PENNATULIDiE. 
459 
tains the zoographical and anatomical description of the RenillacecB and Vere- 
tillace<je, with supplementary remarks on various PeniuituUnce. He describes 
Renilla rent/brmis, Pall., from North Carolina to Brazil, Valparaiso, mollis^ sp.n., 
Brazil, cf?M;rtr<fs*,Herk.,S. America, deshayesif sp.n., Brazil, muellei'i (Schultze), 
sp. n., Brazil, Mazatlan, amethystina, Verr., Panama, Vern, jmhda, Verr., Ou- 
mana, and peltaia, Verr., Gulf of Mexico. R. africana, Roll., Red Sea, mis- 
tralasicB, Gr., Australia, and sinuata, Gr., Philippines, are considered doubtful. 
Of the VcretilliflcB the following synopsis can be given : — 
KoPHonELEMNONiEiE [s^V]. Sarcosome scanty ; a narrow longitudinal 
ventral zone, without polypes. 
A. Polypes, with spicula on the tentacula, placed in 4-G longitudinal 
rows. 
1. Kophohelemnon Asbj. : C, stelliferum, Mlill., Norway, Scotland, 
leiiclmrti^ Roll., Genoa, Herkl., Japan, clavatum, Stimps., 
Ilong Rong. 
B. Polypes, without spicula, placed in short oblique rows, forming toge- 
ther 2 lateral zones. 
2. Sclerohclemnon, g. n.. Roll. : 8. schmeltzi, Roll., sp. n., Formosa. 
Vebetilleas. Sarcosome plentiful ; spadix invested with polypes all 
round. 
1 . Calcareous corpuscles short, biscuit- or lens-shaped ; in the spadix 
only present in the cutis (Lituariidse). 
A. Axial style of the length of the polyparium. 
3. Lituaria, Val. : L. phalloides, Pall., Indian Seas. 
B. Axial style only present in the median part of the polypary. 
1. Axial style rather long. 
a. Polypes without spicula. 4. RoliccUny Gr. : 1\ inanillensis, 
Roll., Philippines, australis, Gr., Australia. 
h. Polypes with spicula. 6. Clavella, Gr. : C. australasicB, Gr., 
Australia. 
2. Axial style rudimentary or absent. 6. Veretillum, Cuv. : V. cy- 
nomorium, Pall., Mediterranean, var. astyla, coast of Africa, 
Canaries. 
2. Calcareous corpuscles long, staff-shaped, somewhat depressed, also 
occurring in the interior part of the spadix. 
A. Polypes without spicula, axial style shorter wanting. 7. Cavermi- 
laria, Val. : C. ohesa, Val., Indian seas, elcgans, Ilerkl., Japan, 
glans, Roll., India, luetkeni. Roll., Bay of Bengal. 
B. Polypes with spicula, axial style long. 8. Stylohelemnon, g. n.. 
Roll. : 8. pusillum, Phil., Mediterranean. 
Dubious Vereiillacc(B : Veretillum stimpsoni, Verr., Hong Rong, China Sea ; 
V. haculatum, Verr., Okotsk ; Cavernularia valcneiennesi, Ilerkl. (^ = Stylohe- 
lemnon pusilluni) C. haimiiy Rich. ; C. dejilippH, Rich. 
New species of Pennatidince described in the Appendix : — 
Pteroides macandretvi, R., Gulf of Suez ; P, durum, R., Australia ; P. steen- 
strupi, R., Java ; Lioptilum grayi, R., Australia ; and two remarkable deep- 
sea genera : — 
Protoptilum, including P. thomsoni, ‘ I^orcupine ’ Expedition, Atlantic, 
