Xyloryctes
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publication ID |
https://doi.org/10.1649/557 |
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persistent identifier |
https://treatment.plazi.org/id/2A4587E5-FFE6-182F-D641-FE7BFC2AFBE1 |
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treatment provided by |
Tatiana |
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scientific name |
Xyloryctes |
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Key to the Known Third Stage Larvae of Xyloryctes
1 Last antennal segment with 2 dorsal sensory spots. Cranial surface coarsely punctate. Maximum width of head capsule 7.4–8.3 mm. U.S.A. (Arizona, Illinois, Indiana, Kentucky, Massachusetts, Nebraska, New York, North Carolina, Texas, Wisconsin) and México ( Coahuila, Hidalgo, Nuevo León, Puebla, Veracruz) - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - X. jamaicensis (Drury)
1 9 Last antennal segment with 4 or 5 dorsal sensory spots. Cranial surface finely or sparsely punctate. Maximum width of head capsule 8.4–9.5 mm. U.S.A., México and Central America - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 2
2 Acanthoparia formed by 14–15 curved, short, spine-like setae. Chaetoparia with 65–100 setae. Maxilla with 10 stridulatory teeth. Last antennal segment with 4 dorsal sensory spots. Maximum width of head capsule 9.5 mm. U.S.A. (Arizona, Utha, New Mexico, Texas), México ( Chiapas, D.F., Durango, Guerrero, Jalisco, México, Michoacán, Morelos, Nayarit, Oaxaca, Sinaloa) - - - - - - - - X. thestalus Bates
2 9 Acanthoparia formed by 5–7 curved, short, spine-like setae. Chaetoparia with 23– 34 setae. Maxilla with 7–9 teeth. Last antennal segment with 5 dorsal sensory spots. Maximum width of head capsule 8.4–9.3 mm. México and Central America - - - - 3
3 Cranial surface irregulary punctate. Maxilla with 9 stridulatory teeth. Left mandible with stridulatory area elongated, length 3.0 times its width. Maximum width of head capsule 8.4 mm. México ( Hidalgo, Puebla, Oaxaca, Veracruz) - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - X. furcatus Burmeister
3 9 Cranial surface sparsely punctate. Maxilla with 7 stridulatory teeth. Left mandible with stridulatory area ovate, length 2.1 times its width. Maximum width of head capsule 9.3 mm. México ( Chiapas, Oaxaca), Guatemala, El Salvador, Honduras, Nicaragua, Costa Rica, Panamá - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - X. lobicollis Bates
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