100 Ech. 
XIV. BCHINODERMA. 
f Gilbertsocrinus, see under Goniasteroidocrinus and Ollacrinus. 
t Gissocrjms, Ang., rediagnosed and discussed, phylogenetic position, 
p. 152 ; G. arthriticus, Ang., non Phil]., referred to G. typus and G. 
campanula , pp. 155 & 160 ; Phill. sp., pp. 168 & 169; G. eleyans , 
Ang., rediagnosed and discussed, p. 159 ; G. incuroatus , Ang. sp., 
ditto, morphological description, p. 168 ; G. goniodactylus, Phill. sp., 
and var., pp. 166 & 167; G. macrodaclylus, Aug., rediagnosed and 
described, p. 165; G. nudus , Ang., a worn G. typus, pp. 153-156; G. 
punctuosus, Ang., referred to G. typus and G. campanula, pp. 153, 
155, 158-161 ; G. sp., Lower Silurian, Gotland, p. 173; G. squami/er, 
Salter MS., Gotland, p. 167; G. tubulatus, Ang., a worn G. typus, 
pp. 153-155; G. umbilicatus , Ang., rediagnosed and described, 
p. 163; Bather (11). 
G. campanula , Upper Silurian, Follingbo, Gotland, morphological descrip : 
tion, p. 160, G. typus , ditto, p. 155, G. verrucosus, Pterygotus Bed, 
Upper Silurian, Wisby, Gotland, with young stages, p. 171, Bather, 
Svenska Ak. Handl. xxv, No. 22, n. spp. 
' fGlyptocrinus , stem, pp. 57, 58, 60 & 62 : tegmen, p. 43 ; Agassiz (2). G. 
baeri, dyeri, and neali, roots ; Dyche (72). 
t Gnorimocrinus \oveni , W. & Sp. ; Bather (11) p. 128. 
f Goniasteroidocrinus lyonanus, Keokuk Group, Indiana, Miller & Gurley, 
Bull. 111. Mus. iii, p, 55, n. sp. 
4 t Gothocrinus , n. g., with type G. gracilis, n. sp., Lower Silurian, Wamling- 
bo, Gotland ; Bather, Svenska Ak. Handl. xxv, No. 2, p. 114. 
iGraphiocrinus tortuosus, Hall, now first figured; Whitfield (271) p. 32. 
t Halysiocrinus , n. g. (ex Ulrich), type Calceocrinus ventricosus, morphology 
and evolution, pp. 21, 61, 65, 72, 74, & 75; E. bradleyi, M. & W. sp., 
E. per plexus, Shum. sp., H. robustus, Worthen sp., H. tunicatus, 
Hall sp., p. 07 ; E. ventricosus , Hall sp., morphology, systematic 
position, supplementary plates, pp. 62-66 & 70; Bather (11). 
t Eaplocrinus, morphology ; op. cit. pp. 20, 25, & 60. 
\Herpetocrinu8, rediagnosed, name discussed, detailed morphological posi- 
tion, evolution, and systematic position, pp. 21 & 36-46 ; E. 
brachiatus, Hall sp., rediagnosed, p. 46 ; E. bridgeportensis, Miller 
sp., pp. 37 & 45 ; E. convolutus , Hall sp., rediaguosed, structure of 
stem, Gotland, pp. 43 & 48; E.fletcheri, Salter, rediagnosed, with 
morphological description, pp.38, 42, & 46 ; E. gorbyi, S. A. Mill, sp., 
p. 45 ; Bather, Svenska Ak. Handl. xxv, No. 2. 
E. ammonis, with vars. bijugicirrus and alternicirrus , Upper Silurian, Got- 
land and-Dudley, pp. 46, 49, and text, fig. 12; E. fiabellicirrus, Upper 
Silurian, Wisby and Follingbo, Gotland, structure of stem, pp. 43- 
46 & 51; E. scolopendra, described in error as n. sp., on p. 53, but 
referred to Streptocrinus Cfotalurus , on p. 175; Bather, Svenska Ak. 
Handl. xxv, No. 2, n. spp. 
Eeterocrinidce , redefined ; op. cit p. 35. 
j- Heterocrinus, Hall, morphology, evolution, and systematic positiou ; 
op. cit. pp. 20, 25, 26, 35, 60, 72, & 76 : stem, Agassiz (2) pp. 57 
