. Bulletin of the British Museum (Natural History), Geology. SYSTEMATICS OF MELICERITITID CYCLOSTOME BRYOZOANS 23. Figs 42, 43 Elea elegantula sp. nov., Lower Cenomanian, Miilheim/Ruhr, Germany 42, VH 10451, inflated frontal wall of gonozooid emerging from an autozooid-like aperture, x 145. 43, VH 10452, gonozooid at the edge of a branch which was apparently aborted after growing the proximal part of the inflated frontal wall; zooids which would have formed the floor of the gonozooid are sealed by exterior walls, x 80. frontal length: mean = 0-41 mm; SD = 0-027 mm; CV = 6-7; range = 0-36-0-45
. Bulletin of the British Museum (Natural History), Geology. SYSTEMATICS OF MELICERITITID CYCLOSTOME BRYOZOANS 23. Figs 42, 43 Elea elegantula sp. nov., Lower Cenomanian, Miilheim/Ruhr, Germany 42, VH 10451, inflated frontal wall of gonozooid emerging from an autozooid-like aperture, x 145. 43, VH 10452, gonozooid at the edge of a branch which was apparently aborted after growing the proximal part of the inflated frontal wall; zooids which would have formed the floor of the gonozooid are sealed by exterior walls, x 80. frontal length: mean = 0-41 mm; SD = 0-027 mm; CV = 6-7; range = 0-36-0-45 mm frontal width: mean = 0-27 mm; SD = 0015 mm; CV = 5-8; range = 0-24-0-29 mm apertural length: mean = 0-21 mm; SD = 0-010 mm; CV = 4-9; range = 0-20-0-23 mm apertural width: mean = 0-20 mm; SD = 0-007 mm; CV = 3-6; range = 0-20-0-21 mm eleozooids (10 zooids from holotype VH 10448) frontal length: frontal width: apertural length: apertural width: mean = 0-66 mm; CV = 7-3; range = mean = 0-36 mm; CV = 5-5; range = mean = 0-40 mm; CV = 10-5; range mean = 0-27 mm; CV = 6-6; range = SD = 0-048 mm; = 0-57-0-75 mm SD = 0-020 mm; = 0-35-0-39 mm SD = 0-042 mm; = 0-33-0-45 mm SD = 0-018 mm; = 0-26-0-30 mm gonozooid (abraded, incomplete zooid from holotype VH 10448) total frontal length: >l-73mm frontal width: ca 1-28 mm Elea hexagona d'Orbigny, 1853 Figs 49-56 1853 Elea hexagona d'Orbigny: 633, pi. 738, figs 1-4. 1889 Elea hexagona d'Orbigny; Pergens: 398. non 1897 b Elea hexagona d'Orbigny; Canu: 753. 1899 Elea hexagona (d'Orbigny); Gregory: 303. 1912 Meliceritites hexagona (d'Orbigny); Levinsen: 43, pi. 5, figs 3-5. Material. Lectotype (herein designated): MNHN d'Orbigny Collection 8192 (Fig. 49), fragment in tube labelled 'Type' by E. Voigt (Voigt photocard 5791), Senonian [Santonian], Vendome, Loir-et-Cher, France. Paralectotype: one of the two other fragments registered with lectotype as MNHN 8192 (the third fragment is IForicula). Other mate- rial: ZMC Levinsen Colin M38 and M
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