6 University of Texas Bulletin 



Engonoceras serpentinum (Cragin) 8-1 



Engonoceras sp 85 



Flickia boesei n. sp 85 



Flickia (?) bosquensis n. sp 87 



Schloenbachia wenoensis n. sp 89 



Schloenbachia wintoni n. sp 90 



Mortoniceras worthense n. sp 91 



Acanthoceras worthense n. sp 93 



ASTEROIDEA , 95 



Pentagonaster texensis Adkins and Winton 95 



Metopaster hortensae Adkins and Winton 97 



Comptonia wintoni n. sp. 97 



Pentaceros americanus n. sp 99 



ECHINOIDEA 101 



Leiocidaris sp 101 



Goniopygus sp 102 



Pedinopsis symmetries (Cragin) 102 



Peltastes sp 102 



Salenia sp 103 



Cyphosoma volanum Cragin 103 



Holectypus limitis Bose 103 



Holaster sp. aff. simplex Shumard 104 



Epiaster wenoensis n. sp 105 



Epiaster aguilerae Bose 109 



Epiaster subobesus n. sp : 110 



Enallaster wenoensis n. sp 112 



Enallaster bravoensis Bose 114 



Enallaster sp. aff. texanus (Roemer) Hi 



Hemiaster calvini Clark ; 114 



Hemiaster riovistae n. sp 115 



PELECYPODA *. H 8 



Nucula nokonis n. sp 118 



Nucula wenoensis n. sp 120 



Area washitaensis n. sp 121 



Gervilliopsis invaginata (White) 122 



Ostrea carinata ? Lamarck 122 



Ostrea sp. aff. diluviana Linnaeus 122 



Ostrea (Alectryonia) quadriplicata Shumard 123 



Exogyra sp. aff. arietina Roemer 123 



Pecten inconspicuus Cragin 123 



Pecten georgetownensis Kniker 125 



Venericardia wenoensis n. sp 125 



Protocardia sp. aff. multistriata (Shumard) 126 



Corbula wenoensis n. sp 127 



Corbula basiniformis n. sp *. 130 



Corbula littoralis n. sp ^33 



Cyprimeria washitaensis n. sp 134 



Remondia ? acuminata (Cragin) 13g 



