Pisces 306 



200556 Dahlgren, Ulric. 7.35 : 14.82 



li)14|15. The Electric Motor Nerve Centers in the Skates (Rajidae). 

 Science N. S. Vol. 40 p. 862—863. [Cells of same origin as the motor 

 cells of anterior horn. Aberrant nuclear type.] — The Orientation of 

 the Nuclear Contents in the Motor Electric Cells of Torpedos. (Amer. 

 Sec. Zool.) Vol. 41 p. 441. [Relative position of chromatin bodies, 

 plasmosome and para-nucleolus. Effect of electric current and of gra- 

 vity.] 



57 Fuji, K. 7.35 A.<!trape : 11.751 



1914. Researches on the Electric Discharge of the Isolated Electric Or- 

 gan of Astrape (Japanese Electric Ray) by Means of Oscillograph. 

 Joiirn. Coll. Sc. Tokyo Vol. 87 Art. 1, 109 pp., 30 pis., 8 flgg. [Fatigue 

 curve with staircase phenomenon. Speed of proj)agation. All or none 

 theory.] 



58 Martin, H. T. 7.35 CtenOptychius (115) 



1913. Notice of a New Fish from the Permian of Kansas with Descrip- 

 tion. Ctem/ptychius semicirculat is Newberry and Woethen. (Uontrib. zool. 

 Lab. No. 206). Bull. Kans.as Unit. Vol. 15 Science Bull. Vol. 7 p. 183 

 186. 



59 Canavarl, M. 7.35 Ptychodus (ll7) 



1914. Sopra un importante resto di Ptychodus trovato a Gallio (Sette 

 Comuni), nel cretaceo superiorc. (Nota preventiva). Atti Soc. toscana 

 Sc. Mat. Pisa Proc.-Verb. Vol. 23 p. 43-44. 



60 C.imus, Lucieii, et E. Gley. 7.35 Raja : 11.45 



1915. Sur la toxicite du serum de Raie. C. R. Soc. Biol. Paris T. 78 

 p. 203 — 204, [Immunisation contre serum de Torpille inetficace.] 



61 Dahlgren, U. 7.35 Tetronarce : 14.82 



1914. A remarkable polarity in the motor nerve cells of the electric 

 apparatus of Tetronarce occidentalis. C. R. 9nie Congres intern. 2ool. 

 Monaco p. 216. [Giavity explains position of larger of 2 different nu- 

 cleoli found.] 



200562 Aresu, Mario. 7.38 Chimaera : 14.81 



1914. L'lpofisi in Chimaera monstrosa L. Anaf. Anz. Bd. 47 p. 181 — 

 192, 4 figg. [Sacco appiattito sulla cui parete dorsale si attacca poste- 

 riormente lobo cromofobo e sulla ventrale anteriormente lobo cromo- 

 filo.] 



63 Th«uni8ssen, F. 7.4 : 1481 



1914. Over de rangschikking der raotorische cellen in de hersenen van 

 Acipenser ruthenuf en Lepidosteus osseua. Versl. wis- nal. Afd. Akad. Wet. 

 Amsterdam D. 22 p. 963-971, 2 figg. — The Arrangement of the motor 

 roots and nuclei in the brain of Acipenser ruihenus and Lepidosteus osseus. 

 Froc. Sect. Sc. Akad. Wet. Amsterdam Vol. 16 p. 1082—1041, 2 figg. 

 [Close resemblance with each other and with Amia, contrasted with Se- 

 lachian and Teleostean conditions.] 7.44,.47 



64 Woodward^ A. Smith. 7.4 (114) 



1915. Preliminary Report on the Fossil Fishes from Dura Den. Rep. 

 84th 31eet. Brit. A«s. Ady. Sc. p. P22— 123, 1 pi. 



7.43,.4H,.48 



65 D'firasmo, G. 7.4 (117) 



1911. Risultati ottenuti dallo studio di alcuni Actinopterigi del calcare 

 cretacico di Pietraroja, in provincia di Benevento. Atti Soc, ital. Progr. 

 Sc. Riun. 4 p. 71/7—801. 



200566 Smitlu P. E. 7.41 Amia : 14.81 



1914. The development oft the hypophysis of Amia calva. Anat. Record 

 Vol. H p. 499—506, 10 figg. [Caudal growth of basal layer of ectoderm 

 to form hypophjsial rudiment. Contiguity of entoderm.] 



