GEOLOGY. 
Moll. 59 
Centrbl. Mineral. 1904, p. 599. — Fauna from near Dierdorf ; Drevermann 
(198). 
Austro-Hungary : — Fauna from Debnik near Krakau, with n. spp. ; 
Gurich (276). 
Moravia : — Fossils from ; Spitzner, Vestnik Klub. Prostejove v, p. 88. 
— Few fossils from Celechovic, with n. spp. ; Smycka, op. cit. vii, p. 65. 
Polaud : — Middle Devonian forms; Sobolew (583). 
Africa : — New species of Mollusca from Bokkeveld Beds, S. Africa ; 
Heed (516). 
America : — New species and genera from Brazil ; Clarke (119). — 
List of fossils from Arizona ; Ransome, Pap. U. S. geol. Survey xxi, p. 37. 
Silurian : — Notes on Cephalopoda ; Blake (56). 
British Isles : — Few Ludlow fossils from Cornwall ; Green, Geol. Mag. i, 
p. 289. 
Bohemia : — Many new genera and species ; Perner (477). 
America : — New species from Brazil ; Clarice (118). — Ordovician fossils 
from Pennsylvania, with n. spp. ; Collie (123). — Two Cephalopods from 
Lower Silurian of Venezuela ; Drevermann, N. Jahrb. Min. 1904, i, 
1?. 91. 
Australasia : — Occurrence of Cyclolituites in New South Wales ; 
Etheridge (212). 
Cambrian : — 
Portugal : — Fauna of Haut-Alcmtejo, with n. spp. ; Delgado (185). 
America : — Canadian species of Trocholites ; Whiteaves (649). 
Australasia : — Modiolopsis knowsleyensis , n. sp., Victoria ; Chapman, 
Rec. Geol. Surv. Victoria i, p. 222. 
III. SYSTEMATIC.! 
MOLLUSCA IN GENERAL. 
Popular introduction to the Mollusca; Baker (24). 
Discussion on two questions of nomenclature ; Burne (94). 
Cause of inverse symmetry ; Conklin (134). 
Evolution of Mollusca; Giard (254). 
Note on some points of nomenclature ; Juices-Browne (344). 
Unknown Mollusc, Lake Baikal; Korotneff (371). 
Artificial parthenogenesis ; Loeb (399). 
Structure of the heart ; Marceau (412, 417). 
Colouring matter in the shell ; Schulz (552). 
1. cephalopoda. 
Locomotion, breathing, cliromotophores ; Frohlich (235). 
Luminous and integumentary organs of certain species ; Hoyle (312). 
Notes on Mediterranean species ; Jatta (330). 
Egg-integument; Schweikart (551). 
Spermatogenesis ; Thesing (611). 
t This sign is prefixed to fossil forms. 
