The new species Amithao miradorensis Gasca-Álvarez and Deloya, is described from southern Mexico and compared to related species. Color photographs of habitus and male genitalia of the new species and related species are provided and compared. An updated taxonomic key to species in the genus in both English and Spanish is provided. Diversity and distribution of Mexican Amithao species are discussed.
Key words
Flower chafers; morphology; scarab beetles; sympatry; taxonomy
| Amithao miradorensis | Amithao pyrrhonotus | |
|---|---|---|
| Venter | Reddish Brown | Black |
| Surface of elytra | Strongly punctate, punctures large and dense | Weakly punctate, punctures small and sparse |
| Cretaceous mark on elytra | Present | Absent |
| Elytral costae | Distinct | Nearly obsolete |
| Protibia in males | Tridentate | Bidentate |
| Parameres | Straight at middle | Lobed at middle |
| STATE | A. cavifrons | A. erythropus | A. haematopus | A. marginicollis | A. pyrrhonotus | A. miradorensis | TOTAL |
|---|---|---|---|---|---|---|---|
| Campeche | X | X | 2 | ||||
| Chiapas | X | X | X | X | X | 5 | |
| Colima | X | 1 | |||||
| Durango | X | 1 | |||||
| Guerrero | X | 1 | |||||
| Hidalgo | X | X | 2 | ||||
| Jalisco | X | X | 2 | ||||
| Mexico State | X | X | X | 3 | |||
| Michoacán | X | 1 | |||||
| Oaxaca | X | X | X | X | X | 5 | |
| Puebla | X | X | 2 | ||||
| QR | X | 1 | |||||
| SLP | X | X | 2 | ||||
| Tabasco | X | 1 | |||||
| Veracruz | X | X | X | X | X | 5 | |
| Yucatán | X | X | X | 3 |
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