Below is a working checklist of Mount Desert Island's fleas. In addition to the entries below, Procter (1946) reported several collections that were identified only to the genus level. Please send corrections and updates to info@vfthomas.com. Photographs are welcome. Thank you.
| Family | Genus | Specific Epithet | authority | common name | Source (full citation given after this table) |
| Dolichopsyllidae | Orchopeas | leucopus | Baker | ? | Bar Harbor: Procter (1946, p. 438.) |
| Dolichopsyllidae | Opisodasys | enoplus [see note 1 below] |
Roths | ? | Bar Harbor: Procter (1946, p. 438.) |
| Dolichopsyllidae | Opisodasys | vesperalis [see note 1 below] |
Jordan | ? | Bar Harbor: Procter (1946, p. 438.) |
| Ischnopsyllidae | Myodopsylla | ensignis [see note 1 below] |
Roths | ? | Bar Harbor: Procter (1946, p. 438.) |
| Pulicidae | Ctenocephalides | canis | Curtis | ? | Bar Harbor: Procter (1946, p. 438.) |
| Pulicidae | Ctenocephalides | felis | Bouché | ? | Bar Harbor: Procter (1946, p. 438.) |