TABLE DES MATIERES. 



Page 



INTRODUCTION 5 



DESCRIPTION DES GENRES ET 



DES ESPECES 9-127 



Dromiid^ 



homolodromia 9 



H. jMradoxa (PI I) 11 



DiCRANODKOMIA 14 



D. ovata (PI. II ; PI. Ill, Figs. 1-4) 15 

 Dromia 



D. lator 21 



Dromidia 



D. antillensis 22 



Hypoconcha 



H. urcuata . 22 



ACANTHODROMIA 22 



A. erinacea (PI. Ill, Figs. 5-15 ; 



PI. IV, Figs. 1-4) 23 



HOMOLA 



H. barbata (PI. VI, Figs. 1-6) . . 26 

 H. vigil (PI. Ill, Figs. 16-18; PI. IV, 



Figs. 5-9 ; PL V, Figs. 1-10) . 27 



HOMOLOGENUS 29 



H. rostratus (PI. V, Fig.s. 11-16; 



PI. VI, Fig.s. 9-13) 30 



DuRipriu^E 35 



Palicus 40 



P. cristatipes (Pi. VII, Figs. 1-5) . 42 

 P. nffinis (PI. VII, Figs. 6-11 ; PL 



VIII, Figs. 1-2) 46 



P. Agassizi (PL VIII, Figs. 5-12) 47 



P. Blakei (PL VIII, Figs. 13-16) . 48 



P. Rathbuni (PL IX, Figs. 1-7) . 50 



P. obesus (PL IX, Figs. 8-14) . . 51 



Page 

 P.dentatvs (PL IX, Figs. 15-17; PL 



X, Figs. 1-6 ; Pi. XI, Figs. 1-3) 53 

 P. Sims (PL X, Figs. 7-11 ; PL XI, 



Fig. 9) 56 



P. depressus (PL XI, Figs. 4-8) . 58 



P. gracilipes (PL XI, Figs. 10-14) 59 



P. acutifrons (PL XII, Figs. 1-5) 62 



P. cursor (PL XII. Figs. 6-14) . 64 



Ethdsa 67 



E. americana (PL XIII, Figs. 1-4) 67 



E. truncata (PL XIII, Figs. 5-8) . 69 



Cymopolus 74 



a asper (PL XIV, Figs. 1-6 ; PL 



XV, Fig. 7) 74 



C. Agassizi (Pi. XIV, Figs. 7-9 ; 



PL XV, Figs. 1-6) 78 



Cymonomus 80 



C. quadratus (PI. XVI) .... 81 



CORYCODCS 86 



C. buJlatus (PI. XVII) .... 86 



Clythrocerus 90 



C. nitidiis (PL XVIII) .... 90 



CrCLODORIPPE 94 



C. Agassizi (PL XIX, Figs. 1-7 ; 



PL XX, Figs. 1-3) 94 



C. antennaria (PL XIX, Fig. 8 ; 



PL XX, Figs. 4-12) .... 99 



Leucosiid.e 

 Myropsis 



M. quinquespinosa 110 



M. constricia (PI. XXI, Figs. 4-6 ; 



PL XXII, Figs. 1-5) . . . .110 



M. goliath (PL XXI, Figs. 1-3) . HI 



