Taxa Count: 36
CUCULLAEIDAE
Family Not Defined
Cucullaea gigantea
Cucullaea rockymontana
Cucullaea nebrascensis
Cucullaea (Idonearca) cordata
Cucullaea shumardi
Cucullaea texticostata
Cucullaea terminalis var. recedens
Cucullaea kaufmanensis
Cucullaea (Idonearca) shumardi
Cucullaea increbescens
Cucullaea raea
Cucullaea solenensis
Cucullaea elongata
Cucullaea (Idonearca) nebrascensis
Cucullaea donaldi
Cucullaea mathewsonii
Cucullaea (Idonearca) hartii
Cucullaea carolinensis
Cucullaea transversa
Cucullaea macrodonta
Cucullaea subcentralis
Cucullaea vulgaris
Cucullaea haguei
Cucullaea gabrielis
Cucullaea wadei
Cucullaea castilloi
Cucullaea minor
Cucullaea (Trigonarca) obliqua
Cucullaea terminalis
Cucullaea (Trigonarca) catorcensis
Cucullaea abbreviata
Cucullaea macrodonta texana
Cucullaea reesideana
Cucullaea antrosa
Cucullaea andersoni