of 46 individuals (18 males and 28
Kerim Çiçek   +3 more
doaj   +1 more source

Estrutura da Comunidade de Invertebrados Bentônicos do Rio Piranhas-Assu, Rio Grande do Norte, Nordeste do Brasil

open access: yesEntomoBrasilis, 2008
Esse trabalho teve como objetivo conhecer os invertebrados bentônicos, bem como caracterizar os grupos tróficos funcionais existentes no rio Piranhas-Assu, município de Alto do Rodrigues, Rio Grande do Norte. As coletas foram realizadas nos meses de maio
Jansen Fernandes Medeiros   +2 more
doaj   +3 more sources

New records of intersexuality in porcelain crabs (Crustacea: Decapoda: Anomura: Porcellanidae)

open access: yesNauplius, 2018
The occurrence of intersex specimens of Lissoporcellana quadrilobata (Miers, 1884), Pisidia bluteli (Risso, 1816) and Pisidia longimana (Risso, 1816) is recorded for the first time and their secondary sexual characters analyzed.
Luciane Augusto de Azevedo Ferreira
doaj   +1 more source

Pillbug, Roly-Poly, Woodlouse Armadillidium vulgare (Latreille) (Malacostraca: Isopoda: Armadillidiidae)

open access: yesEDIS, 2015
The roly poly is an isopod, a type of non-insect arthropod also known as a terrestrial crustacean. It is called a roly-poly because it rolls into ball when disturbed.
Julie A. Franklin   +2 more
doaj   +5 more sources

Bio-survey of Plankton as indicators of water quality for recreational activities in Calabar River, Nigeria

open access: yesJournal of Applied Sciences and Environmental Management, 2010
With the increasing recognition of Calabar as a global tourist destination, the suitability of Calabar River for recreational activities by tourists was investigated.
EC Uttah   +6 more
doaj   +1 more source

Essai d’analyse critique des principales hypothèses concernant la phylogenie des Malacostracés (Crustacea, Malacostraca) (2éme partie)

open access: yesTravaux de l'Institut de Speologie Emile Racovitza, 2012
A revised classification of Malacostraca based on a phylogenetic analysis is presented. For this purpose 68 morphological characters were cladistically treated using the parsimony programme Paup 4.10.
IONEL TABACARU, DAN L. DANIELOPOL
doaj  

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