48 ARVID R. MOLANDER, ALCYONACEA. 
Gersemia MARENZELLER, 1878. 
Diagnosis: "The anthocodiae are retractile. The points of the branches with profuse 
development of coenenchym. Spicules of the anthocodiae are mostly spindles and rods 
and rollers. 
1907, Eunephthya (pars), Gersemia (pars) KÖKENTHAL. 
Synopsis. 
Shema I. (Fig. 12). 
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Fig. 12. a) Spicules from Gersemia rubiformis EHRENBERG: 1) of upper part of the anthocodia, 2) of the branch bark; 
b) Spicules from Gersemia uvaeformis (MAY): 1) of upper part of the anthocodia, 2) rollers with irregular girdles from 
the branch bark, 3) spindles and rods from the branch bark; c) Spicules from Gersemia clavata (DAN.): 1) of upper part 
of the anthocodia, 2) of the branch bark; d) Spicules of Gersemia clavata var. truncata n. var.: 1) from upper part of 
the anthocodia, 2) from the branch bark; e) Spicules of the branch bark of Gersemia elavata forma crassa (DAN.); f) Spi- 
cules from Gersemia fruticosa (SARS): 1) of upper part of the anthocodia, 2) of the branch bark; g) Spicules from Gersemia 
fruticosa (SARS) var. pallida n. var.: 1) of upper part of the anthocodia, 2) of the branch bark; A) Spicules from upper 
part of the anthocodia from Gersemia fruticosa (SARS) var. rigida n. var. ; i) Spicules from Gersemia mirabilis (DAN.): 1) of 
upper part of the anthocodia, 2) of lower part of the anthocodia and the branch bark. (Fig. 12 a, c and f after BrRocH, 
1912.) All figures enlarged 200 times. 
I. Lower part of the anthocodia without spicules (no direct connection between the spicules of the anthocodia 
and the bark of coenenchym). 
A. The basal spicules generally rollers with girdles (dumb-bells), 0.1—0.2 mm. Fig. 12 a. 
Gersemia rubiformis (EHRENBERG) 
