Fishes of the Western North Atlantic, Edizione 1,Parte 6John Tee-Van Sears Foundation for Marine Research, Yale Univ., 1948 |
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Pagina 36
... gill rakers and grade into them . The gill rakers are dermal bones , produced out into finger - like processes and bearing minute teeth , either over their entire mesial surfaces ( most ) or in distinct clusters ( the longer rakers ...
... gill rakers and grade into them . The gill rakers are dermal bones , produced out into finger - like processes and bearing minute teeth , either over their entire mesial surfaces ( most ) or in distinct clusters ( the longer rakers ...
Pagina 168
... gill filaments on lower part of ceratobranchial , at least slightly exceeding the longest gill rakers . Of the 16-19 gill rakers on the anterior edge of the Ist arch , the longest on the ceratobranchial , but with gradual transition to ...
... gill filaments on lower part of ceratobranchial , at least slightly exceeding the longest gill rakers . Of the 16-19 gill rakers on the anterior edge of the Ist arch , the longest on the ceratobranchial , but with gradual transition to ...
Pagina 467
... gill rakers ( 4 + 12-13 ) , and the gill rakers on the 4th arch reduced to 4 low knobs , each beset with 6-7 spines . Allopatric M. janae , which is smaller ( mature adults 34- 42 mm ) , has more gill rakers ( 4 + 13-15 ) , fewer ...
... gill rakers ( 4 + 12-13 ) , and the gill rakers on the 4th arch reduced to 4 low knobs , each beset with 6-7 spines . Allopatric M. janae , which is smaller ( mature adults 34- 42 mm ) , has more gill rakers ( 4 + 13-15 ) , fewer ...
Sommario
Order Heteromi Notacanthiformes By S B MCDOWELL I | 30 |
Family Notacanthidae | 124 |
Family Lipogenyidae | 208 |
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2nd dorsal adults Aldrovandia anal fin anal rays anus arch barbel base Bean body bone branchial branchiostegal membranes branchiostegal rays Bull caeca canal Caribbean caudal fin Caudal peduncle cavity Coelorhynchus depth descr distr dorsal fin dorsal ray dorsal spine FIGURE fin rays Florida FMNH frontal genus Gilbert and Hubbs Gill rakers gnathoproctal length Gulf of Mexico Günther Halosauropsis halosaurs head length Heteromi Hist hyomandibular Interorbital width Jordan and Evermann lateral line lateral-line scales Lipogenys lower jaw macrourids Madeira margin maxilla maxillary median Melamphaes mouth nostril Notacanthidae Notacanthus oceanogr opercular orbit OREGON St orig palatine pectoral fin pectoral rays pelvic fin pelvic rays Polyacanthonotus pores posterior premaxilla preopercle preopercular Proc pyloric range ridges rissoanus scale rows South spec specimens spinules suborbital supratemporal swim bladder synon teeth tooth patch trawl U.S. nat upper jaw USNM Vaillant ventral vertebrae western North Atlantic Zool