Desenvolvimento juvenil de Cyrtograpsus angulatus Dana (Crustacea, Decapoda, Grapsidae) em laboratório.

This papel' describes the first nine juvenile stages of CyrtogropslIs angll/atus Dana, 1851 obtained in laboratory conditions trom three ovigerous females collected at "Molhes da Barra", Rio Grande, Brazil (32°S and 52°W). The main morphological features, lhe secondary sexual characle...

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Bibliographic Details
Authors: Rieger, Paulo Juarez, Beltrão, Roberta
Format: article
Status:Published version
Publication Date:2000
Country:Brasil
Institution:Universidade Federal do Rio Grande (FURG)
Repository:Repositório Institucional da FURG (RI FURG)
Language:Portuguese
OAI Identifier:oai:repositorio.furg.br:1/718
Online Access:http://repositorio.furg.br/handle/1/718
Access Level:Open access
Keyword:Crustacea
Brachyura
Grapsidae
Developmenl
Juvenile
Description
Summary:This papel' describes the first nine juvenile stages of CyrtogropslIs angll/atus Dana, 1851 obtained in laboratory conditions trom three ovigerous females collected at "Molhes da Barra", Rio Grande, Brazil (32°S and 52°W). The main morphological features, lhe secondary sexual characlers and lhe gills ontogeny were observed. Twenty one individuaIs reached until lhe ninthjuveni le stage. Sexual dimorphism can be veritied from lhe fourth juvenile stage and the number of gills are complele ai the second juvenile slage.