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Showing 1 to 2 of 2 for “"Cassidulus mitis"”.
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Estratégia reprodutiva e gametogênese de Cassidulus mitis Krau, 1954 (Echinodermata: Echinoidea)
Cassidulus mitis Krau is an endemic species from Rio de Janeiro, Brazil. To verify its reproductive cycle, samples were taken from October 1998 to April 2000 at Vermelha Beach. Sex ratio of 1 (x2= 1.48; a0.05=3.84; DF= l) was found for C. mitis. Reproduction occurs overall the year. Gonadal index …
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Modelagem matemática do crescimento somático e mortalidade do ouriço-do-mar Cassidulus mitis Krau, 1954 (Echinoidea: Cassidulidae)
The somatic growth of Cassidulus mitis Krau, 1954, a tropical brooding species, from a population located at the Vermelha Beach, Rio de Janeiro, Brazil, was analyzed by observing the monthly size distributions from December 1998 to April 2000, as well as by a mark-recapture experiment. These data …