PELECYPODA, TETRABRANCHIA. Moll. 99 
Bulbils arteriosus and valves of the aorta ; Grobben, Arb. z. Inst. 
Wien, ix, 16 pp., 1 pi. 
Histology of the blood ; Griesbach, Arch. mikr. Anat. xxxvii, pp. 
22-98, figs. 
Turgescence of various parts ; M^n^gaux, C.R. Ass. Fr. Sci. 1890, ii, 
p. 527. 
Renal function ; Letellier, C.R. Acad. Paris, cxii, p. 56. 
. TETRABRANCHIA. 
OSTRACEA. 
OSTREIDE. 
t Exogyra ptychodes , subplicifera, Upper Jurassic of Mexico, Felix, 
Falmontogr. xxxvii, pp. 176 & 177, figs. ; t E. griepenherli , Cretaceous of 
Upper Bavaria, Boehm, op. cit. xxxviii, p. 90, fig. : n. spp. 
t Gryphma mexicana , n. sp., Upper Jurassic of Mexico, Felix, Palreon- 
togr. xxxvii, p. 1 78, fig. 
f Nayadina gaudryi , n. sp., Cretaceous of Tunis, Peron, Explor. Scient. 
Tunisie, p. 200, fig. 
Ostrea , anatomy of ; M^n^gaux, (279) pp. 104-122, figs. O. cristi- 
galli , nigro-marginata, mordax, cornucopia , glomerata, economically con- 
sidered, with full description and embryology of the last named ; Saville- 
Kent (214a). [See also ante , under “ Economics.”] 
tO. chili, Tertiary, Grand Cauary, Rotiipletz & Simone lli, Z. geol. 
Ges. xlii, p. 699, fig. ; tO. dieneri , directa , Cretaceous, Syria, Blancken- 
horn, (21) pp. 72 & 73, figs. ; tO. oud.rii , gauthieri , vatonnei, papieri , 
heinzi , bleicheri, tissoti , bretoni, n. spp., Cretaceous of Tunis, Peron, 
Explor. Scient. Tunisie, pp. 188-197, figs.; tO. rollandi [n. sp. ?], Creta- 
ceous, Algerian Sahara, Boquano in Rolland, G£ol. du Sahara Algerien, 
&c., p. 48, fig. ; fO. semidentata , subuncinella, Cretaceous of Upper 
Bavaria, Boehm, Palseontogr. xxxviii, pp. 91-93, figs. ; tO. trigonioides , 
tournoneri , asciiformis, bachmanni . argoviana , carry ensis, descar tesi, fonta- 
nesi , bourgneti , serravallensis, spatuliformis , Helvetica, Molasse of Switzer- 
land, Mayer-Eymar, Yiert. Ges. Zurich, xxxvi, pp. 387-392 : n. spp. 
Anomihle. 
Anomia, anatomy of ; Pelseneer, Arch. Biol, xi, pp. 184-187, fig. 
A. boletiformis , French Coasts, Locard, Ann. Soc. L. LyoD, xxxvii, 
p. 360 ; t A. (?) koeneni , Ti^honian of Rodeoviejo, Argentine Republic, 
Beiirendsen, Z. geol. Ges. xliii, p. 417, fig. ; n. spp. 
PECTINACEA. 
Dimyide. 
t Dimya subrotunda , n. sp., Neocomian of Mexico, Felix, Palaeontogr. 
xxxvii, p. 163, fig. 
