MolluscaBase source details
Doyle P. (1992). The British Toarcian (Lower Jurassic) belemnites, part 2. Monograph of the Paleontographical Society. 145: 50-79.
490580
Doyle P.
1992
The British Toarcian (Lower Jurassic) belemnites, part 2
Monograph of the Paleontographical Society
145: 50-79
Publication
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Brevibelus Doyle, 1992 † (original description)
Simpsonibelus Doyle, 1992 † (original description)
Simpsonibelus expansus (M. Simpson, 1855) † (status source)
Simpsonibelus Doyle, 1992 † (original description)
Simpsonibelus expansus (M. Simpson, 1855) † (status source)
