Sphinx dollii

Neumoegen, 1881

Doll's Sphinx, Doll's Sphinx Moth

Sphinx dollii is a medium-sized sphinx moth (Sphingidae) native to arid regions of the southwestern United States. have a wingspan of 45–63 mm and are active from June to August. The is , with larvae feeding exclusively on Juniperus species.

Sphinx dollii by (c) Jake Nitta, some rights reserved (CC BY), uploaded by Jake Nitta. Used under a CC-BY license.Sphinx dollii australis, male, underside. United States, Arizona, Santa Cruz, Madera Canyon by The Trustees of the Natural History Museum, London. Used under a CC BY 3.0 license.Sphinx dollii australis, female, underside. United States, Arizona, Apache by The Trustees of the Natural History Museum, London. Used under a CC BY 3.0 license.

Pronunciation

How to pronounce Sphinx dollii: /sfiŋks ˈdɔli.aɪ/

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Identification

Can be distinguished from other Sphinx by its distribution in arid southwestern and period (June–August). attracted to mercury-vapor and ultraviolet lights in oak-juniper woodland.

Images

Appearance

Medium-sized sphinx moth with wingspan 45–63 mm.

Habitat

Arid brushlands and desert foothills; oak-juniper woodland.

Distribution

Nevada, southern California, Utah, Arizona, Colorado, New Mexico, Oklahoma, and Texas.

Seasonality

on wing June to August; one per year.

Diet

Larvae feed on Juniperus , including Juniperus deppeana. diet not documented.

Host Associations

  • Juniperus deppeana - larval plant
  • Juniperus - larval plant-level association

Life Cycle

One per year (). Larval stage feeds on juniper; and details not documented.

Behavior

attracted to artificial lights (mercury-vapor and ultraviolet). activity pattern typical of sphingids.

Ecological Role

Larval herbivore on junipers; likely serves as and prey for .

Human Relevance

Occasionally encountered by entomologists at light stations; no significant economic or agricultural impact documented.

Similar Taxa

  • Sphinx chersisSimilar size and appearance, but occurs in different range and ; S. chersis larvae feed on ash and olive, not juniper
  • Sphinx vashtiAnother juniper-feeding sphinx moth, but with different distribution and period

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Sources and further reading