^^:p:PEisr3Di::x: 



ADDITIONS AND CORRECTIONS. 



Page 3: lluder Mi/xine australifi. Add to syuoiiyniy: 



Myxine aiistralis, Gi'NTiiElt, Clialk-iigcr Keport, vi, 1880, 23. 



Page 0: For the Key to the Squali, substitute tlie followiug, by Dr. Ciill: 

 KEY TO 11 IE 1)EKP-8EA FAMILIES OF ANARTHROUS SQUALI. 



I. Anal fin lacking; vertebrip toctospontlylic. 



A. No spiuts in front, of dorsal fins SCYMNORnixiD^aE 



B. Each dorsal fin preceded hy a spine SI'InacidjB 



II. Anal fin present; verfcebni' asterospondylic. 



A. Dorsal fins two, without antecedent spines, the first above or behind the ventrals.. .ScYi.uoitmxiD.E 



B. Dorsal fins two, without spines, the first in .advance of venfrals; camlal criisrentic, with a Iceel on 



each side of its stem ; gill openings euorinous CEToituiNlD.E 



Page 7: Sci/nviKx lichia. Viuciguerra obtaiued three examples in the. Gulf of (ieno.a, 

 July 26, 1879, at a depth of about (i(»0 meters (Crociere delle Violaute, 121). 



PageS: Somnioniis mivroveplialm. Accordingto Giinther, Strom aiul Oollett, >Somiiio,^us 

 mieroceplKtlns is fouud oft" the coasts of Norway at depths of 150 to .'500 fathoms. 



Page 9: ramceidroscylUiim orH((^/(/«, Alcock, III. Zool. luvixiinator, Fishes, PI. vui, 

 fig. 2. 



Page 10: Etmoiricrns spiiui.i: Add to synonymy: 



S])tnax aiuineri, Reinhardt, Kon. Dansk. Vid. Selsk. I'orh.. bSLM-27 (1828). p. xvi. 



Aceording to Striim, this form occurs off Norway at depths of from 70 to .".OO fathoms 

 [Kou, Norsk. Vid. Selsk. Skr., 1883, 4.5 1. 



Vinciguerra obtaiued twenty-two specimens in the (hilf of (ienoa, at about 000 meters, 

 July 2(i, 1S79 (Crociere delle Violante, 20). 



Strom reports it from 70 to 300 fathoms in Troudhjems Fiord [Norsk. \id. Selsk. Skrilt., 

 1884, 41.] 



Page 11: After Cenfrosci/IUitm add: 



PARACENTROSCYLLIUM. Alcock. 



Pamemtroscyllium, Alcock, Ann. and Niag. N.at. Hist., 18Si., N„ve,„ber, :i79; liaihybial Fishes of the Bay of 

 Bengal, 1890, 5. 



Two dorsal fins, each witli a strong spine. No anal fui. .Mouth cre.scentic, with a 

 direct oblique groove at each angle. Teeth e.iual in both Jaws, miimtc, simple, monocuspid, 

 straight. No membrananictitans. Gill openings rather wide. Integument smooth.-.l/coc/.-. 



Three specimens of the single species, P. omatum. Alcock, loc. cit, were touud in the 

 Bay of Bengal, "Swatch of No ground," 283 to 40.-. fathoms, by the Inn:, 1 1 gator. 



Pao-e 12- CeHtro2)ho)-us. For Centrophorus ijraHulosns read C. uyatHS (Kaanesqae). 



Bellotti^dcmonstrates that Aeanniias »i/ai»s (Maf), M. & H. is the young of Centroph-rics 



qranulosHs, and states the young and oM are abundant about Nu-e. 



■^ ' 507 



