93 Moll. 
S YSTEMATIC. — LaMELLIBRANCHIA. 
2231 
f N. nux sp. n. Germany Lower Cre- f Paraptyx uchtensis sp. n. Domanik 
taceous, Wollemann Berlin Jalirb. des Sudtiman Upper Devonian, 
geol. Landcsanst. 29 II 1908 [^1 909J TCamiatin Mem. com. geolog. 67 pp. 12 
pp. 159-160. & 25. 
f N. Goldfussi Mitr. Bockhi mut. n. 
Ungarn Trias, Frech Ergebn. d wiss. 
Forsch. d. Balatonsees I Bd I Teil 
Palaont. Anil III Bd Budapest 1911 
pp. 14-16. 
fiV. nova sp. n. Antarctic Tertiary, 
Wilckens Schwed. Sudpolar-Exp. 3 
13 p. 5. 
fJV. guadalupac sp. n. Moxico Cre- 
taceous, Bose Mexico Bol. Inst. Geol. 
25 1910 pp. 120-121. 
f Nucvlana lobata, concentrica , curta, 
spp. n., Scotland Silurian, Hind Edin- 
burgh Trans. R. Soc. 47 pp. 519-521. 
f Onlaria tschernyschewi , elcgans, spp. 
n., Domanik des Sudtiman Upper 
Devonian, Zamiatin Mem. com. geolog. 
27 pp. 15 16 26 & 27. 
f Opisthoptera transversa, sp. n. Scot- 
land Silurian, Hind Edinburgh Trans. 
R. Soc. 47 pp. 495-496. 
Oslrea gasar nom. n., Dautzenberg 
J. conchyliol. Paris 59 pp. 52-54. 
fO. sublamellosa sp. n. Roumania 
Jurassic, Simionescu Bucurosci Publ. 
Adamaohi Ac. Romana 25 1910 p. 7. 
t O. Eb. fraasi sp. n. Dcutsch-Ost- 
afrika Cretaceous, Krenkel 'Wien 
Beitr. Pal. Geol. OestUng. 23 1910 
p. 207. 
tO. fimbriata Grat var. crassa , O. 
( Ostreola ) miocucullata var. & sp. n. 
Austria Mioceno, Schaffer Wien Abh. 
Geol. RohsAnst. 22 Heft 1 1910 pp. 17- 
18 20-21. 
f 0. seymouriensis sp. n. Cretaceous 
Antarctica, Wilckens Schwed. Siid- 
polar-Exp. 3 12 p. 19. 
tO. gatunensis sp. n. Panama Oligo- 
cens, Brown & Pilsbry Philadelphia 
Proc. Acad. Nat. Sci. 63 p. 366. 
tO. ( Alcetryonia ) marconi sp. n. 
Mexico Cretaceous, Bose Mexico Bol. 
Inst. Geol. 25 1910 pp. 105-106. 
t Paracyclas minor sp. n. Scotland 
Silurian, Hind Edinburgh Trans. R. 
Soc. 47 pp. 509-510. 
t Pararca tenuilineata sp. n. Scotland 
Silurian, Hind Edinburgh Trans. R. 
Sdc. 47 pp. 515-516. 
\Palceoneiloantiqua,sinuatus, spp. n., 
Scotland Silurian, Hind Edinburgh 
Trans. R. Soc. 47 pp. 526-527. 
•J* Palconeilo sera sp. n. Arkansas 
Carboniferous, Girty New York N.Y. 
Ann. Acad. Sci. 20 p. 227. 
| Panopaea nucleoides sp. n. Antarctic 
Tertiary, Wilckens Schwed. Sudpolar- 
Exp. 3 13 pp. 20-21. 
fP. ? ( Pleuromya ?) clausa sp. n. 
Cretaceous Antarctica, Wilckens 
Schwed. Sudpolar-Exp. 3 12 p. 62^ 
Pecten gibbus, nomenclature of, 
Bavay J. conchyliol. Paris 1911 
pp. 32-33. 
t P. chihuahuensi8 sp. n. Mexico 
Cretaceous, Bose Mexico Bol. Inst. 
Geol. 25 1910 p. 93. 
fP. subdecemcostatus, submiscelhis, 
spp. n., Senon Deutscld., Vogel v. 
Falckenstein Berlin Zs. D. geol. Ges. 
52 pp. 552-553. 
f P. pinnulalus sp. n. Panamacanal 
Upper Tertiary, Toula Wien Jalirb. 
Geol. RchsAnst. 61. 
fP. kotoucensis, polycyclus, spp. n., 
Stramberg Mahren Jurassic, Blaschke 
Wien Ann. Nat. Hist. Hofmus. 25. 
fP. Gsopakensis sp. n. Ungarn Trias, 
Frech Ergobn. d. wiss. Forsch. d. 
Balatonsees I Bd I Toil. Palaont. Anh. 
Ill Bd Budapest 1911 pp. 4-5. 
tP. pseudo -bevdanti Dep. et Rom. var. 
rotundata var. n. Austria Miocene, 
Schaffer Abh. Geol. RchsAnst. 22 
Heft 1 1910 p. 45. 
fP. deformis polaris var. n. Schwarzcs 
Schiefcr von Balanch-ary, Wittenburg 
St. Peterburg Trd. geol. Muz. Ak. 
nauk 4 1910 (1911) pp. 65-67. 
f P. ( Aequipeden ) effossus, P. ( Amus - 
slum) toulae, spp. n., Panama Oligocene, 
Brown & Pilsbry Philadelphia Proc. 
Acad. Nat. Sci. 63 pp. 361-365. 
