44 Mr. C. T. Resjaii on the 



to"- 



3. Spinax pusillus. 



Acanthidiujn piisillum, Lowe, Proc. Zool. Soc. 1839, p. 91. 



Spinax pusillus, Giinth. Oat. Fish. viii. p. 425 (1870) ; Vaill. ' Travail- 



leur ' et ' Talisman ' Poiss. p. 72 (1888). 

 Etmopterus jmsillus, Carlos de Bragauca, Res. Inv. ' Amelia,' ii. p. 65, 



pi. ii. tig. 2 (1904). 

 Etmopterus frontimaculatus, Pietsclimann, Anz. Ak. Wieii, 1907, p. 395. 



Hab. MeditenancHii and iR-iglibouring part.s of the At- 

 lantic ; Japan. 



lu the ]5ritish Museum t'ourteen specimens (including two 

 from Misaki, Japan), 190 to 300 ram. in total length, from 

 depths ranguig down to 343 fathoms. 



4. Spinax hillianus. 



Sjnnax hilUayms, Poey, Mem. Cuba, ii. p. 340 (1861). 



Etmopterus pusillus, Gtoode & Bean, Mem. Mus. Comp. Zool. xxii. 



1896, p. 10, pi. ii. tig. 5. 

 Etmopterus spinax, Garm. Mem. Mus. Comp. Zool. xxvi. 1899, p. 27. 



Hah. West Indies (Cuba; St. Christopher, 208 fathoms). 



Goode and Bean's figure shows the pelvic fins nearly equi- 

 distant from the base of the pectoral and the lower caudul 

 lobe ; according to Garnian the dermal denticles are spinate. 



5. Spinax princeps. 



Etmopterus p}rinceps, Coll. Forh. Vid. Selsk. Christiauia, 1904, no. 9, 

 p. 3 ; and Rep. Norweg. Fish. ii. no. 3, p. 29, pi. i. figs. 1, 2 (l9(55). 



Hab. Near the Faroe Islands, in deep water (750 to 1100 

 metres). 



Apparently closely allied to S. granulosus, but the dermal 

 denticles with shorter and stronger spines. 



6. Spinax granulosus. 



Spinax yranulosus, Giinth. ' Challenger ' Deep-sea Fish. p. 19, pi. ii. 



tig. C (1880). 

 Etmopterus villosus, Gilb. Bull. U.S. Fish. Comm. 1903, p. 580, pi. Ixvi. 



(1905). 



Pacific, in deep water ((Jliile, 120 fathoms; Hawaii, 222 

 to 498 fathoms). 



In the Briti.sh Museum the type, a specimen of 255 mm. 



From the description and figure the type of A. villosus 

 appears to differ onl_y in features due to its smaller size 

 (170 mni.j, /. e. head a little longer, interspace between the 

 dor.sal hns a little shorter, &c. {Similar differences may be 

 seen in S. niger. 



