Vermes 50 



ponenteu. Im diakiuetitcheu Kern 10 Chrornosonien. lu der friihestea 

 Piophase temporare Farallelkonjugation. Reduktionelie I. Reifeteiiung. 

 II. Teilung ohae Rahestadium, aquatorieil.] 

 970)5 «ij Beaaciianip, P. 51.23 Mouoopliorum (44.79) 



1913. Sur la fauae (Turbellaries eu particulier) des eaux saumaireh du 

 Socoa. II. — Monoophorum graffi n, sp. Bull. Soc. zool. Frauce T. 3S p. 

 159-162, 2 figg. 



06 Coguetti de Martiis, Luigi. 51.23 Pliaeuocora (45.1) 



1914. Fhaenocora jucunda. Nuova specie di Turboliario Rabdoceio; (No- 

 ta preliminare). Boil. Mus. Zool. Auat. comi). Torino Vol. 29 Ko. 085, 

 2 pp. 



07 Bolimig, L. 51.23 Thaeuocora (63.7) 



1914. Beitrage zur Konatuis dur Siisswasserfauna ded Kaplaudes uad 

 einiger Subantarktischar inseln. Fhaenocora foUacea (Derostoma foliaceum) 

 n. sp. ein Strudelwurna aus dem Siisswadser vom Kapland. Ueutdcll. 

 Sudpol.-Exped. Bd. 16 Zool. Bd. 8 p. 87-91, 4 figg. 



08 Ciiild, €. M. 61.23 Plauaria : 11 



1914. Starvation, Rejuvenescence and Acclimation in Flanarta dofotoce- 

 phala. Arch. Entw.-Mecb. Bd. 38 p. 418—446, 3 tigg. [Susceptibility to 

 depressing agents. Metabolism higher in young than in old animals, 

 and in starvation than in abundance. Acclimation allected by nutrition. 

 Starvation reduction essentially a process ol rejuvenescence (motaboiism 

 as in young). Senescence a decrease in rate ot metabolism (decrease in 

 permeability of membranes, increase in density and in proportion of in- 

 active substance). Cyclic character.] 11.044,. 8,. UD 

 97J)9 Child, €. M. 51.23 Plauaria : II 

 1914. Studies on the Dynamics of Morphogenesis and Inheritance in 

 Experimental Reproduction. VII. The Stimulation of Pieces by Section 

 in Flanaria dorotocephala. Jouru. exper. Zool. Vol. 16 p. 413—441, 4 

 iigg. [Section leads to temporary increase in rate of metabolism vary- 

 ing in amount inversely as length of piece and according to body re- 

 gion (increasing posteriorly). The greater the increase in metabolism rate, 

 the less the frequency of head-formation. Increase in rate of metabo- 

 litrni in connection with reconstitution.] 11.04 l,.t)4, 69 



10 Child, C. M. 51.23 Plauaria : 11.044 



1913. Studies on tiie Dynamics of Morphogenesis and Inheritance in 

 Experimental Reproduction. VI. The Nature of the Axial Gradients in 

 Flanaria and their Relation to Antero-Posterior Dominance, Polarity and 

 Symmetry. Arch. Entw.-Mech. Bd. 37 p. lOS— 158, 13 tigg. [Length of 

 lite in KON etc. shows gradient in rate of metabolic reaction along an- 

 teroposterior axis (anterior region highest rate). Differences in reaction 

 to high and to low concentrations. Axial gradients in rate oi reaction 

 constitute basis of polarity and oi symmetry. Region of highest rate 

 dominates at beginning of development. Dominance as basis of inheii- 

 tauce and devolopmont.] 



11 Child, C. M. 51.23 Plauaria : 11.6 



1914. Asexual Breeding and Prevention of Senescence in Flanatia ve- 

 lata. Biol. Bull. Woods Bole Vol. 26 p. 2S(>— 293. [13 asexual genera- 

 tions without senoscence. Inhibition ol senescence by partial starvation. 

 Alternaliou of senescence and rejuvenation in asexual cycio.j 



12 Child, C. M. 51.23 Plauaria : 11.6 



1914. Studies un the dynamics of morphogenesis and inheritance in ex- 

 perimental reproduction. Ylll. Dynamic factors in head-determination 

 iu Flanaria. Jouru. oxper. ZoiJl. Vol. 17 p. 61 — 79, 2 tigg. [Head-de- 

 torminafion begins immediately alter section (stimulation). Dependent 

 upon adequate physiological isolation of cells at anterior end ol sever- 

 ed piece. Influence of length of piece in terms of axial gradiants.] 



11.64,69 

 97013 Mrazek, Al. 61.23 Plauaria: 11.69 



1914. liegouerati )usverduche an der tripharyngealen Flanaria unopluhal- 



