2. I. parasitica (Crouan. mscr.) IVondo c o c c in e a c r a s s io r i a r c l i s -
s iin e a d n a t a , lilis s te r i lib u s s u b e y l i n d r a c e i s a r c i i s s im e c o n c r e l i s ,
n ema ll ie c i is , . . . ’
Hi ld e n b r an d t ia ? p a r as i t ica C ro u a n , m s c r .
Hal), ad caiilos Cy s to s e i ræ f ib ro sæ p r o p e Bres t (C r o u a n !).
S t r a tum s i ibspongiosum c o c c in eüm lat ius expa nsum, filis cy l indraceo-
clavatis ver t ical ibus fere totum co n s t i tu tum. Fil a bor izontai ia dichotoma,
cellulis angulat i s oons tant ia, adsunt , a t mox a d s c e n d e n t ia c t in fila elon?
gata vorticalia d ens is s ima c t a rct is s ime c o n c re ta t r a n se u n t ia . Hæc fila
ver t ical ia s impl iciusc ula, ccllulis re c ta n g u la r ib u s diamet ro duplo- t r iplo
longior ibus compos i ta, a superficie visa minus p r i sma t ic o - a n g u la t a q u am
in anleoedento, cellula terminal i cyl indraoeo- subclavata. F ru c tu s ignoti.
S pecies vid e tu r sui ju r i s e t Imjus generis , àt lameii f ructu ignoto
n o n d um certa. Habitu e t loco natoli cum Contarinia convenit, s t ru c tu r a
diversiss ima.
3. II. ScnOL’SROEi (J. Ag. mscr.) f r o n d e s a n g u i n e a c r a s s io r i o r b i -
ciila ri, m a r g i n o r a d i a n t e s u b i i b e r a , v e r t i c a l i t e r z o n a t a , fiiis s t e r
i l ib u s c r a s s is s u b e y l i n d r a c e i s a r c t i s s im e c o n c r e l i s , n em a tl i e c i i s
s p l iæ r o s p o r a s . . . i n t e r p a r a n em a t a c la v a ta fo v e n t ib u s .
Lrythroc la thrus Schousboei L ie bm . in K rò y . T id sk r . 1839 p . 1 7 5 ?
P eys sonne l ia ? Crus tacea C ro u a n . m s c r .
Chætopl iora pel lita S ch o u sb . Hb .!
Hab. in o c e a n o a t la n t ic o a d littu s T i n g i t a n i im ( S c b o n s b o e ! ) ;
p r o p e Bre s t (C r o u a n ! ) .
Fro n s Crustacea, amb i tu ro tu n d a ta , in disco demura c r a s s io r a t ro -
•sangumea, ma rg in e te nuiore d i lut iore , exs ic c a t ione sub re cu rv a to . Fil a
liorizontalia s t r a tum cons t i tuunt , q u am in a n t e c ed e n t ib u s mul to crassiu.s
deo r sum r a d i c a n t i a , s u r sum fila ver t ical ia emi t tenl ia. Fil a hæ c bas ì
a d s c e n d e n t ia , mox omnino e r e c ta . quas i zona s mo n s t r a n t p lu r ima s , a
longi tudine ar t iculorum, eodem plano borizontal i ter rainai itium, p e n d e n te s
Articuli in fllis vic in is e regione posit i, in una zona liorizontal i longiores
q u am in al tera, p le rumq u e diamet ro 2 - 3 - p I o lo ngiores ; sæ p e zonæ longior
ibus ar t icul is c o n s t i tu t e una vel al tera ar t icul is brevi s s imis , diamet ro
vix lon.gioribus, co n s ta n te i n t e r r u p t e o b s e rv an tu r . En d o c h roma ta in p ianta
senil i omnino reotangular ia adpa re nt , e t e sect ioii ibus tenuis s imis microscopio
subjec t is facile elab u n tu r . Nematliocia s u p r a p a g in am steri lem
late expansa, lìIis clavatis elongatis c o n s t i tu ía ; in nos t r is sp hæro sp o r a s
nul las vidi. P e r iphe r ia f rondis s ter i lis filis c o n s ta t cum ver t ical ibus .supra
descr ipt is convenient ibus , a t b r ev io r ib u s ; hæo in memb r a n am, pe r in d e ac
111 Peys sonnelia, liaud coa lescunt .
Species vix dubia hujus generi.^, habi tu c t c ras s i t ie Peys sonnol iæ, sed
s t ru c tu r a al ia ; hoc re sp e c tu cum a n t e c ed e n t ib u s sp e c ieb u s conveniens .
