COLD-BLOODED VERTEBRATES 



1077 



deU'ovario dei Selaci con speciale liguardo 

 sopra ad alcune particolarite di struttura ris- 

 contiati nell'ovario di Myliobatis bovina 

 Geoff. St. HiL Ric. Lab. Anat. norm. Univ. 

 Roma, 5, 22L (Cited by Matthews and Mar- 

 shall, 1956.) 



GiACOMiNi, E. 18!)6h. Sui corpi hitei vcri dcgli 

 Anfibi con una hrtnc apiMiKhcc sui corpi hitei 

 veri degli UcceUi "Oalhis doniesticus." Moni- 

 tore zool. ital. 7, 214-230, 249-266. 



GiBBS, E. D. 1956. A bisexual steelhead. CaU- 

 fornia Fish & Game, 42, 229-231. 



GiERSBERG, H. 1922. Unter.suchungen iiber Phys- 

 iologic und Histologic dcs Eileiters der Rep- 

 tilien und Vogel ; ncbst einem Beitrag zur 

 Fasergenese. Ztschr. wiss. Zool., 120, 1-97. 



Gilbert, P. W. 1943. The morphology of the 

 male urogenital system of the frilled shark, 

 ('lil(uiu/(lot<(Ifichiif< loiguineus. J. Morphol., 73, 

 507-528. 



Glaser, E., and Haempel, 0. 1932. Der Nach- 

 weis des mJinnlichen Sexualhormons mit dem 

 Fischtest. Deutsche med. Wchnschr.. 58, 1247- 

 1248. 



Glaser, E., and Ranftl, F. 1938. Die Bitter- 

 lingsteste auf mannliche und weibliche Sex- 

 ualhormone. Klin. Wchnschr., 17, 1120-1124. 



Gloyd, H. K. 1928. The amphibians and rep- 

 tiles of Franklin County, Kansas. Tr. Kansas 

 Acad. Sc. 31, 115-141. (Cited by Fox, 1956.) 



Gloyd, H. K. 1933. Studies on the breeding 

 habits and young of the copperhead, Agkistro- 

 don mokasen Beauvois. Papers Michigan Acad. 

 Sc, Arts and Letters. 19, 587-604. (Cited by 

 Fox, 1956.) 



GoKHALE, S. V. 1957. Seasonal histologic changes 

 in the gonads of the whiting (Gadus mer- 

 langus L.) and the Norway pout [G. esmarkii 

 Nilsson). Indian J. Fish, 4, 92-112. 



Gomez Larraneta, M. 1953. Observaciones sobre 

 la sexualidad de Pagellus erythrinuf: L. Publ. 

 Inst. Biol. Aplicada, 13, 83-101. 



( ;()RB^L^N, A. 1939. Action of mammalian sex 

 hormones in the lizard, Sceloporus occidentalis. 

 Proc. Soc. Exper. Biol. & Med., 42, 811-813. 



Graber, R. 1940. Beobachtungen an Oplds (syn. 

 Xenodon) merrcmi und O. sevenis. Wchnschr. 

 Aquar.- und Terrark., 37, 291-292. (Cited by 

 Fox. 1956.) 



Grant, R. 1937. Effect of estrone on the ovi- 

 ducts of 7'r//(/r//.x I'iridescens. Anat. Rec, 

 Suiipl., 67, 20. 



Grassi, B. 1911. Richerche sulle Anguille ar- 

 gentina allevate forzatamente in vasche 

 d'acqua dolce. Atti acad. Lincu rend., 5, 21, 

 675-677. (Cited by Chidester, 1917.) 



Grassi, B. 1919. Nuove richerciie sulla storia 

 naturale dell'Anguilla. R. Com. Talass. ital., 

 Mem., 67, 1. (Cited by Hann, 1927.) 



Greenberg, B. 1942. Some effects of testosterone 

 on the sexual pigmentation and other sex 

 characters of the cricket frog (Acris gryllun). J. 

 Exper. Zool., 91, 435-451. 



