514 ciRRosroMi. 



Hist. ii. 1838, p. 381 ; Sundevall Sf Lovdn, Forhandl. Skand. Naturf. 



2de mode, Kjobenb. 1841, p. 280 ; Rathke, Bemerkwuien Uher dm 



BaudesA. /.,Kouigrsbero:, 1841, 4to ; Goodsir, Trans. B. Soc. Edinh. 



XV. p. 1 ; KdlUker,'in Miill. Arch. 1843, p. 32 (organ of smelling) ; 



Co^ich, Fish. Brit. Isl. iv. p. 415, pi. 248. 

 Amphioxus belcheri, Gray, Proc. Zool. Soc. 1847, p. 35. 

 Branchiostoma belcberi, Grai/, Chondropt.Tp. 150. 



caribreum, Sundev. (Efvers. Vet. Akad. Forhandl. 1853, p. 11. 



elongatum, Sundev. I. c. 1852, p. 147. 



lanceolatum, Gj-ay, Cfiondropt. p. 150 ; Miss. Skand. Faun. Fisk. 



p. 753 ; Max Schdtze, Verhand. ntrh. Vereins preuss. Bheinl. xix. 



Sitzgsber. p. 197, and in Siehold ^ Kolliker's Zeitschr. iv. 1852, p. 416, 



taf. 13. figs. 5 & 6 ; Miiller, Moimtsber. Ak. Wiss. Berl. 1851, p. 474 ; 



Qiiatrefayes, Conipt. Bend. 1845, xxi. p. 519 ; Kroyer, Damn. Fisk. 



iii. p. 1087 ; Marcnsen, Ann. Sc May. Nat. Hist. xiv. 1864, pp. 151, 



319, or in Bev. et Maq. Zool. 1864, xvi. p. 79 ; Steenstrtip, (Efvers. 



Dnnsk. Vid. Selsk. Forhandl. (1863) 1864, p. 238 ; Bert, Compt. 



Rcixd. 1867, Aug. 26, p. 364, or in Ann. ^- May. Nat. Hist. xx. 



p. .^02 ; Kowalevsky, Mem. Ac. Sc. St. Petersh. 1867, xi. no. 4. 



Transparent, slightly iridescent. About 3 inches long. 



a. Adult. Polperro. Presented by J. Couch, Esq. 



h. Numerous examples. Naples. Presented by Prof. Kolliker. 



c. Type of A. helcheri. Borneo. Presented by Vice-Admiral Sir E. 



Belcher, K.C.B. 



d. Many specimens, taken in a dredge, in 10-12 fathoms, in Bass 



Straits. Voyage of the ' Herald.' 

 e-g. Adult. Presented by Vice- Admiral Sir E. Belcher, K.C.B. 

 h. Adult. 



