19% EUG. DADAY DE DEÉS 
Margo anterior concharum posteriore altior, regulariter et sat 
latiusculo areuatus, in marginem dorsalem ventralemque sine 
limite visibih ineuns, sed in marginem dorsalem acutius rotun- 
dato. Margo dorsalis rectus longitudinem altitudinis maximae 
Fig. 42. — Eocyzicus Diqgueti (Rich). — a, © Q concha a latere, 1 : 5; b, Q caput 
a latere, 4 : 10: c, © caput a latere, 1 : 10; d, S Q pars valvulae concharum. 
Reich. Oc. I, Obj. 2; e, & Q conchae supra visae, 1: 10: f, © pes primi paris, 
Reich. Oc. TJ, Obj. 0: g, © pars apicalis pedum 2-di paris. Reich. Oe. I, Obj. 0: 
h, © pes tertii paris. Reich. Oc. [, Obj. 0; à, © pes primi paris. Reich. Oc. I, Obj. 0; 
k, © pes 10-paris. Reich. Oc. I, Obj. 0: 4, © pes 9-paris. Reich. Oc. I, Obj. 0; 
m, © © telsonum et segmenta aliquot antecedentia. Reich. Oe. T, Obj. 0. 
non allingens, cum margine posteriore angulum sat distinctum, 
_obtusum, parum compressum formans (fig. 42, w). Margo pos- 
terior fere in medio acutiuseulo arcuatus et in marginem ven- 
tralem regulariter rotundatum sine limite visibili imeuns. 
Conchae maris feminaeque supra vel infra visae late fusi- 
formes, latitudine maxia multo ante medium sita; apice an- 
teriore posteriore breviore, sed latiore ; marginibus lateralibus 
