Sphinginae subfamily
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 | Agrius cingulata USGS
This species is enountered in Los Angeles County and in other
southern California counties. |
 | Manduca quinquemaculata USGS, the Five-spotted HawkmothThis large bodied moth flies in tobacco fields and vegetable gardens (potatoes, tomatoes) and wherever host plants are found. |
 | Manduca sexta USGS, the Carolina SphinxThis species is recorded in Los Angeles County. If you grow tomatoes, you have probably encountered it. Larvae get very large and can strip a tomato plant. |
 | Sphinx chersis USGS, the Northern Ash Sphinx or Great Ash SphinxThe upperside of the forewing is soft dark gray to blue-gray with a series of black dashes, one of which reaches the wing tip. |
 | Sphinx perelegans USGS, the Elegant SphinxSphinx perelegans adults fly in montane woodlands and mixed chaparral-type vegetation as a single brood in the north, with adults mainly on the wing in June and July. It flies from dusk until after midnight. |
 | Sphinx sequoiae USGS, the Sequoiae SphinxThis species is reported in Los Angeles County. Adults fly as a single brood in the desert and in pinyon-juniper woodland from May to August. |
 | Sphinx vashti WO Questionable!, the Snowberry Sphinx,
Snowberry Sphinx adults fly as a single brood in montane woodlands and along prairie
streamcourses from April to August, usually further north. |
Smerinthini Tribe:
 | Pachysphinx occidentalis USGS, the Big Poplar SphinxThis one is quite similar to Pachysphinx modesta, with modesta being smaller and darker. Moths should be on the wing from June-August. |
 | Smerinthus cerisyi USGS, the Cerisyi's Sphinx or One-eyed Sphinx,Larvae feed on poplars and willows. Flight would be from late May-July as a single brood. |
Macroglossinae subfamily
Dilophonotini Tribe:
 | Erinnyis crameri, the Cramer's Sphinx, USGS
This species is more likely to occur as an occasional stray rather than as a breeding resident.
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 | Erinnyis ello, the Ello Sphinx, USGSThe abdomen has very distinct gray and black bands. Adults nectar at dusk so you may see them in the garen at that time. |
 | Erinnyis obscura, the Obscure Sphinx, USGSDuring the night adults nectar at flowers, including bouncing bet (Saponaria officinalis) and Asystasia gangetica beginning at dusk. July and August are flight times in the southern states. |
 | Hemaris diffinis WO, the Snowberry Clearwing or Bumblebee Moth,The moth flies along forest edges and in meadows, gardens and brushy fields. Day-flying adults nectar at lantana, dwarf bush honeysuckle, snowberry, orange hawkweed, thistles, lilac, Canada violet, etc. |
Philampelini Tribe:
 | Eumorpha achemon USGS, the Achemon SphinxThis moth is reported for Los Angeles County, and should be fairly common. Fight would be from June to August. Larvae feed on grape foliage. |
Macroglossini Tribe:
 | Arctonotus lucidus USGS, the Pacific Green Sphinx Moth or Bear SphinxThis species is confirmed in Los Angeles
County. |
 | Euproserpinus euterpe, the Euterpe Sphinx, WOEuproserpinus euterpe adults fly in pastures and fallow fields as a single brood from late January-February-April. They nectar at flowers of filaree (Erodium) and Nemophila during the warm parts of the day. This species is listed as "threatened" in its known range. |
 | Euproserpinus phaeton, the Phaeton Primrose Sphinx, USGS
Adults nectar at flowers during the warm parts of the day. |
 | Hyles lineata TM, the White-lined SphinxAdults usually fly at dusk, during the night, at dawn, and during the day. Trish Meyer reports moths nectaring at salvia and ovipositing on Epilobium cana (California fuchsia) and Hooker's Evening Primrose. |
 | Proserpinus clarkiae USGS, Clark's Sphinx,Adults fly in the afternoon from March-April-June in oak woodland and pine-oak woodland in foothills, nectaring from chia, heartleaf milkweed, golden currant, bluedicks, fairyfans, vetches, thistles, hedgenettles, etc. |