52 BULLETIN 92, UNITED STATES NATIONAL MUSEUM. 



Anthaspidella flrma Ulrich and Everett. 



Anthaspidella firma Ulrich and Everett, Geol. Surv. Illinois, 8, 1890, p. 263, pi. 



2, figs. 3, 3a. 

 Black River (Platteville): Near Dixon, Illinois. 



Anthaspidella florifera Ulrich and Everett. 



Anthaspidella florifera Ulrich and Everett, Geol. SiU'V. Illinois, 8, 1890, p. 259, 



pi. 1, fig. 2; pi. 4, fig. 2. 

 Black River (Platteville) : Near Dixon, Illinois. 



Anthaspidella grandis Ulrich and Everett. 



Anthaspidella grandis Ulrich and Everett, Geol. Surv. Illinois, 8, 1890, p. 262, 



pl.2, figs. 2, 2a. 

 Black River (Platteville): Near Dixon, Illinois. 



Anthaspidella? magniflca Ulrich and Everett. 



Anthaspidella? magnifica Ulrich and Everett, Geol. Surv. Illinois, 8, 1890, p. 265, 



pi. 8, figs. 2, 2a-c. 

 Black River (Platteville): Near Dixon, Illinois. 



Anthaspidella mammixlata Ulrich and Everett. 



Anthaspidella mammulata Ulrich and Everett, Geol. Surv. Illinois, 8, 1890, p. 



258, pi. 1, figs. 1, la-d. 

 Black River (Platteville): Near Dixon, Illinois. 



Anthaspidella obliqua Ulrich and Everett. 



Anthaspidella obliqua Ulrich and Everett, Geol. Surv. Illinois, 8, 1890, p. 265, 



pi. 4, figs. 1, la. 

 Black River (Platteville): Near Dixon, Illinois. 



Anthaspidella parvistellata Ulrich and Everett. 



Anthaspidella parvistellata Ulrich and Everett, Geol. Surv. Illinois, 8, 1890, p. 



260, pi. 1, fig. 3. 

 Black River (Platteville): Near Dixon, Illinois. 



Anthaspidella scutula Ulrich and Everett. 



Anthaspidella scutula Ulrich and Everett, Geol. Surv. Illinois, 8, 1890, p. 261, 



pi. 3, fig. 1, la. 

 Black River (Platteville): Near Dixon, Illinois. 



Anthes Goldfuss. See Peltura Milne-Edwards. 



Anthocrinus Miillcr. See Cyathocrinus Miller. 



Anthocystis Haeckel. See Callocystites Hall. 



Anthocystis Halliana Haeckel. See Callocystites jewetti. 



Anthophyllum denticulatus Goldfuss. See Zaphrentis denticulatus. 



Anthophyxlum expansum Owen. See Ptychophylliun expansum. 



Antirhynchonella Quenstedt. See Conchidium Linnaeus. 



APARCHITES Jones. Genotype: A. whitoavesi Jones. 



Aparchites Jones, Ann. Mag. Nat. Hist., 6th ser., 3, 1889, p. 384.— Miller, N. A. 

 Geol. Pal., 1889, p. 529.— Ulrich, Geol. Minnesota, 3, pt. 2, 1894, p. 643; 

 Zittel-Eastman Textb. Pal., 1, 1900, p. 644.— Grabau and Shimer, N. A. 

 Index Fossils, 2, 1910, p. 343.— Bassler, Zittel-Eastman Textb. Pal., 2d. ed., 

 1913, p. 737. 



