100 IV. Pisces für 1903. 
Merlucius Regan (9), — gayi Guich. Defin (3), — merlucius L. Collett (1), — vul- 
garis L. Lawer. 
Merulinus salmonicolor n. sp. Fowler (3). 
Mesonauta festivus Heckel Eigenmann u. Kennedy (2). 
Mesops. Eigenmann u. Kennedy (2). 
Metynnis goeldii Eigenm. Eigenmann (2), — mola n. sp. Eigenmann u. Kennedy (2). 
Micralestes acutidens Peters Boulenger (1, 1%). 
Microcoelia dayi n. sp. Hay (2). 
Micropterus Lydell. 
Microsynodontis n. g. batesii n. sp. Boulenger (3). 
Minous Regan (1). 
Misgurnus polynemus Bleeker Jordan u. Fowler (4), — anguillicaudatus Cantor. 
Jordan u. Fowler (4). 
Mitsukurina owstoni Jordan Dean (4), Jordan u. Fowler (2). 
Mobula japonica Müller u. Henle Jordan u. Fowler (2). 
Moenkhausia n. g. xinguensis Stdr. Eigenmann (2). 
Molidae Regan (2). 
Mollienisia latipinna Schroot. 
Mola 6ill (2). 
Molge cristata Boulenger (16), — marmorata Boulenger (16). 
Molva Regen (9), — dipterygia Penn. Collett (1), — molva L. Coilett (1), — vulgaris 
Flem. Lawer. 
Morone labrax Lawer, Ninni. 
Mormyrops bozai n. sp. Pellgrin (2), — deliciosus Leach. Boulenger (1). 
Mormyrus Boulenger (1, 3, 1%), — kannume Zorsk. Boulenger (1), — macro- 
phthalmus Gthr. Boulenger (1), — ussheri Gthr. Günther. 
Motella cimbria L. Meek (3), — fusca Risso Garstang u. Brown, — mustela L. 
Lawer, Meek (3), — tricirrata L. Lawer. 
Mugilidae Fowler (6). 
Mugil Regan (1), — brasiliensis Spix. Fowler (6), — capito Cuv. Giard (2), Lawer, 
Ninni, — cephalus Linn. Fowier (6), Steindachner (3), — chelo Cuv. Giard (2), 
Lawer, Ninni, — curema Valenc. Fowler (6), — incilis Hancock Fowler (6), 
— keloartii Gthr. Fowler (6), — labeo Cuvier Fowler (6), — namada 
Risso Fowler (6). 
Mullus barbatus L. Blanchard, Giard (2, 3), Meek (3). 
Muraenidae Allis (2, 3), Forel, Regan (4). 
Muraenoidae Boeke (1). 
Muraena Alüs (3), — augusti Kaup. Regan (1,2) — grandimaculis n. sp. Regan (4), 
— helena Linn. Regan (4, 1%), — insularum Regan (4), — porphyrea Guich. 
Gthr. Steindachner (3), — unicolor Delaroche Regan (12). 
Muraenolepis Regan (9). 
Mustelus 6ill (2), Laaser, Parker (2), — laevis Brinkmann, — manazo Bleeker 
Jordan u. Fowler (2), — vulgaris Brinkmann, Steinhard. 
M yctophidae Fowler (%), Hay (1,2). ; 
M yctophum elongatum Costa Collett (1), — glaciale Reinh. Collett (1). 
M ylacrodon n. g. goeldi n. sp. Regan (4). 
