286 DH. BAIBd's CONTKIBUTIONS TOVVAllDS A 



Genus IX. Euphkosyne. 



Euphrosyne, Savigny, Syst. des Annelides, p. 63, 1809? ; Audouin ^ M.- 

 Edwards, Grube, Johnston, Kinherg, Sars, Cams, Van der Hoeven, 

 Schmarda, Quatrefages, Ekiers. 

 Eiiphrosine, Cuvier, R. An. ; Lamk. An. s. Vert. ; M.-Edwards, Cuv. 



R. A. ed. Crock.; Blainville. 

 Euphrosina and Euphrosyna, Audouin ^- M.-Edwards, Littoral de la 



France ; CErsted. 

 Antennae and palpi wanting. Cepbalic lobe compressed. Ca- 

 runcle elongate. Eyes two. Branchiae ramose, several in eacli 

 segment. Body oval, with the segments rounded. Anus placed 

 on the dorsal aspect, with a longitudinal orifice and two appen- 

 dages. Feet crest-shaped, placed transversely. All the setae hijid, 

 those of dorsal tvft smooth, those of ventral tuft tvith the inner side 

 of the rami serrated. 



A. With both cirri and branchice on the sides of the segments. 

 I. JSranchice all ramose. 



Sp. 1. Euphrosyne lauheata. 



Euphrosyne laureata, Savigny, Syst. des Annelides, p. 63, Annelides 

 graves, tab. 2. fig. 1; Grube, Fam. der Anneliden, pp. 41 & 122; 

 Quatrefages, Hist. Nat. Anneles, i. 409 ; Ehlers, Die Borstenwiirmer, 

 p. 65 ; Audouin 4* M. -Edwards, Littoral de la France, torn. ii. p. 127. 



Euphrosine laureata, Cuvier, R. An. torn. iii. p. 199; Blainville, Diet. 

 Sc. Nat. art. Vers, p. 453, Atlas, tab. 8. f. 1, 1a-1c (copied from 

 Savigny) ; Guerin, Icon. R. An. tab. iv. bis. f. 1 ; Van der Hoeven, 

 Handbuch der Zoologie, i. 231 ; Cams, Handbuch der Zoologie, ii. 

 435 ; Lamarck, An. s. Vert. 1st edit. v. 332, 2nd edit. v. 574 ; M.-Ed- 

 wards, Cuv. R. An. ed. Crock, (texte), tab. 8. f. 3-3a (copied from 

 Savigny) ; Quatrefages, Hist. Nat. des Anneles, torn. i. p. 409 (in list 

 of synonyms). 



Hab. Red Sea, Savigny. 



Sp. 2. Euphrosyne myetosa. 



Euphosyne myrtosa, Savigny, Syst. des Annelides, p. 64, Annelides 



graves, tab. ii. f. 2; Grube, Famil. der Anneliden, pp. 41 & 122; 



Ehlers, Die Borstenwiirmer, p. 66 ; Quatrefages, Hist, Nat. Armeies, 



i. 409. 

 Euphrosyna myrtosa, Audouin ^ M.-Edwards, Ann. Sc. Nat. torn. xx. 



tab. iii. f. 6-8 ; Littoral de la France, ii. 128. 

 Euphrosine mvrtosa, Cuvier, R. An. iii. 199; Blainville, Diet. Sc. Nat. 



art. Vers. p. 453 : Cuvier, Icouograjih. R. Anini. tab. iv. bis. f. 2 ; 



