TABLE OF CONTENTS 



Article 



Austin, George M, Richmond faunal zones in Warren and 



Clinton counties, Ohio. No. 2671, pp. 1-18. May 4, 1927 ^ 22 



Bartsch, Paul. New Urocoptid land shells from Mexico. 



No. 2653, pp. 1-13. November 29, 1926 1 4 



New species: Holospira {Coelostemma) balsasensis, H. (C.) adria, 

 H. (C.) adana, H. (C.) inqualaensis, H. (Bostrichocentrum) 

 eurybia, H. (B.) galathea, H. {Tristemma) melea, H {T. ) hyperia, 

 H. (Holospira) alvarezensis, H. (H.) andromeda, H. (H.) creigh- 

 toni, H. {H.) amalthea, H, (H.) mitraensis, H. {H.) bachia, H. 

 (H.) pedroana, H. (H.) topochicoana. 



New West American marine moUusks. No. 



2660, pp. 1-36. Aprils, 1927 1 11 



New species: Astyris clementensis , Opalia tremperi, Melanella 

 (Melanella) portlandica, Aclis californica, Turbonilla {Ptycheu- 

 limella) magdalinensis, T. {P yrgolampros) stelleri, T. {P.) Ufa, 

 T. (P.) shuyakensis, T. (P.) middendorffi, T. (P.) eyerdami, T. 

 (Mormula) enna, T. (M.) Clementina, Odostomia (Salassia) oenoa, 

 O. {Chrysallida) fia, O. (C.) era, 0. (C.) tremperi, 0. (C.) clement- 

 ensis, 0. (C) chacei, 0. {€.) catalinensis, 0. (Evalea) bachia, 0. 

 (E.) eyerdami, O. (E.) whitei, 0. (E.) strongi, O. (Amaura) washing- 

 tona, Cerithiopsis (Cerithiopsidella) fia, C. (C.) santacruzana, 

 Amphithalamus stephensae, Alvanea sanjuanensis , A. dalli, fRisso- 

 ella californica, Margarites {Ldrulariaf) smithi, Solariorbis arnoldi, 

 Vitrinella (Docomphala) Columbiana, V. smithi. 



Berman, Harry M. {See Foshag, William F.) 20 



Berry, Edward W. A fossil palm fruit from the Middle 

 Eocene of Northwestern Peru. No. 2652, pp. 1-4. October 

 5,1926^ 3 



New species: Astrocaryum olssoni. 



Blake, Doris Holmes. A revision of the beetles of the 

 genus Oedionychis occurring in America north of Mexico. 

 No. 2672, pp. 1-44. April 25, 1927 ' 23 



New species: Oedionychis amplivittata, 0. pervittata, 0. spilonota. 

 New varieties: Oedionychis lugens lamprocyanea, 0. vians badia, 0. 

 petaurista pallida, 0. obsidiana flava. 



CusHMAN, Joseph A. Foraminifera of the genus Ehrenbergina 



and its species. No. 2665, pp. 1-8. February 25, 1927 L_ 16 



New species: Ehrenbergina semmesi, E. pacifica. 



1 Date of publicatiou. 



