584 REPORT—1863. 
§.1.Cat. no. " 
1596. Venus rigida, Gld. [MS. non Gld., Otia, p. 85,== Tapes, var. Petitii. The 
Japanese shell is Adamsii, Rve., from type]. Hakodadi Bay. Four to 
ten fm. sand. 
The above occur in connexion with local and with diffused tropical species. 
1601. 
1630. 
1632. 
1634. 
1635. 
1637. 
1639. 
1648. 
1651. 
1665. 
1674. 
1700. 
1702. 
1703. 
1704. 
1705. 
1706, 
1708. 
1710. 
Als 
1714. 
1715. 
1716. 
1717. 
1718. 
1719. 
1720, 
1721. 
1722. 
1728. 
1725. 
Euthria ferrea, Rye. Simoda. Among stones and pebbles, 3rd level. [Al- 
most identical with the Cape Horn species, E. plumbea, Phil. ] 
Tritonium L Cis | cassidarieformis, Rye. East Coast of Japan, lat. 
37°, and Hakodadi. Twenty fm., black coarse sand. 
Chiton “largest”? [?Cryptochiton Stellert]. Hakodadi. On large stones 
and under shelving rocks, low-water mark. 
Peeten, like [=] Islandicus. Hakodadi. Ten fm. shell-sand. 
Sanguinolaria Nuttallii, Cony.,=decora, Hds. Hakodadi. ‘“ Possibly= Sole- 
tellina obscurata, Desh.’ Sand, low-water mark. 
Macoma lata, “ Gmel. in Mus. Cum.,= calearea, Chem.,=proxima, Brown,= 
sordida, Couth.,= Suensoni, Morch.” Hakodadi. 4th level, sandy mud. 
Litorina Grenlandica, Chem. Hakodadi. Rocks, Ist level. 
Cardium pseudofossile, Rve.,=blandum, Gld., perhaps= Californiensis, Desh. 
Hakodadi. Twenty fm. sand. 
Terebratula{ Waldheimia| Gray, Desh. Hakodadi. Shelly gravel, 8-15 fm. 
Leda arctica, Brod. [= Y. lanceolata, J. Shy. |. Hakodadi, Sandy mud, 4-12 
fm. Seniavine Str., 10-30 fm. 
Drillia inermis, Hds. Hakodadi. Shelly sand, 4-10 fm. 
Pecten Yessoensis, Jay. [Probably a var. of Amustum caurinum.| Hakodadi. 
Weedy mud, 4 fm. 
Cardium (Serripes) Grenlandicum. Awatska Bay, Kamtschatka. Mud, 
12 fm. Also Avikamcheche Is., Behring Str., and Arctic Ocean. 
Yoldia thracieformis, Storer. Hakodadi. Mud, 12 fm. 
Mytilus edulis. Wakodadi. Also Avikamcheche Is., Behring Str, and 
Arctic Ocean. Low-water mark, and in 3rd and 4th level. 
Cardium Californiense, Desh. Hakodadi. Mud, 12fm. [= no, 1648.] 
Mya truncata. Hakodadi; also Avikamcheche Is. Mud, 6-15 fm. Also 
Arctic Ocean, in mud, 30 fm. 
Buceinum glaciale. Takodadi, and Straits of Seniavine, at Amincheche 
Is., Behring Str. 
Tritonium [ Chrysodomus]| antiquim-+deformis, Rve., and vars. Hakodadi 
and Avikamcheche Is. Gravel, 4 fm. 
Bucecinum tortuosum, Rve.,=scalariforme+vars. Straits of Seniayine. 
Mya ?arenaria. Hakodadi and Avikamcheche Is. 
Bullia Leer ee Midd. Hakodadi. Gravel, 5-6 fm. 
Lanistes levigata, Gray (=discors, Ln., teste Dix. in Mus, Cum.). Mud, 
20 fm. Hakodadi and Arctic Ocean ; common, in nests, 30 fm. ; no. 1739. 
Trichotropis multicaudata [? = Tr. coronata, Otia, p. 121: related to insignis, 
Midd., teste A, Ad.]. Hakodadi. Gravelly mud, 15 fm. 
[Lepeta] ceca, var. concentrica, Midd. Hakodadi and Arctic Ocean. 
Trichotropis bicarinata, Sby. Hakodadi. Not uncommon in laminarian zone. 
Arctic Ocean ; common. 
Macoma proxima, Brown. WHakodadi; mud, 5-25 fm. Awatska Bay. 
Arctie Ocean ; common, no. 1727. 
Macoma edentula, Brod. and Sby. Hakodadi. Avikamcheche Is. 
Crepidula grandis, Midd. Hakodadi, Okhotsk, 15 fm. ; no. 2002. 
Venus fluctuosa, Gld., 1841. P =astartoides, Beck, 1849. Hakodadi and Arctic 
Ocean; not uncommon. Mud, 5-10 fm. 
Cardita (Actinobolus) borealis, Cony. Avikamcheche Is., Behring Straits ; 
mud, 5-30 fm. Awatska Bay; 10 fm. mud. Arctic Ocean; common. 
. Saxicava pholadis, L.,=rugosa+ distorta. Avikamcheche Is., Arctic Ocean. 
Awatska Bay; on shells, &e. Lam. zone; no. 1729. 
. Margarita obscura, Couth. Awatska Bay, Kamtschatka. Mud, 10 fm. 
. Bela turricula., Mont. Awatska Bay ; mud, 6-15 fm. Also Seniavine Str.; 
no. 1782. 
