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Description of Lutziella swatensis sp.n. (Trematoda: Dicrocoelidae) from Rattus rattus in Swat, Pakistan / Descrição de Lutziella swatensis sp.n. (Trematoda: Dicrocoelidae) de Rattus rattus em Swat, Paquistão
Nisa, N UN; Khan, W; Khan, A; Das, S N; Rafiq, N; Anwar, K; Khan, B T; Ullah, I; Khan, M; Alam, A.
  • Nisa, N UN; University of Karachi. Vertebrate Pest Control Institute. Southern Zone-Agricultural Research Centre. Karachi. PK
  • Khan, W; University of Malakand Chakdara Lower Dir. Department of Zoology. Laboratory of Parasitology. Khyber Pakhtunkhwa. PK
  • Khan, A; University of Karachi. Crop Diseases Research Institute. Southern Zone-Agricultural Research Centre. Karachi. PK
  • Das, S N; University of Sindh. Department of Zoology. Hyderabad. PK
  • Rafiq, N; Abdul Wali Khan University. Department of Zoology. Mardan. PK
  • Anwar, K; Veterinary Research and Diseases Investigation Center. Department of Livesstock and Dairy Development. Balogram Swat. Khyber Pakhtunkhwa. PK
  • Khan, B T; University of Buner. Department of Zoology. Buner. PK
  • Ullah, I; University of Agriculture Peshawar. Department of Veterinary and Animals Sciences. Peshawar. PK
  • Khan, M; University of Peshawar. Department of Zoology. Khyber Pakhtunkhwa. PK
  • Alam, A; Hazara University Mansehra. Department of Zoology. Mansehra. PK
Braz. j. biol ; 82: e225092, 2022. graf
Article in English | LILACS, VETINDEX | ID: biblio-1249256
ABSTRACT
A new species of the genus Lutziella (Rohde, 1966) Yamaguti, 1971 is described here and named Lutziella swatensis sp.nov. from the liver of rat (Rattus rattus L.). The new species is characterized by having body flat, smooth, longer than broad with maximum width at the level of the ovary, oral sucker with weak musculature, pharynx small; eosophagus long; caeca of irregular shape which bifurcate on the anterior border of the ovary in to unequal portions, acetabulum weakly muscular, post-testicular, testes lobed, cirrus pouch somewhat median, small in size containing winding seminal vesicle, prostatic complex and short ejaculatory duct. Genital pore median. Ovary post testicular, submedian; seminal receptacle overlapping ovary, laurer's canal present. Vitellaria follicular extending on each side from almost the level of testes to anterior portion of posterior half of the body. Uterus filled with eggs occupying most of the body, eggs oval rather small, numerous, brownish in colour, excretory vesicle tubular with terminal pore. Lutziella swatensis n. sp. is the second species of the genus known from Pakistan as well as the second species described from murid rodents in the world.
RESUMO
Uma nova espécie do gênero Lutziella (Rohde, 1966) Yamaguti, 1971 é descrita aqui e denominada Lutziella swatensis sp.nov. do fígado do rato (Rattus rattus L.). A nova espécie é caracterizada por ter corpo liso, liso, mais longo que largo com largura máxima ao nível do ovário, otário oral com musculatura débil, faringe pequena; eosôfago longo; ceco de forma irregular que se bifurca na borda anterior do ovário em porções desiguais, acetábulo fracamente muscular, pós-testicular, testículos lobados, bolsa cirrus um pouco mediana, pequeno em tamanho contendo vesícula seminal sinuosa, complexo prostático e ducto ejaculatório curto. Mediana dos poros genitais. Ovário pós testicular, submediano; ovário sobreposto do receptáculo seminal, canal de laurer presente. Vitellaria folicular que se estende de cada lado de quase o nível dos testículos para a porção anterior da metade posterior do corpo. Útero cheio de ovos que ocupam a maior parte do corpo, oval ovos bastante pequenos, numerosos, de cor acastanhada, vesícula excretor tubular com poro terminal. Lutziella swatensis n. sp. é a segunda espécie do gênero conhecida do Paquistão, bem como a segunda espécie descrita de roedores do mundo.

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Full text: Available Index: LILACS (Americas) Main subject: Trematoda / Trematode Infections / Gastropoda Limits: Animals Country/Region as subject: Asia Language: English Journal: Braz. j. biol Year: 2022 Type: Article Institution/Affiliation country: Abdul Wali Khan University/PK / Hazara University Mansehra/PK / University of Agriculture Peshawar/PK / University of Buner/PK / University of Karachi/PK / University of Malakand Chakdara Lower Dir/PK / University of Peshawar/PK / University of Sindh/PK / Veterinary Research and Diseases Investigation Center/PK

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Full text: Available Index: LILACS (Americas) Main subject: Trematoda / Trematode Infections / Gastropoda Limits: Animals Country/Region as subject: Asia Language: English Journal: Braz. j. biol Year: 2022 Type: Article Institution/Affiliation country: Abdul Wali Khan University/PK / Hazara University Mansehra/PK / University of Agriculture Peshawar/PK / University of Buner/PK / University of Karachi/PK / University of Malakand Chakdara Lower Dir/PK / University of Peshawar/PK / University of Sindh/PK / Veterinary Research and Diseases Investigation Center/PK