162 University of Texas Bulletin 



PLATE 7 



Pentaceros, Comptonia, Metopaster, Pentagonaster Plate 7 



Figures 1-3. Pentaceros americanus n. sp Page 99 



Pawpaw formation, clay facies, basal 5 feet, rare. 



Fig. 1. Type individual, aboral side, x 2. Locality: 714, one-fourth mile south 



of the International and Great Northern Railway bridge across Sycamore 



Creek, four and one-half miles southeast of Fort Worth, Texas. The large 



~ plate above and to the left of the center of the disk is the madreporite. Type 



in museum of Texas Christian University, Fort Worth, Texas. 

 Fig. 2. Type individual, oral side, x 2. 

 Fig. 3. Type individual, aboral side, x 1.5. 



Figures 4-5. Comptonia wintoni n. sp Page 97 



Pawpaw formation, clay facies, basal portion, rare. 



Fig. 4. Type individual, aboral side, x 2. Locality: 714, near Fort Worth, Texas. 



Fig. B. Type individual, oral side, x 2. 



Figure 6. Metopaster hortensae Adkins and Winton Page 97 



Pawpaw formation, clay facies, base, rare. 



Type individual, oral side, x 2. Locality: 714, near Vort Worth, Texas. 



Figure 7. Pentagonaster texensis Adkins and Winton Page 95 



Weno formation, limestone facies, upper 10 feet, rare 



Locality: 602, east bank of Sycamore Creek, about four miles Southeast of Fort 



Worth, Texas. Aboral side, x 1.5. Figured individual in museum of Texas 



Christian University, Fort Worth, Texas. 



