BioStor
Helius flavipes (Macquart, 1855)
 | The crane-flies (Tipulidae) of New England; third supplementary list (1930) Occasional Papers of The Boston Society of Natural History 5: 267-278 |
 | Phylogeny of the Tipuloidea based on characters of larvae and pupae (Diptera, Nematocera), with an index to the literature except Tipulidae P Oosterbroek and B Theowald (1991) Tijdschrift Voor Entomologie 134: 211-267 |
 | A new species of Helius crane fly (Diptera: Tipulidae) with reduced antennae, from Aripo Caves, Trinidad N Welch and J K Gelhaus (1994) Entomological News 105: 125-132 |