Results 51 to 60 of about 1,097 (149)

Phylogeny of freshwater crayfish [PDF]

open access: yes, 1999
The phylogeny of freshwater crayfish, including both fossil and extant taxa, is assessed using morphologic analysis and nucleotide sequencing. Based on external morphologic characters, primarily characters of the carapace and appendages, the crayfish are
Stigall, Alycia L.
core  

Comparative mitogenomics of the Decapoda reveals evolutionary heterogeneity in architecture and composition [PDF]

open access: yes, 2019
The emergence of cost-effective and rapid sequencing approaches has resulted in an exponential rise in the number of mitogenomes on public databases in recent years, providing greater opportunity for undertaking large-scale comparative genomic and ...
Bracken-Grissom, Heather D.   +3 more
core   +1 more source

Training Manual Species Identification [PDF]

open access: yes, 2017
This manual has been prepared as a supplementary reference material for the training programme on “Species Identification” conducted as a part of Component – III of Fisheries Management for Sustainable Livelihood (FIMSUL), Phase II, a project supported
Augustine, Sindhu K   +7 more
core  

Natural History Notes on Select Fauna (Decapoda, Actinopterygii) from Southeastern Oklahoma [PDF]

open access: yes, 2017
Oklahoma is rich in biodiversity, mostly due to the vast differences in the various eco and physiographic regions of the state that support that fauna.
McAllister, Chris T., Robison, Henry W.
core   +1 more source

Taxonomy, Biology and Distribution of Deep Sea Shrimps and Lobsters [PDF]

open access: yes, 2019
Shellfish systematics is the most unique one in Fisheries Science in view of its importance and implications in diversity. The systematic zoology is the science that discovers names, determines relationships, classifies and studies the evolution of ...
Chakraborty, Rekha D
core  

Distributional Survey And Habitat Associations Of Crayfishes In Three River Basins In Kansas [PDF]

open access: yes, 2012
Kansas represents the western most edge of high crayfish diversity in North America. The most recent comprehensive survey of crayfishes in Kansas was conducted over 50 years ago and resulted in a list of seven species.
Pinkall, Ryan Lee
core   +1 more source

The first report on the occurrence of twins in a freshwater crayfish, Pacifastacus leniusculus (Decapoda, Astacoidea).

open access: yesFolia biologica, 2004
Twin stage 1 juveniles from the signal crayfish, Pacifastacus leniusculus, were observed in this study. No such observations have been found in the literature. The twins consist of two stage 1 juveniles that are fused at the head. Each juvenile has a separate abdomen and thorax and has the appropriate number of appendages and a telson, all ...
openaire   +1 more source

Descrição de novas espécies de Parastacus Huxley, 1879 (Crustacea, Decapoda, Parastacidae) para o sul do Brasil [PDF]

open access: yes, 2018
Os lagostins de água doce nativos do Brasil estão incluídos no gênero Parastacus Huxley, 1879. Atualmente existem 11 espécies descritas, estas distribuídas no sul da América do Sul, sendo nove registradas no Brasil (duas endêmicas de Santa Catarina e ...
Huber, Augusto Frederico
core  

Ecological niche relations of indigenous and invasive crayfish (Astacoidea) in Slovenia

open access: yes, 2016
V raziskavi smo primerjali realizirane in temeljne ekološke niše med izbranimi domorodnimi vrstami (koščak - Austropotamobius torrentium (Schrank, 1803), koščenec - Austropotamobius pallipes (Lereboullet, 1858) in jelševec - Astacus astacus (Linnaeus, 1758)) in tujerodnimi vrstami potočnih rakov (signalni rak - Pacifastacus leniusculus (Dana, 1852 ...
openaire   +1 more source

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