224 MR. P. S. ABRAHAM ON THE {Mar. 6, 
9. HexABRANCHUS ORBICULARIS, sp.nov. (Plate XXX. figs. 23, 
24.) 
Hab. Mauritius. 
10. H. ANEITEUMENSIS, sp. nov. 
H. aneitensis, Bergh (in sched.). 
Hab. Aneiteum. 
11. H. MAURITIENSIS, sp. nov. 
Hab. Mauritius, Rodriguez. 
12. H. apamsi, Gray, Fig. Moll. An. iv. p. 104, t. 219. f. 1 
(1850). 
Hab. 2 
13. H. putcHe tvs, Pease, P. Z. S. 1360, p. 33. 
Hab. Sandwich Islands. 
14. H. rausrus, Bergh, figured in Semper’s ‘Reise,’ Bd. ii. Heft 
ix. (1875) t. 41. f. 
Hab. Philippine seas (?). 
15. H.? FLAMMULATUS. 
D. flammulata, Quoy & Gaim. 1. ¢. p. 257, pl. 17. f. 6-10 (1832). 
Actinodoris flammulata, Gray. 
Hab. Friendly Isles. 
16. H.? BURNETTII. 
Heptabranchus burnettii, ‘A. Ad.,’’ Gray, Fig. Moll. An. p. 104, 
t. 219, f. 2 (1850). 
Hab. ——? 
b. Those with the body subprismatic, and not much depressed ; the 
mantle more or less pustulose, and its border but little eapanded 
or attenuated ; with no prehensile collar. 
17. H. LAcEeRvs. 
D. lacera, Cuv. Ann. du Mus. iv. p. 453, pl. 73. f. 1-3 (1804). 
D. laciniata, Gray. f 
Hab. Timor. 
18. H. pewLucipuuus, Abr. l. c. p. 136, pl. 6. f. 2, 2a—2e. 
Hab. 2 


§2. LEPTOGLOSS &. 
Gen. Catyciporis, Abraham, 1876. 
Body depressed; mantle ample, covered with soft papillee ; 
branchiz simply laminate, arranged like a cup around the anus, sub- 
retractile in a common cavity. Oral tentacles represented by a 
fleshy, laterally extended veil. Odontophore narrow, bearing two 
bicuspid spines, one each side, in each transverse row; no central 
spine, spinous collar, or under jaw. 
