A male lecotype and several paralectotypes of Chloroperla lugens Klapálek, 1923 are designated. The species is transferred to genus Isoperla and is the valid name for Isoperla alpicola Brinck, 1949
An annoted check list of type material of Plecoptera deposited in the Museum of Zoology in Lausanne ...
Figs. 23–25. Isoperla smithi, paratype, 3 mi. NE Mathias, 38°55'N, 78°49'W, Hardy Co., West Virginia...
A new species of the genus Isoperla (Plecoptera, Perlodidae), belonging to the oxylepis species-grou...
A male lecotype and several paralectotypes of Chloroperla lugens Klapálek, 1923 are designated. The ...
A lectotype is designated for Chloroperla pusilla Klapálek, 1923, which is transferred to genus Isop...
A lectotype is designated for Chloroperla pusilla Klapálek, 1923, which is transferred to genus Isop...
When the only available syntype of Perla occipitalis , a female from Philadelphia, was designated as...
When the only available syntype of Perla occipitalis , a female from Philadelphia, was designated as...
Figs. 17‐24. Isoperla karuk: 17. Aedeagus, dorsal, 18. Aedeagus, dorsal, close up, 19. Aedeagus, lat...
Larval structures diagnostic of several Plecoptera families, subfamilies or genera are described and...
Larval structures diagnostic of several Plecoptera families, subfamilies or genera are described and...
Figs. 9‐16. Isoperla laucki: 9. Male paraproct, right, 10. Subgenital plate, female, 11. Nymphal rig...
Figs. 25‐32. Isoperla karuk: 25. Aedeagus, spinules, dorsal patch, 26. Dorsal and lateral aedeagus s...
Figs. 9‐16. Isoperla laucki: 9. Male paraproct, right, 10. Subgenital plate, female, 11. Nymphal rig...
Figs. 1‐8. Isoperla laucki: 1. Aedeagus, dorsal, 2. Dorsal spinule patch, aedeagus, close up, 3. Aed...
An annoted check list of type material of Plecoptera deposited in the Museum of Zoology in Lausanne ...
Figs. 23–25. Isoperla smithi, paratype, 3 mi. NE Mathias, 38°55'N, 78°49'W, Hardy Co., West Virginia...
A new species of the genus Isoperla (Plecoptera, Perlodidae), belonging to the oxylepis species-grou...
A male lecotype and several paralectotypes of Chloroperla lugens Klapálek, 1923 are designated. The ...
A lectotype is designated for Chloroperla pusilla Klapálek, 1923, which is transferred to genus Isop...
A lectotype is designated for Chloroperla pusilla Klapálek, 1923, which is transferred to genus Isop...
When the only available syntype of Perla occipitalis , a female from Philadelphia, was designated as...
When the only available syntype of Perla occipitalis , a female from Philadelphia, was designated as...
Figs. 17‐24. Isoperla karuk: 17. Aedeagus, dorsal, 18. Aedeagus, dorsal, close up, 19. Aedeagus, lat...
Larval structures diagnostic of several Plecoptera families, subfamilies or genera are described and...
Larval structures diagnostic of several Plecoptera families, subfamilies or genera are described and...
Figs. 9‐16. Isoperla laucki: 9. Male paraproct, right, 10. Subgenital plate, female, 11. Nymphal rig...
Figs. 25‐32. Isoperla karuk: 25. Aedeagus, spinules, dorsal patch, 26. Dorsal and lateral aedeagus s...
Figs. 9‐16. Isoperla laucki: 9. Male paraproct, right, 10. Subgenital plate, female, 11. Nymphal rig...
Figs. 1‐8. Isoperla laucki: 1. Aedeagus, dorsal, 2. Dorsal spinule patch, aedeagus, close up, 3. Aed...
An annoted check list of type material of Plecoptera deposited in the Museum of Zoology in Lausanne ...
Figs. 23–25. Isoperla smithi, paratype, 3 mi. NE Mathias, 38°55'N, 78°49'W, Hardy Co., West Virginia...
A new species of the genus Isoperla (Plecoptera, Perlodidae), belonging to the oxylepis species-grou...