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iV
All his c ru s ta mul to cras s ior i , in memb r a n am fere solvendam oohærento,
filis duplo c ra s s io r ib u s c t zoiiis dignosci tur .
De ident i tate n o s t ræ p i a n t e e t Eiebraanni eam ob c a u s am ta n tum d u bito,
quod suam nomino Z o n a iic e sp. in coll. Schousb. insor iplam esso
docui t Liebman. Nost rani eodem loco pro Chæt. pellita Lb. dotermii ialam
vidi. Sod i isdem pla n t i s nomina diversa sæp iu s in Hb. Schousboei data
sunt. Descr ipt io Liebmanni in n o s t r am b en e cadit. Pianta Tingitana cum
Gallica convenit.
4. H. AUSTRALIS (J. Ag. mscr.) f r o n d e I i c p a t i c o - r u b e n t e c r a s s io r i
o r b ic iii a r i o t in la c in i a s p l u r im a s l i n e a r i - c i i n o a t a s vago la c e r a t a ,
a r c t i s s im e a d n a l a , filis s t e r i l ib u s c ra ssis s u b e y l i n d r a c e i s a r c t i s s
im e c o n c r e t i s , friictiliiis. . . .
Hab. ad o r a s No væ Ho lla n d iæ ( S i e b e r i ) .
Fro n d e s c r a s sæ e t e a rn o sæ arct is s ime a d l iæ r e n t e s , centrali pa r to
¡ ii tegriusoula, p e r ip h e r ic a in lacinias n ume ro s a s l ineares , s impl ices divi -
s asque, apice sæ p e lat ieres , la c e ra ta , quas i e x te rn a vi ru p ib u s a r r e p t a ct
dilacera ta. Laciniæ 1 ( ^—2 l ineas l a t e , apice ro tu n d a tæ, exs ic cat ione
s iiboanaliculatæ. Colo r h epa t ious foro Cacaonis, quale hoc in officiiiis
p ræ p a r a t um vendi tur . Adspecti i ita ma com Myr is t icæ æmu la tu r . Fila
liorizontalia ar t icul is Cons tant d iamet ro 4—6-plo longior ibus ; ex his a d -
so endent ia e t ver t ical ia, æq u e c ra s s a , habeiit ar t iculos diame t ro 2 - 4 - p l o
longiores . Ster i lem ta n d um vidi.
Fide s t r u c t u ræ bu e s p e c iem retuli. An pot iu s Peys sonnel iæ species?
LXXXIV. P e y s s o n n e l i a Decsne Pl. Arab. p. 1 6 8 . J. Ag.
Alg. med. p. 9 2 . Endl. Suppl. III. p. 3 8 . Kütz. Phyc. p. 3 8 4 .
Crouan. in Ann. Sc. Nat. 1 8 4 4 p. 3 6 7 . Mont, in Ann. Sc.
Nal. Blars 1 8 4 7 p. 1 7 9 et Fl. Alg. p. \23. S q iiama i ia Z « « a r< / .
Alg. Adr. p. 1 3 3 . P t e r y g o s p e rm i im Targ. Tozz. ( p a r l i r a ) . Z o -
nai-iæ sp. Ag. et Auct.
Fi’o n s l i o r i z o n t a l i t e r e.vpansa, i n f e r i o r e p a g in a r a d i c a n s , s n p o r i o r o
f r u c t i f e r a , s tr a t is d u o liu s co n te.x ta; s t r a t o i n f e r i o r e ce llu lis l i o -
r i z o n t a l i t e r e l o n g a t i s , in fila fla b e ll a tim r a d i a n t i a c o n j u n c t i s ,
s u p e r i o r e c e llu lis v e r t i c a l i t e r e lo n g a li s , in fila a r c n a t im a b i n f
e r i o r e e x c u r r e n t i a c o n c r e t i s , c o n s t a n t e . F ru c tu s u t r i u s q u e
g e n e r i s in s p o n g io l i s n em a t l i e c i o id e i s s u p e r f ic i a iib u s e v o l u i i ,
filis t r a n sm iil a ti s s p o n g io l i f o rm a t i , p a r a n em a t i b u s s tip a ti. Cystocarpia
e l o n g a t o - o b l o n g a , g em m i d i i s d i s c o i d e o - r o t u n d a l i s a r -
l i c u l a t im s e r ia tis 2 - p l u r im i s v e c o n s ti tu ta . Sphærosporæ oh\ow¿K
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