306 REPORT OF COMMISSIONER OP FISH AND FISHERIES. 



Family LXXXIV. STERNOPTYCHIDiE. 



Genus 290. STERNOPTYX Hermann. 



Sternoptyx Hermaun, Naturforscher, xvi, 8, 1771 (diaphana). 



919. Sternoptyx diaphana Hermann. 



Atlantic; Gulf Stream, from Santa Cruz Island to the Grand Banks. 

 Sternoptyx diaphana Hermann, Naturforscher, xvi, 8, 1771, Jamaica. 



Genus 291. ARGYROPELECUS Cocco. 



Arf/yropelecufi Cocco, Giorn. Sci. Sicil., fasc. 77, 14G, 1829 {hemifiymmis) . 



920. Argyropelecus hemigymnus Cocco. 



Atlantic .and Mediterranean ; Gulf Stream off southern New England. 

 Arqiiropelecus hemigymnus Cocco, Giorn. Sci. Sicil., fasc. 77, 146, 1829, coast of 

 ' Italy. 



921. Argyropelecus olfersi (Cuvier). 



Open Atlantic ; coast of Norway to Brazil and Cape of Good Hope, Grand 



Banks southward in the Gulf Stream. 

 Sternoptyx olfersi Cuvier, Regne Auim., ed. 2, ii, 316, 1829, near Cape of 



Good Hope. 



Family LXXXV. IDIACANTHIDiE. 



Genus 292. IDIACANTHUS Peters. 



Idiacanthus Peters, Monatsber. Akad. Wiss. Berlin 1876, 846 (fasciohi). 



922. Idiacanthus ferox (Giinther). 



North Atlantic. 



liathyophis ferox Giinther, Ann. Mag. Nat. Hist., ii, 1878, 181, North Atlantic. 



923. Idiacanthus antrostomus Gilbert. 



Coast of southern California, in deep water. 



Idiacanihns antrostomus Gilbert, Proc. U. S. Nat. Mus. 1890, 54, off southern 

 California, at Albatross Station 2980, in 603 fathoms. 



Order U. LYOPOMI. 



Family LXXXVI. HAIiOSAURIDiE. 



Genus 293. HALOSAURUS Johnson. 



Ilalosaiirus Johnson, Proc. Zool. Soc. Lond. 1863, 406 (oiveni). 



924. Halosaurus o-weni Johnson. 



Madeira; Gulf Stream, at Albatross Station 2181; Guadeloupe and Santa 



Lucia. 

 Halosaurus oiveni Johnson, Proc. Zool. Soc. Lond. 1863, 406, pi. 36, fig. 2, 



Madeira. 



925. Halosaurus guntheri Goode & Bean. 



Gulf Stream. 



Halosaurus guntheri Goode & Bean, Oceanic Ichthyology, 131, 1896, Gulf 

 Stream, "in latitude 39° 13' N., longitude 12° W., Albatross Station 2722. 



Genus 294. ALDROVANDIA Goode & Bean. 



Aldrovandia Goode & Bean, Oceanic Ichthyology, 132, 1896 {rostratus). 



926. Aldrovandia rostrata (Giinther). 



Mid-Atlantic. 



Halosaurus rostratus Giinther, Ann. Mag. Nat. Hist., ii, 1878, 252, mid- 

 Atlantic. 



927. Aldrovandia macrochir (Giinther). 



Marion Island ; Blake Stations 308 and 325. 



Halosaurus macrochir Giinther, Ann. Mag. Nat. Hist., ii, 1878, 251, between 

 Cape of Good Hope and Kerguelen Island. 



