| author | date | title | journal / publication | Packard AS | 1888-1889 | The cave fauna of North America with remarks on the anatomy of the brain and origin of the blind species. | Mem. Nat. Acad. Sci. Washington. 4: 27-28, 82, 86, mit 4 fig. [ 3-156] |
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| Vortex cavicolens Packard, 1883 | w | other research on this sp. | 27, f. 5 |