f 
_ Figs. 113-116 A. — Spines and clasping organs of Chimeeroids. 113. Clasping spine 
‘of the forehead of male Chimera collici. Xx 6, 114. Myriacanthus dorsal spine. (After 
‘L. AGAssiz.) 115. Frontal spine of male Sgualoraja, (From SMITH WOODWARD.) 
116. Ventral fin and clasping organs of male Chimera colliei, xX 1. 116A. View of tip 
hinder clasper (intromittent organ), when the three tips are drawn together. 
_ A. Anus. AV. Anterior rim of ventral fin, specialized as a clasping organ. 5C. Body 
- ‘the posterior clasper (intromittent organ). D. Dermal denticles. DS. Dermal spine- 
like DT, Dermal tubercles, GD. Urinogenital aperture. ¥. Jointed base of 
‘inner ventral element of intromittent organ. 47C. Mucous canal. S, Sheath of frontal 
SC. Sperm groove of inner face of clasper. V. Ventral fin. 
107 
