620 
Ionescu, C. N. Les pores abdomi- 
naux des Acipenserides. Ann. Sci. Univ. 
Jassy, 1905, 3, 167-168. 1905.1 
Iperen, J. van. Waarneming van een 
zeldzamen zeevisch, omtrent den keer- 
kring van den kreeft. Natuurk Verh. 
Holl. Maatsch. Wet. Haarlem, 1867, 2. 
ser. 12, 3. 1867.1 
Irarrazaval, Alfredo. La pesca en 
el Japon. Boletin de Bosques, Pesca 1 
Caza, Santiago, 1912, 1, 385-390. 1912.1 
Irgens, A. Om _ Kilenotfiskeriet. 
Medd. Norsk Jaeger & Fisker-Forening, 
Christiania, 1873, 2. Jahrg., 97-111. 
Also separate; Christiania, 1873. 16 p. 
8°. 1873.1 
Irving, Washington [1783-1859] As- 
toria, or anecdotes of an enterprise be- 
yond the Rocky mountains. 2 vols. 
Philadelphia, 1836. 8°. 1836.1 
The fishes and fisheries, especially salmon, 
are noticed in vol. ii, chaps. 9 4. 
Isaac, —— Pound fishing in Long 
Island sound. Amer. Sportsman, 1874, 
4, 379. 1874.1 
Notes on the Spanish mackerel, weak-fish, 
blue-fish, bonito, black fish, sharks, ete. 
Ishihava, M. Ueber die Flossenbe- 
wegung des Seepferdchens. Arch. Ges. 
Physiol., 1905, 109, 300-306. _ fig. 
1905.1 
Ishikawa, Chiyomatsu. A prelimi- 
nary note on the fishes of lake Biwa. 
Zool. Mag. Tokyo, 1895, 7, 120. figs. 
1895.1 
On the variations of the propor- 
tional lengths of the head, etc., as to the 
total length in our common eel. Annot. 
Zool. Japon., Tokyo, 1898, 2, 125-126. 
1898.1 
Notes on two new species of 
fishes from the lake Biwa. Annot. 
Zool. Japon., Tokyo, 1901, 3, 161—164. 
pl. 1901.1 
Notes on some new or little 
known fishes of Japan. Proc. Nat. Hist. 
Tokyo Mus., 1904,1, 1-17. 7pls. 1904.1 
_ 
Description of a new species of 
squaloid shark (Squalus japonicus) from 
Japan. Proc. Acad. Nat. Sci. Philad., 
1908, 60, 71-73. 1908.1 
Ishikawa, Chiyomatsu, & Matsuura, 
K. Preliminary catalogue of fishes, 
including Dipnoi, Cyclostomi and Cepha- 
lochorda, in the collection of the natural 
AMERICAN MUSEUM OF NATURAL HISTORY 
ION 
history department, Imperial Museum. 
Tokyo, 1897. 64p. 8°. 1897.1 
Issel, Arturo [1842 —] Di un raris- 
simo squalo pescato nel golfo della 
Spezia. Roma, 1876. pl. 1876.1 
Bibliografia scienifica della Lig- 
uria. I. Geologia, paleontologia, minera- 
logia, etc. Genova, 1887. 113 p. 8°. 
1887.1 
Issel, Arturo, & Fauché, La 
pesca nel compartimento di Genova. 
Genova, 1871. 1871.1 
Issel, Raffaele. Studi sulla fauna 
termale euganea (Nota preventiva) Atti 
Soc. Ligust. Sci. Nat. Geogr. Genova, 
1901, 12, 146-150. 1901.1 
Issel, Raffaele, & Giglioli, Enrico 
Hillyer. See Giglioli & Issel. 
Isys, Colswold, pseudonym for Glover 
(Rev.) Richard. 
Ito, Keisuke. The fishery industries 
of the island of Hokkaido, Japan. Bull. 
U.S. Fish Comm. 1886 (1887), 6, 342- 
345. 1887.1 
The fisheries of Japan. Trans. 
Amer. Fisheries Soc. 1887 (1888), 17—23. 
1888.1 
Ivanzov, N. Der Scaphirhynchus. 
Vergleichend-anatomische Beschreibung. 
Bull. Soe. Sci. Moscou, 1887, 1-41. 2 
pls. 1887.1 
Ein Fall von scheinbarem Her- 
maphroditismus bei dem Barsch (Perca 
fluviatilis) Bull. Soe. Sci. Moscou, 
1893, 199-205. pil. 1893.1 
Der mikroskopische Bau_ des 
elektrischen Organs von Torpedo. Bull. 
Soe. Sci. Moscou, 1894, 358-399; 407— 
489. 3 pls. 1894.1 
— Das Schwanzorgan von Raja. 
Bull. Soe. Sci. Moscou, 1895, 53-118. 
3 pls. 1895.1 
Iversen, Thor. Fiskeforsog i Fin- 
marken sommeren 1906 [Fischereiver- 
suche an der Kiiste Finmarkens im Som- 
mer 1906) Aarsb. Norges Fiskerier, 
Bergen, 1907, 309-350. 2 maps. 1907.1 
Undersokelser og Fiskeforsok i 
det nordlige Norge og @Msthavet 1907 
(Untersuchungen und Fischerei-Versuche 
an der Kiiste des nérdlichen Norwegens 
und im Ostmeere 1907) Aarsb. Norges 
Fiskerier, Bergen, 1907, 1-74. 2 maps. 
1907.2 
