Cryptantha parvicarpa Thomasson
Kansas Geological Survey Bulletin 218. 1979

Cryp-tán-tha par-vi-cár-pa
parvi, small + carpa, fruit

Holotype: Thomasson SEM No. BP179, 31 July 1974, in Sternberg Memorial Museum (FHSM)
Isotypes: Thomasson No. 9.14, 9.15, in FHSM, ISC.e


Diagnosis--"Nutlets triangular-ovate, acute at the apex; ventral scar of attachment triangular, extending the length of the nutlet; base rounded; nutlet length 1.6-1.9 mm, depth (height) 1.0-1.2 mm; width 1.1-1.5 mm; surface of nutlet tuberculate".
Discussion--"This species of Cryptantha differs from all other species in the small size of the nutlet. The stratum from which the nutlets come lies below the Hamburg local fauna (Zehr, 1974)".

USA: Kansas, Ellis County; Type locality and horizon: in bed 2 at site 9c, in the NW1/4NW1/4 sec. 3, T. 12 S., R. 20 W., Ellis Co., Kansa
Approximate locality: 39.04451, -99.56586


[Click on images below to zoom in.]
Cryptantha parvicarpa
Isotypes: J. R. Thomasson 9.14, 31 July 1974, Site 9c
Courtesy of J. R. Thomasson and the Sternberg Museum of Natural History at Fort Hays State University
for loan of these specimens for photography