New species of Tricorythopsis Traver (Ephemeroptera: Leptohyphidae) from northern Brazil

被引:12
作者
Dias, Lucimar G. [1 ]
Salles, F. F. [2 ]
Ferreira, Paulo S. F. [1 ]
机构
[1] Univ Fed Vicosa, Dept Biol Anim, Museu Entomol, Vicosa, MG, Brazil
[2] Univ Fed Espirito Santo, Sao Mateus, Brazil
关键词
Leptohyphidae; new species; northern Brazil; Tricorythopsis;
D O I
10.1080/01650520701553826
中图分类号
Q95 [动物学];
学科分类号
071002 ;
摘要
Two new species of Tricorythopsis Traver (Ephemeroptera: Leptohyphidae) are described based on nymphs from northern Brazil. Tricorythopsis yucupe sp. n. is distinguished by the pronotum with lateral margins expanded; forewing pads elevated just before apex and keel shaped; coxae with projections; femora with short setae; tarsal claws with three to five marginal denticles, and two rows of 1-2 + 1 submarginal denticles; dorsal tubercles present on terga 7-9; colour pattern. Tricorythopsis bahiensis sp. n. is distinguished by the wide femora bordered with long setae; tarsal claws with three or four marginal denticles, and two rows of 5 + 3-4 submarginal denticles; dorsal tubercles absent in abdominal segments; colour pattern.
引用
收藏
页码:237 / 241
页数:5
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