Passaliolla Balthasar 1945
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2026
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| author | Gama, Emanuel R. R. Skelley, Paul E. Vaz-De-Mello, Fernando Z. |
| author_facet | Gama, Emanuel R. R. Skelley, Paul E. Vaz-De-Mello, Fernando Z. |
| contents | <p><b>Genus <i>Passaliolla</i> Balthasar, 1945</b></p><p><b>Diagnosis</b></p><p>Length 2.8 <i>–</i> 4.0 mm. Body elongate, parallel-sided, dorso-ventrally flattened, reddish brown. Head variably sculptured, in some species is only punctured, while in others the clypeus may be tuberculated; clypeus sinuate; gena prominent, obtuse; frontoclypeal suture present or not. Pronotum quadrate, with fine and coarse punctures. Elytra elongate; striae deep with coarse and round punctures; interstriae variably punctured. Metatibiae with 2–3 additional apical spines on apical lateral margin. Abdominal ventrites coalescent, sutures visible only laterally, except second ventrite; ventrites somewhat depressed laterally; sixth ventrite foveate laterally.</p><p><b>Remarks</b></p><p><i>Passaliolla</i> has five recognized species and it is recorded from several countries in Central and South America. For more information about the diversity of this genus and keys for all its species see Stebnicka (2000).</p><p><b>Key to species of <i>Passaliolla</i> from Brazil</b> (Portuguese version in Supp. file 1)</p><p>1. Head tuberculate ............................................................................................................................... 2</p><p>– Head not tuberculate ............................................................ <i>P. eugastrica</i> (Harold, 1876) (Fig. 24B)</p><p>2. Tubercles restricted to anterior half of clypeus ...................... <i>P. cancellata</i> (Bates, 1887) (Fig. 24A)</p><p>– Tubercles distributed across clypeal surface, may reach frontoclypeal suture (Fig. 23D) ............... 3</p><p>3. Frontoclypeal suture marked by fine, impunctate and glossy carina (Fig. 23D) ............................ ..................................................................................... <i>P. aspericeps</i> (Harold, 1876) (Fig. 23C–E)</p><p>– Frontoclypeal suture indistinct ................................................. <i>P. corticalis</i> (Bates, 1887) (Fig. 23F)</p> |
| format | Recurso digital |
| id | zenodo_https___doi_org_10_5281_zenodo_19380159 |
| institution | Zenodo |
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| publishDate | 2026 |
| publisher | Zenodo |
| record_format | zenodo |
| spellingShingle | Passaliolla Balthasar 1945 Gama, Emanuel R. R. Skelley, Paul E. Vaz-De-Mello, Fernando Z. Biodiversity Taxonomy Animalia Arthropoda Insecta Coleoptera Scarabaeidae Passaliolla <p><b>Genus <i>Passaliolla</i> Balthasar, 1945</b></p><p><b>Diagnosis</b></p><p>Length 2.8 <i>–</i> 4.0 mm. Body elongate, parallel-sided, dorso-ventrally flattened, reddish brown. Head variably sculptured, in some species is only punctured, while in others the clypeus may be tuberculated; clypeus sinuate; gena prominent, obtuse; frontoclypeal suture present or not. Pronotum quadrate, with fine and coarse punctures. Elytra elongate; striae deep with coarse and round punctures; interstriae variably punctured. Metatibiae with 2–3 additional apical spines on apical lateral margin. Abdominal ventrites coalescent, sutures visible only laterally, except second ventrite; ventrites somewhat depressed laterally; sixth ventrite foveate laterally.</p><p><b>Remarks</b></p><p><i>Passaliolla</i> has five recognized species and it is recorded from several countries in Central and South America. For more information about the diversity of this genus and keys for all its species see Stebnicka (2000).</p><p><b>Key to species of <i>Passaliolla</i> from Brazil</b> (Portuguese version in Supp. file 1)</p><p>1. Head tuberculate ............................................................................................................................... 2</p><p>– Head not tuberculate ............................................................ <i>P. eugastrica</i> (Harold, 1876) (Fig. 24B)</p><p>2. Tubercles restricted to anterior half of clypeus ...................... <i>P. cancellata</i> (Bates, 1887) (Fig. 24A)</p><p>– Tubercles distributed across clypeal surface, may reach frontoclypeal suture (Fig. 23D) ............... 3</p><p>3. Frontoclypeal suture marked by fine, impunctate and glossy carina (Fig. 23D) ............................ ..................................................................................... <i>P. aspericeps</i> (Harold, 1876) (Fig. 23C–E)</p><p>– Frontoclypeal suture indistinct ................................................. <i>P. corticalis</i> (Bates, 1887) (Fig. 23F)</p> |
| title | Passaliolla Balthasar 1945 |
| topic | Biodiversity Taxonomy Animalia Arthropoda Insecta Coleoptera Scarabaeidae Passaliolla |
| url | https://doi.org/10.5281/zenodo.19380159 |