30 Rept 
IV. llEPTJLIA AND BATltAOHIA. 
[1904s] 
ICHTHYOSAURIA. 
Remarks on the relationships of the genera of Ichthyosaurs, Boulenger, 
P. Z. S. 1904, i, p. 425. 
On Ichthyosaurian remains from the Upper Cretaceous of New South 
Wales, Etheridge, Rec. Austral. Mus. v, p. 313. 
Ichthyosaurus quadriscissus , Quenst. Remarks on the skeleton and 
restoration of the fleshy parts by 0. Jaekel, Zeitschr. Deutsch. geol. 
Ges. lvi, Yerh. p. 26, fig. I. extremus , sp. n., Boulenger, P. Z. S. 
1904, i, p. 424, fig., Lower Lias (?) near Bath. 
Merriamia , n. n. for Leptochirus , J. C. Merriam, preoccupied ; Boulenger, 
t. c. p. 425. 
CHELONIA. 
J. P. Munson, Amer. J. Anat. iii, pp. 311-347, 7 pis., has made researches 
on the oogenesis of Clemmys marmorata. 
Ida H. Hyde, Amer. J. Physiol, xii, pp. 245-249, has made experiments 
on the differences in electrical potential in the developing egg of 
Chrysemys picta. 
G. Loisel, C.R. Ac. Sci. cxxxix, pp. 325 & 326, has ascertained the presence 
of toxic substances in the ovarian eggs of Testudo ibera. 
G. Tornier, SB. Ges. naturf. Berlin 1904, pp. 297-307, remarks on the 
origin and signification of the colour-patterns of Chelonians. 
O. P. Hay, P. Amer. Phil. Soc. xlii, pp. 268-274, discusses the definition 
and nomenclature of the genera of Trionychidce. 
Aspideretes , g. n. for Trionyx gangeticus , Cuv., and allies, Hay, t. c. 
p. 274. A. beecheri, sp. n. (foss.), Hay, Ann. Carnegie Mus. iii, p. 178, 
and Amer. J. Sci. (4) xviii, p. 274, pi. xvi, Laramie Beds, Wyoming. 
Aspidonectes tritor , sp. n. (foss.), O. P. Hay, Science (2) xix, p. 254, Eocene 
of Wyoming. 
Testudo calcarata, Schn. Note on the young by Vaillant, Bull. Mus. 
Paris 1904, p. 186, fig. T. tabulata } Walb., redescribed by Siebenrocii, 
Denk. Ak. Wien lxxvi, p. 6 ; On the S. African species allied to 
T. geometrica , L., id. SB. Ak. Wien cxiii, p. 307 ; T. verreauxi , Smith, 
sniithii ’, Blgr., and fiskii, Blgr., redescribed and figured, id. ibid, 
pp. 313, 318, 322, pis. iii-v. T. tornieri , Siebenr. On an imperfectly 
ossified shell : id. ibid. p. 29, fig. T. boettgeri , sp. n., id. Anz. Ak. 
Wiss. 1904, p. 194, and t. c. p. 310, pis. i & ii, Great Mamaqualand ; 
T. ammon , Andrews (foss.), noticed and figured by Andrews, Geol. 
Mag. (v) i, p. 527, fig., pi. xvii ; T. brontops , Marsh (foss.), described 
and figured by Hay, Amer. J. Sci. (4) xviii, p. 272, figg. ; T. syrmiensis, 
sp. n. (foss.), A. Koch, Ann. Mus. Hungar. ii, p. 21, pis. vii & viii, 
Pliocene of Szerem, Hungary. 
Hadrianus majusculus, sp. n. (foss.), Hay, Amer. J. Sci. (4) xviii, p. 271, 
fig., pi. xv, Eocene, New Mexico. 
Cistudo, Flem. On the characters of the species and varieties inhabiting 
the S. E. United States : C. S. Brimley, J. E. Mitchell Soc. xx, No. 1. 
Emys orbicularis , L. Additional note on two anomalous specimens recorded 
in 1893 : R. Blanchard, Bull. Soc. zool. France xxix, p. 161 ; on its 
attempted re-introduction in Norfolk, F. B. Browne, Tr. Norfolk 
Soc. vii, p. 754; on fossil remains from Belgium, G. Fournier, Bull. 
Soc. geol. Belgique xxxi, p. 77. 
Nicoria punctularia , Daud., redescribed by Siebenrock, Denk. Ak. Wien 
lxxvi, p. 5. 
Orlitia borneensis , Gray ( Brookeia bailey i, Bartl.). On its systematic 
position and synonymy : Siebenrock, Zool. Anz. xxvii, p. 580. 
