131 



CEPHALOPODA. 



No. 562. Scaphites aequalis, Sow. 



This large specimen of the species is from the 

 Chloritic Chalk (Lower Cretaceous), Rouen, France. 



Price, $0.25. 



No. 563. Scaphites Ivanii, Puzos. 



In this genus, the shell is first discoidal with close 

 whorls, the last chamber detached and recurved. 

 From the Lower Greensand, Barreme, France. 



Price, $0.50. 



No. 564. Scaphites compressus, Roem. 



From the Upper Chalk, Haldem, Westphalia, and now in the private Geo- 

 logical Cabinet of Mr. Ward, Rochester. Price, $0.60. 



No. 565. Toxoceras Moutonianum, D'Orb. 



The shell of this genus was bow-shaped, 

 like an Ammonite uncoiled. This perfect 

 specimen of a large individual is from the 

 Lower Greensand, Escragnolles, France. 



Size, 26 x 7. Price, $2.00. 



No. 566. Toxoceras obliquatum, D'Orb. 



From the same locality as the preceding, and now in the private Geological 

 Cabinet of Mr. Ward, Rochester. Size, 13 x 6. Price, $1.25. 



No. 567. Turrilites COStatUS, Lamarck. 



The eccentric spiral coiling of the shell in this genus is a 

 feature peculiar to it among all the many and varied cephalopod 

 forms, and gives it in external appearance not a little the look of 

 aGasteropod. From the Chalk Marl, Lower Cretaceous, Rouen, 

 France, and now in the Ward Museum in the University of Ro- 

 chester. Size, 6 x 3. Price, $0.80. 



No. 568. Turrilites polyplocus, Ronier. 



This large specimen of the species is from the Chalk, Haldem, Westphalia, 

 and now in the private Geological Cabinet of Mr. Ward, Rochester. 



Size, 12 x 4. Price, $1.25. 



