Species: longirpa ILYES & ELLIOTT, 1994
Etymology: Latin longiripa, "long shore," for J. D. Longhsore who found
the orignal fossil locality.
Holotype: FMNH-PF 14102
Locality: Sevy Dolomite, near Ely, White Pince County, east-central Nevada.
Horizon:
Biostratigraphy:
Age: Early Devonian.
Material: Dorsal sheild.
Paratypes:
FMNH-PF 14103-14105:
FMNH-PF 14106: Ventral disc.
FMNH-PF 14107, 14144: 2 body scales.