TYPE SPECIMENS OF INVERTEBRATE FOSSILS. 527 



114420. Polynices (Lunatia) internus (Say). Plesiotypes. 



Miocene. Natural Well, Duplin County, North Carolina. 



Dall, Trans. Wagner Free Inst. Sci. Phila., Ill, Pt. II, 1892, p. 372, 

 pi. 20, fig. 7. 



44075. Polypora approximata Ulrich. Cotypes. 



44076. Chester (Miss.). Litchfield and Sloans Valley, Kentucky. 



Ulrich, Geol. Surv. 111., VIII, 1890, p. 599, pi. 61, figs. 5~5a. 



43792. Polypora cestriensis Ulrich. Cotype and figured sections. 

 Chester (Miss.). Sloans Valley, Kentucky. 



Ulrich, Geol. Surv. 111., VIII, 1890, p. 594, pi. 55, figs. 4-4.D; pi. 

 60, figs. 7b, 7c. 



43791. Polypora complanata Ulrich. Figured sections of cotypes. 

 Chester (Miss.). Chester, Illinois. 



Ulrich, Geol. Surv. 111., VIII, 1890, p. 597, pi. 60, figs. 6b, 6c. 



43446. Polypora distincta Ulrich. Holotype. 



Upper Coal Measures. Springfield, Illinois. 



Ulrich, Geol. Surv. 111., VIII, 1890, p. 603, pi. 61, figs. 7~7a. 



43789. Polypora ? gracilis Ulrich. Plesiotype. 



Keokuk (Miss.). Kings Mountain, Kentucky. 



Ulrich, Geol. Surv. 111., VIII, 1890, p. 590, pi. 61, fig. 10a. 



44073. Polypora halliana Prout. Plesiotype and figured sections. 



Keokuk (Miss.). Keokuk, Iowa. 



Ulrich, Geol.' Surv. 111., VIII, 1890, p. 587, pi. 59, figs. 5b, 5c. 



43485. Polypora impressa Ulrich. Holotype. 



Waverly (Miss.). Richfield, Ohio. 



Ulrich, Bull. Denison Univ., IV, 1888, p. 72, pi. 13, figs. S, Sa. 



44074. Polypora incepta Hall ? Figured section of plesiotype. 



Waldron (Sil.). Waldron, Indiana. 



Ulrich, Geol. Surv. 111., VIII, 1890, p. 358, pi. 55, fig. 1. 



44077. Polypora maccoyana Ulrich. Cotypes. 



Keokuk (Miss.). Nauvoo, Illinois. 



Ulrich, Geol. Surv. 111., VIII, 1890, p. 588, pi. 59, figs. 3-3(1. 



43445. Polypora radialis Ulrich. Cotypes. 



Keokuk (Miss.). Keokuk, Iowa. 



Ulrich, Geol. Surv. 111., VIII, 1890, p. 591, pi. 60, figs. i-id. 



43447. Polypora retrorsa Ulrich. Cotype. 



Keokuk (Miss.). Keokuk, Iowa. 



Ulrich, Geol. Surv. 111., VIII, 1890, p. 591, pi. 59, figs. 6-6d. 



43444. Polypora shumardi Prout. Plesiotype and figured sections. 

 Hamilton (Dev.). Utica, Indiana. 



Ulrich, Geoi. Surv. 111., VIII, 1890, p. 586, pi. 55, figs. 2-2d. 



