262 EUG. DADAY DE DEÉS 
Conchae infra vel supra visae late fusiformes ; latitudine 
maxima ante medium sita ; apice anteriore posteriore breviore 
latioreque, acuto; marginibus lateralibus in parte anteriore 
Fig. 58. — Cyzicus algericus Dad. n. sp. — a, Q concha a latere, 1 : 5; b, O'concha 
a latere, 4 :5: €, Q conchae supra visae, 1: 5: d, O' conchae supra visae, 1 : 5; 
e, © pars apicalis pedum primi paris. Reich. Oc. I, Obj. 0; f, © pars apicalis 
peduni 2-di paris. Reich. Oc. T, Obj. 0; g, © pars apicalis pedum tertii paris. 
Reich. Oc. I, Obj. 0; L, © pars apicalis pedum primi paris. Reich. Oc. I, Obj. 0: 
i, © telsonum et segmenta aliquot antecedentia. Reich. Oc. I, Obj. 0: k, ovum. 
Reich. Oc. I, Obj. 2 : /, S'telsonum et segmenta aliquot antecedentia. Reich. Oc. I, 
Ob]. 0; »m, Q@ pars apicalis pedum 10-mi paris. Reich. Oc. I, Obj. 0: nr, © © pars 
valvulae concharum. Reich. Oc, I, Obj. 2; 0, © caput a latere, 1 : 10; p, © caput 
a latere, 1 : 10; g, © margo telsoni analis. Reich. Oc. I, Obj. 2; r, © margo 
telsoni analis. Reich. Oc. I, Obj.2. 
late arcuatis, in posteriore vero declivibus, rectis, convergen- 
Uibus (fig. 58, d.). | 
Valvulae concharum zonis incrementi 17-18, dense sat con- 
einneque granulatis (fig. 58, x) ; colore flavescente. 