Grimpe, G. 1922-1925. Uber eine mcrkwiirdige 

 Zwittergonade des Herings (Clupcn harcngits 



L.). Sitzungsb. naturforscli. Gesells. Leipzig., 

 49-52, 60-70. 



Grobstein, C. 1940. Effect of testosterone pro- 

 pionate on regenerating anal fin of adult 

 Platijpoecilm niaculatus females. Proc. Soc. 

 Exper. Biol. & Med.. 45, 484-486. 



CIhobstein, C. 1942a. Effect of various androgens 

 on r(-generating anal fin of adult Platypoecilus 

 Niaculatus females. Proc. Soc. Exper. Biol. & 

 Med. 49, 477-478. 



Grobstein, C. 1942b. Endocrine and develop- 

 mental studies of gonopod differentiation in 

 certain poeciliid fishes. II. Effect of testos- 

 terone propionate on the normal and regener- 

 ating anal fin of adult Platypoecilus maculatus 

 females. J. Exper. Zool., 89, 305-328. 



Grobstein, C. 1947. The role of androgen in de- 

 clining regenerative capacity during morpho- 

 genesis of the Platypoecilus maculatus gono- 

 podium. J. Exper. Zool., 106, 313-344. 



Haines, T. P. 1940. Delayed fertilization in 

 Leptodeira annulata polysticta. Copeia, 116- 

 118. 



Hamlett. G. W. D. 1952. Notes on breeding and 

 reproduction in the lizard Anolis carnlineusis. 

 Copeia, 183-185. 



H.'kMON, M. 1945. Eft'ets morphologiciues du pro- 

 pionate de testosterone sur la femelle de Gam- 

 busia holbrooki Gir. Compt. rend. Soc. biol., 

 139, 110-111. 



Hann, H. W. 1927. The history of the germ 

 cells of Cottus bairdii Girard. J. Morphol., 43, 

 427-497. 



Hansen. I. B. 1939. Castration of the box turtle. 

 Tcrrapeiie cai-olininsis. Bull. Ml. I)cs(-rt Island 

 Biol. Lab., 24-25. 



Hansen, I. B. 1943. Ilermapluotlitism in a tiu- 

 tle of the genus Pseudemys. Copeia, 7-9. 



Hansen. I. B., and Riley, A. S. 1941. Seasonal 

 changes in the o\ iduct of the turtle. Terra pens 

 Carolina. Anat. n<r.. suppl., 81, 116. 



H.ARMS, J. W. 1926a. Krn'prr und Krimzrllcn, 

 Vol. I, pp. 130-138. JiciHn: Spiinti(T-\'crlag. 



Harms, J. W. 1926b. BoobachlunK.'ii iibcr ( Icsch- 

 lechtsumwandlungen reifer Tiere und deren 

 Fi Generation. Zool. Anz.. 67, 67-79. 



H.ARMS, J. W. 1950. Zur Geschlechtsbestinunimg 

 mit Testosteron bei Erdkroten. Ztschr. Natur- 

 forsch., 5b, 173. 



Harrington. R. W., Jr., .and Haegbr, J. S. 1958. 

 Prolonged natural deferment of hatching in 

 killifish. Science, 128, 1511. 



Harrison, L.. and \\i.i;ki;s. H. C. 1925. On the 

 occurrence of jjlacentation in the scincid lizard 

 Lygosoma entrecasteauxi. Proc. Linnean Soc. 

 New South Wales., 50, 470-486. 



Harrison Matthews. L. 1950. Reproduction in 

 the basking shark, Cctorhinus 7naxi}>ius (Gun- 

 ner). Philos. Tr. Roy. Soc, ser. B, 234, 247- 

 316. 



H.\RRisoN M.atthews, L. 1955. The evolution of 

 vi\ii>arity in vertebrates. In Comparative 

 I'hi/sioliigy of Reproduction and the Effects of 

 Sex Hdnnorics in Vertebrates, I. Chester Jones 



