814 REPORT OF COMMISSIONER OF FISH AND FISHERIES. 



104.— SPINACID.E. 



Squaltjs americanus (Storer) Gill. (d. s.)— Picked clog-fish, dog-fish; 

 bone-dog; skittle-dog; hoe {Great Br itian) . 



Newfoundland to Cape Hatteras. 

 Centroscyllium Fabricii (Eeinh.) Miill. and Henle. 



Greenland. 



105.— SCYMNIDJ3. 



Somniosus microcephalus (Bloch) Gill. (d. <a) s.)-^Sleeper-shark ; 

 nurse (Portland). 



Polar regions to Cape Cod. 



106.— PETROMYZONTIDJ3. 



Petromyzon americanus Lesueur. (d. s.) — Lamprey; lamper-eel. 



Cape Cod to Cape Hatteras. 

 Ammocoetes nig-ricans (Lesueur) Gill. (d. s.) — Black lamprey. 



Cape Cod to Cape Hatteras. 

 Ammocoetes appendix (DeKay) Gill. (d. s.) 



Cape Cod to'Cape Hatteras. 

 Ammocoetes bicolor Lesueur. (d. s.) 



Cape Cod to Cape Hatteras. 



107.— MYXINIDiE. 



Myxine gltjtinosa Linn. (d. ®'s.) — Hag-fish ; sucker ; slime-fish. 

 Polar regions to Cape Cod. 



108.— BRANCHIOSTOMID^. 



Branchiostoma caribjeum Suudevall. (d. s.) — Lancelet. 

 Cape Hatteras to Florida. 



107.— MYXINIDiE. 



Myxine gkltjtinosa Linn. (d. © s.)— Hag-fish ; sucker ; slime-fish. 



Greenland. 

 Myxine ltmosa Girard. (d. s.) — Sucker. 



Nova Scotia to Massachusetts. 



108.— BBANGHIOSTOMID^E. 



Branchiostoma carib^eum Suudevall. (d. s.) — Lancelet. 

 Cape Hatteras to Florida, 



