GASTROPODA (nUDIBRANCHIA) . 
Moll 51 
riatydoris, g. ii. “ Corpus applanaium, coriacoiim, rigidiim, dorso 
niiimtissimo graimlatnm ; apcrtura branchialis stollata; podarium mar- 
gine anfceriore bilabiatum, labio siiperiore profunde fisso. Armatura 
labialis nnlla. liiogiia rhachide radulge nulla, pleuris multidentatis, 
dentibus hamatis. Prostata magua. Penis orbiculis duris, medio in 
uncum evolutis instructus ; vagina cuticula crassiore vel armatura simili 
instructa.” D. argo [-w. 9 ] (L.), P. pliilippii^ new name for D. stcllata 
(Philippi, nec Gmel.), D.formosa and elliotti (Aid. & Hanc.), variolata, 
punctiolata, punctata, canariensis (Orb.), striata (Kelaart), and 
(Cuv.), belong to this genus ; Bergh, JB. mal. Ges. iv. pp. 73 
& 74. 
List of known species, 16 in number; argo (L.), anatomically described, 
angustipes (Morch), with var. n. alaleta, West India, philippii, sp. n., [see 
antea] Mediterranean, eurycTilamys and arrogans^ spp. nn., Philippines 
(the last perhaps = Doris cruenta (Quoy & Gaim.), externally and 
anatomically described ; id. in Semper’s Reis. Philipp, ii. part 22, 
pp. 495-517, pis. Iviii.-lx. 
Discodoris, g. n. “ Corpus depressum, circumferentia rotundata vel 
ovali, ut plurimum sat molle, supril granulatum. Apertura branchialis 
leviter crenulata vel bilabiata. Margo anterior podarii bilabiatus, labio 
superiore fisso. Laminoe labiales hamulis miimtis formata3. Lingua 
rhachide nuda, pleuris multidentatis, dentibus hamatis. Prostata magna. 
Penis inermis.” To this genus belong Doris granulata (Ehrenb.), par- 
dalis, concinna, fragilis (Aid. & Hanc.), and eight as yet undescribed 
species from the East and West Indies, /c?., JB. mal. Ges. iv. p. 61 
List of 11 known species, and D. hoholiensis, meta, cehuensis, opisthidia, 
morphma^ Philippines, notha and muta. West Indies, modesta, Pelew 
Islands, spp. nn., externally and anatomically described ; id. 1. c. Sem- 
per’s Reis. Philippin. ii. part 22, pp. 518-539, pis. Ix.-lxii. 
Asteronotus (Ehrenberg) anatomically examined, and characterized as 
follows: — “Forma corporis depressa; consistentia coriacea, sed non 
dura vel fragilis ; dorsum loeve, saepe nodosum, sicut carina median a in- 
structum ; apertura branchialis stellata ; podarium ante bilabiatum, labio 
superiore profunde fisso. Armatura labialis nulla. Lingua rhachide 
nuda, pleuris multidentatis, dentibus hamatis. Prostata magna : glandula 
et hasta amatoria ; penis iuermis.” The following species belong to this 
genus: — A. hemprichi (Ehrenb.), Doris mauritiana (Quoy & Gaim.), D. 
cerehralis (Gould), and 2 new, hertrana and mabilla, but not described. 
Id. JB. mal. Ges. iv. pp. 70 & 71, 161-173, pis. i. & ii. 
Spheerodoris (Bergh) [= Actinocyclus, Ehrenb.], g. n. : — “ Forma cor- 
poris ovatum vel rotundatum; dorsum sat domatum [?], cancellatum, 
papulis obsitum. Tentacula nulla. Branchia foliis simplicitcr lamcllatis ; 
apertura analis fore centralis. Podarium latum, margino antorioro for- 
titor emarginatum. Armatura labialis 0 hamulis minutis formata. 
Lingua rhachide nuda, pleuris multidentatis ; dons primus a reliquis 
magnopere diversus, unco brevissimo ; dentes reliqui margine apicali 
solum denticulati. Penis inermis.” Two new, not yet described, species 
from the Philippines, Actinocyclus verrucosus (Ehrenb.) and ? Doris inca 
(Alder). Id. JB. mal. Ges. iv. p. 66. 
