Synonyms and other taxonomic changes
Diplosis sorghicola Coquillett, 1899
Male: 1.3 mm. Female: 1.6 mm approximately
The adult is orange; newly hatched larva is colorless; it turns bright orange in later instars.
Worldwide. Introduced from Africa in the 1800s. In the US from Virginia to Florida and as far west as Texas.
Sorghum and Johnson grass are the primary hosts. It has been reported from 14 other grasses.
It overwinters as a larva in aborted sorghum seeds. Adults emerge in the spring and are attracted to flowers of the host plant. Larvae feed on spikelets and pupate there.
Considered a pest of sorghum.