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Ocorrência de Mirounga leonina Linnaeus (Pinnipedia, Phocidae) no extremo-sul do Brasil: agressão e patologias

Occurrence of Mirüunga leonina Linnaeus (Pinnipedia, Phocidae) from Southernmost Brazil: injury and pathologies

Resumo

A male specimen of Mirounga leonina Linnaeus, 1758 age estimated betvveen 7-8 years old, collected at Santa Vitória do Palmar, Rio Grande do Sul State, soutiiernmost Brazil (32º44'S and 53º22'W) is presented. Ali the skeleton was recovered except the rostral region. It shows an advanced osteomyelitis in the lefl dentary, extending from the synfisis until the middle portion of the body; as well as Scheuermann disease at lumbar vertebrae. Such diseases could explain its presence at that locality, where rt was shot. The bullct was recovered from the rostrum, and might be responsible for death. This is the first vhlually complete skeleton of M. leonina recovered from Brazilian coast.

Pinnipedia; Phocidae; Mirounga leonina; osteomyelitis; Scheuermann disease; injury


Pinnipedia; Phocidae; Mirounga leonina; osteomyelitis; Scheuermann disease; injury

Ocorrência de Mirounga leonina Linnaeus (Pinnipedia, Phocidae) no extremo-sul do Brasil: agressão e patologias

Occurrence of Mirüunga leonina Linnaeus (Pinnipedia, Phocidae) from Southernmost Brazil: injury and pathologies

César Jaeger DrehmerI; Jorge FerigoloII; Eduardo Sérgio BorsatoII

IDepartamento de Zoologia, Instituto de Biologia, Universidade Federal de Pelotas. Campus Universitário, Caixa Postal 354, 96010-900 Pelotas, Rio Grande do Sul, Brasil

IIMuseu de Ciências Naturais, Fundação Zoobotânica do Rio Grande do Sul. Avenida Salvador França 1427, Caixa Postal 1188, 90690-000 Porto Alegre, Rio Grande do Sul, Brasil

ABSTRACT

A male specimen of Mirounga leonina Linnaeus, 1758 age estimated betvveen 7-8 years old, collected at Santa Vitória do Palmar, Rio Grande do Sul State, soutiiernmost Brazil (32º44'S and 53º22'W) is presented. Ali the skeleton was recovered except the rostral region. It shows an advanced osteomyelitis in the lefl dentary, extending from the synfisis until the middle portion of the body; as well as Scheuermann disease at lumbar vertebrae. Such diseases could explain its presence at that locality, where rt was shot. The bullct was recovered from the rostrum, and might be responsible for death. This is the first vhlually complete skeleton of M. leonina recovered from Brazilian coast.

Key words: Pinnipedia, Phocidae, Mirounga leonina, osteomyelitis, Scheuermann disease, injury.

Texto completo disponível apenas em PDF.

Full text available only in PDF format.

Recebido em 12.IX.1997; aceito em 27.XI.1998.

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Datas de Publicação

  • Publicação nesta coleção
    01 Jul 2009
  • Data do Fascículo
    Dez 1998

Histórico

  • Recebido
    12 Set 1997
  • Aceito
    27 Nov 1998
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