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Osstella Hamata N. Gen., N. Sp., Zeldia Serrata N. Sp. and Acrobeles Thornei N. Sp., Three New Nematodes From South Africa (Rhabditida: Cephalobidae)

Osstella Hamata N. Gen., N. Sp., Zeldia Serrata N. Sp. and Acrobeles Thornei N. Sp., Three New... OSSTELLA HAMATA N. GEN., N. SP., ZELDIA SERRATA N. SP. AND ACROBELES THORNEI N. SP., THREE NEW NEMATODES FROM SOUTH AFRICA (RHABDITIDA: CEPHALOBIDAE) BY JUAN HEYNS Plant Protection Research Institute, Pretoria, South Africa Three new nematodes are described. Osstella hamata n. gen., n. sp. is placed in a new subfamily Osstellinae: The stoma projects beyond the level of the lips, which are replaced by hooks. The basal bulb has no valve. In Zeldia serrata n. sp. the labial probolae have minutely serrated edges. Acrobeles thornei n. sp. is distinctive because the cuticle is divided into plates. The three new species described in this paper were collected from cultivated fields in the Transvaal and Orange Free State. Measurements and drawings were made from specimens killed by heat, fixed in F.A.A. and mounted in glycerine. Family Cephalobidae Chitw. and Chitw., 1934 Subfamily Osstellinae n. subfm. Diagno.ri.r: Cephalobidae. Rhabdions fused to form a tube, projecting beyond level of lips. Lips replaced by two subdorsal and two subventral hooks. Esophagus with subcylindrical corpus, isthmus not well demarcated, and basal bulb weakly developed, non-muscular and without valves. Ovary single, prodelphic, reflexed back past vulva, without additional flexures. Spermatheca present near flexure. Male unknown. http://www.deepdyve.com/assets/images/DeepDyve-Logo-lg.png Nematologica Brill

Osstella Hamata N. Gen., N. Sp., Zeldia Serrata N. Sp. and Acrobeles Thornei N. Sp., Three New Nematodes From South Africa (Rhabditida: Cephalobidae)

Heyns, Juan
Nematologica , Volume 8 (4): 6 – Jan 1, 1962
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Publisher
Brill
Copyright
Copyright © Koninklijke Brill NV, Leiden, The Netherlands
ISSN
0028-2596
eISSN
1875-2926
DOI
10.1163/187529262X00107
Publisher site
See Article on Publisher Site

Abstract

OSSTELLA HAMATA N. GEN., N. SP., ZELDIA SERRATA N. SP. AND ACROBELES THORNEI N. SP., THREE NEW NEMATODES FROM SOUTH AFRICA (RHABDITIDA: CEPHALOBIDAE) BY JUAN HEYNS Plant Protection Research Institute, Pretoria, South Africa Three new nematodes are described. Osstella hamata n. gen., n. sp. is placed in a new subfamily Osstellinae: The stoma projects beyond the level of the lips, which are replaced by hooks. The basal bulb has no valve. In Zeldia serrata n. sp. the labial probolae have minutely serrated edges. Acrobeles thornei n. sp. is distinctive because the cuticle is divided into plates. The three new species described in this paper were collected from cultivated fields in the Transvaal and Orange Free State. Measurements and drawings were made from specimens killed by heat, fixed in F.A.A. and mounted in glycerine. Family Cephalobidae Chitw. and Chitw., 1934 Subfamily Osstellinae n. subfm. Diagno.ri.r: Cephalobidae. Rhabdions fused to form a tube, projecting beyond level of lips. Lips replaced by two subdorsal and two subventral hooks. Esophagus with subcylindrical corpus, isthmus not well demarcated, and basal bulb weakly developed, non-muscular and without valves. Ovary single, prodelphic, reflexed back past vulva, without additional flexures. Spermatheca present near flexure. Male unknown.

Journal

Nematologica – Brill

Published: Jan 1, 1962

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