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Life history of Aneugmenus merida Smith (Hymenoptera: Tenthredinidae) in the Venezuelan Andes
Avila-Núñez, Jorge L; Daniel Otero, Luis; Silmi, Sobeida.
  • Avila-Núñez, Jorge L; s.af
  • Daniel Otero, Luis; Universidad de Los Andes. Facultad de Ciencias. Depto. Biología.. Lab. Ecología de Insectos. Mérida. VE
  • Silmi, Sobeida; s.af
Neotrop. entomol ; 36(1): 22-27, Jan.-Feb. 2007. ilus
Article in English | LILACS | ID: lil-447089
ABSTRACT
Details of the life cycle of Aneugmenus merida Smith (Hymenoptera Tenthredinidae) reared under laboratory conditions are reported. Females may produce parthenogenetic or non-parthenogenetic eggs. After eclosion, males of A. merida go through five larval instars, pre-pupa, pupa and imago. The complete life cycle lasts approximately 44 days. Larvae feed on bracken [Pteridium caudatum (L.) and Pteridium arachnoideum (Kaulf)] (Dennstaedtiaceae). We also report on morphological observations of the sinus sexualis in males by scanning electron micrographs and give details on mating behavior.
RESUMO
Detalhes do ciclo de vida de Aneugmenus merida Smith criados em laboratório são relatados. As fêmeas produzem ovos partenogenéticos e não partenogenéticos. Após a eclosão, as lagartas dos machos de A. merida passam cinco ínstares, a pré-pupa, pupa e imago. O ciclo de vida dura cerca de 44 dias. As larvas alimentam-se de samambaia [Pteridium caudatum (L.) e Pteridium arachnoideum (Kaulf)] (Dennstaedtiaceae). Neste estudo também são relatadas observações sobre a morfologia do sinus sexualis, mediante imagens obtidas em microscópio eletrônico de varredura, e detalhes dos comportamentos exibidos durante a cópula.
Subject(s)
Full text: Available Index: LILACS (Americas) Main subject: Hymenoptera Limits: Animals Country/Region as subject: South America / Venezuela Language: English Journal: Neotrop. entomol Journal subject: Biology / ZOOLOGIA Year: 2007 Type: Article / Project document Affiliation country: Venezuela Institution/Affiliation country: Universidad de Los Andes/VE

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Full text: Available Index: LILACS (Americas) Main subject: Hymenoptera Limits: Animals Country/Region as subject: South America / Venezuela Language: English Journal: Neotrop. entomol Journal subject: Biology / ZOOLOGIA Year: 2007 Type: Article / Project document Affiliation country: Venezuela Institution/Affiliation country: Universidad de Los Andes/VE