312 



U.S. NATIONAL MUSEUM BULLETIN 2 82 



Gronias nigrolabris, 17 

 gyrinus, Noturus, 1, 2, 5, 6, 11, 23, 

 25, 27, 28, 31, 32, 33, 34, 35, 

 51 (map), 55, 56, 58, 60, 62, 66, 

 68, 72, 74, 75, 79, 81, 83, 87, 

 93, 95, 99, 105, 109, 112, 121, 

 125, 126, 127, 128, 166, 168. 

 180, 188, 193, 201, 210, 211, 

 212, 213, 217, 218, 220 

 Noturus X Noturus miurus, 81, 210, 



214, 216 

 Schilbeodes, 22, 33, 35, 53, 76, 



87, 117 

 Silurus, 20, 23, 33, 35, 46, 52, 53 

 gyrinus gyrinus, Schilbeodes, 41 

 gyrinus sialis, Schilbeodes, 41 

 hamiltoni, Thoburnia, 87 

 hildebrandi, Noturus, 105, 128, 130, 

 131, 134 (fig.), 143, 146, 162, 201 

 Schilbeodes, 136 

 hildebrandi group, 128; 131, 139 (map), 



141, 143, 152, 154, 162 

 hildebrandi hildebrandi, Noturus, 135, 

 136, 139 (map), 140 141, 150 

 Noturus X Noturus hildebrandi 

 laulus, 135, 139 (map) 

 hildebrandi lautus, Noturus, 3, 105, 

 128, 135, 136, 138, 139 (map), 

 146, 162, 180, 219 

 Ictaluridae, 1, 9, 209, 210, 216, 217, 



220 (fig.) 

 Ictalurus, 1, 2, 5, 6, 10, 11, 12, 13, 14, 15, 

 16, 17, 18, 20, 21, 26, 52, 209, 

 210, 217, 218, 219, 220 

 balsanus, 15, 16, 17, 109, 219 

 catus, 219 



furcatus, 16, 17, 209, 218, 219 

 melas, 41, 217 

 nebulosus, 17 



punctatus, 16, 17, 191, 209, 210, 

 217,218,219 

 Ictalurus group, 1, 14, 16-17, 18, 217 

 inscriptum, Etheostoma, 68 

 insignarius, Pimelodon, 20, 33, 87, 91, 94 

 insigne, Pimelodus, 67, 83, 91, 93, 94, 95 

 insignis, Noturus, 1, 2, 20, 22, 23, 24, 

 25, 28, 33, 35, 39, 52, 54, 57, 59, 

 62, 67, 68, 74, 77, 82, 83, 92 

 (map), 99, 104, 107, 108, 109, 

 110, 117, 126, 127, 128, 188, 204, 

 220 

 Pimelodus, 95 

 Rabida, 85 



insignis — continued 



Schilbeodes, 1, 43, .59, 76, 84, 117, 

 125, 215 

 insignis atrorus, Noturus, 87 



Schilbeodes, 87 

 insignis insignis, Noturus, 85 



Schilbeodes, 85 

 Istlarius balsanus, 17 

 lachneri, Noturus, 2, 14, 33, 34, 46, 51 

 (map), 53, 54, 62, 68, 216, 220 

 latifrons, Noturus, 22, 161, 165, 

 lautus, Noturus hildebrandi, 3, 105, 128, 

 135, 136, 138, 139 (map), 146, 

 162, 180, 219 

 Noturus hildebrandi X Noturus 

 hildebrandi hildebrandi, 135-136, 

 139 (map) 

 lemniscatus, Noturus, 85 

 Pimelodus, 85, 91, 94 

 leptacantha, Rabida, 69 

 leptacanthus, Noturus, 2, 6, 32, 33, 34, 

 43, .54, 68, 73 (map), 83, 93, 9.5, 

 99, 108, 110, 183, 220 

 Schilbeodes, 33, 43, 68 

 liacanthus, Noturus, 22 

 livr6e, Pimelode, 20, 83, 85 

 livr^e, Pimelodon, 20, 23, 83, 87, 91 

 luteus, Noturus, 117, 126, 127 

 lutius [sic], Noturus, 113 

 madtom, 24 



marginatus, Noturus, 23, 86, 88, 93, 94, 

 190 

 Schilbeodes, 1, 86 

 marginatus atrorus, Schilbeodes, 87, 88, 94 

 marginatus, marginatus, Schilbeodes, 69, 86 

 melas, Ictalurus, 41, 217 

 miura, Rabida, 160, 193 

 miurus, Noturus, 2, 5, 6, 7 (fig.), 14, 25, 

 29, 30, 30, 32, 54, 68, 83, 93, 99, 

 105, 128, 129, 131, 138, 141, 143, 

 144, 150, 155, 159, 160, 161, 165, 

 166, 168, 172, 173, 180, 183, 184, 

 188, 189 (map), 190, 202, 204, 

 206, 208, 210, 211, 212, 213, 214, 

 215, 216 

 Noturus X Noturus exilis, 165, 214- 



216 

 Noturus X Noturus gyrinus, 81, 



210-214, 216 

 Rabida, 193 



Schilbeodes, 42, 59, 114, 141, 144, 

 150, 160, 168, 173, 184, 191, 

 200, 201, 204, 214 



