Scientific Name
Myctophum obtusirostre  
Myctophum obtusirostre鈍吻燈籠魚
by: Lab of Fish Ecol. and Evo., BRCAS
Author Tåning, 1928 Depth 0 - 2500M
Chinese 鈍吻燈籠魚 Poisonous Fish No 
Family_Chinese 燈籠魚科 Economic Fish No 
Family F200 Myctophidae Edible Fish No  Chinese In Mainland China 鈍吻燈籠魚 
Max Length 8.5 cm  Aquarium Fish No  Common Name 燈籠魚、七星魚、光魚 
Distribution in World global   Distribution in Taiwan East、South 
Habitats Deep Sea、Coastal  Holotype Locality Western Atlantic [ca. 27 kilometers northwest of Christiansted, Saint Croix, United States Virgin Islands, Caribbean Sea], 17°54'N, 64°54'W, depth about 2500 meters 
Synonyms Myctophum brachygnathum, Myctophum imperceptum, Myctophum obtusirostrum, Myctophum pristilepis, Myctophum pristilepis obtusirostre   
Reference 臺灣魚類誌(沈等, 1993);A review of lanternfishes( Families: Myctophidae and Neoscopelidae) and their distributions around Taiwan and Tungsha Islands with notes on seventeen new records(Wang and Chen, 2001);中國動物誌-燈籠魚目(陳等, 2002)  Tåning, A. V. 1928 沈世傑 編 Shih-Chieh Shen ed. 1993 Wang, J. T.-M. etc. 2001 陳素芝 編著 2002 
Specimen List ASIZP0057139. ASIZP0058968. ASIZP0060226. ASIZP0062392. ASIZP0064298. ASIZP0066706. ASIZP0066707. ASIZP0700147. ASIZP0900322. NMMBP00898. NMMBP02583. NMMBP02831.  
Common Name Lampfish 
Redlist Status NL Not in IUCN Redlist     
Characteristic D. 12-13; A. 18; P. 16-17; AO 7 + 4, total 11; G.R. 6 +1 + 16-19, total 22-25 Mouth oblique; Body slender; maxillary expanded posteriorly. Eyes very large. Upper posterior opercular margin serrate. Origin of dorsal fin over base of ventral fin. Origin of anal fin behind end of base of dorsal fin. Pectral fins extending to about middle of distance between VLO and SAO2. Ventral fins not reaching VO4. Base of adipose fin in advance of end of base of anal fin. Scales cycloid. Dn and Vn small and rounded. Op1 close or at level of ventral margin of orbit; Op2 close behind posterior end of premaxillary. PLO distinctly nearer to base of pectoral fin than to lateral line. PVO1 on or slightly behind PO2; PVO2 at lower end of base of pectoral fin and over, or slightly behind PO3. Five PO, almost evenly spaced; PO5 somewhat displaced dorsolaterally. VLO behind base of ventral fin and midway between if and lateral line; SAO1 in front of VO4; SAO almost on a straight line; SAO2 nearer to SAO1 than to SAO3 which is on or slightly behind vertical through origin of anal fin and immediately below lateral line. AOa almost forming a straight line. Pol on vertical through last AOa, slightly behind vertical through anterior end of base of adipose fin and immediately below lateral line. First AOp slightly behind end of base of anal fin. Prc2 higher than Prc1 but still nearer to bases of ventral procurrent caudal rays than to lateral line; Male bear 4-6 luminous scales in SUGL, and females bear 1-3 luminous scales in INGL.
habitats High-oceanic, mesopelagic. Found between 325-700 m during the day; nyctoepipelagic at the surface and down to 125 m. 
Distribution Tungsha Island, the eastern and southwestern waters off Taiwan. Tropical waters of Pacific, Indian and Atlantic Oceans.