CL. CEPHALOPODA 
Oed. I.— dibranchiata 
Subord. I. — OCTOPODA 
Fam. ARGONAUTID/E 
Gén. ARGONAUTA Linn., 1736 
■ A 
Marinhos. Concha nula nos machos ; hectocotílio 
o terceiro braço esquerdo 
1. Argonauta hians Solander. 
Argonauta hians Sol. — Henry Adams, F. L. S. and Arthur Adams, M. R. 
C. S., F. L. S., The Genera of Recent Mollusca, 
vol. l.° pag. 25. London (1858). 
— — . — Lovell Augustus Reeve, Conchologia Iconica: or, 
Illustrations ofthe Shells of Molluscus Animais , 
vol. 12.°, est. IV, fig. 4. London (1860). 
— — . — George W. Tryon, Jr. Manual of Conchology; 
Structural and Systematic, S. e l. a , vol. l.°, 
pag. 136, est. XLVI, figs. 100102. Philadelphia 
(1879). 
— — . — Dr. Paul Fischer, Manuel de Conchyliologie et 
de Paléontologie Conchyliologique ou Histoire 
Naturelle des Mollusques Vivants et Fossiles, 
pag. 335, est. II, fig. 1. Paris (1887). 
3 exemplares: China (S. M. D. Pedro Y). 
2. Argonauta Argo Linn. 
Argonauta Argo Linn. — Adams, ob. cit., pag. 24, est. II, fig. 1, b (1858). 
— — . — Dr. J. C. Ghenu, Manuel de Conchyliologie et de 
Paléontologie Conchyliologique, vol. l.°, pag. 17, 
figs. 44, 46. Paris (1859). 
— — . — Reeve, ob. cit., vol. 12.°, est. II, fig. 2 (1860). 
— — . — Tryon, ob. cit., S. e 1 . a , vol. l.°, pag. 138, est. XLYII, 
figs. 111-115; est. XLVIII, figs. 116-119; 
est. XLIX, figs. 120-123 (1879). 
— — . — Fischer, ob. cit., pag. 336, fig. 118 (1887). 
2 exemplares : Marrocos. 
