73 
ALGOLOGICAL NOTES.—XIY.-XVII.* 
By G. S. West, M.A., D.Sc., F.L.S. 
XIV.—Some Sprcies oF THE VOLVOCINER. 
During the past few years a number of Volvocine nea have 
come under my notice which are of rather more than usual 
interest, some being apparently undescribed species, and others 
previously unrecorded for the British Islands. 
1. ee ss (Dunal) Teodoresco, ‘ Organisation et 
développement du naliella, nouveau genre de Volvocacée- 
Polyblépharidée,” Boihette zum Botan. Centralbl. xviii. 1905; 
Hematococcus salinus Dunal in Ann. d. sci. nat. Botan. 2° série, 
ix. 1838; Diselmis Dunalii Dajaedit 1841; Chlamydomonas 
Dunalii Cohn, 1865. 
Long. cell. 18-23; lat. max. cell. 8-5-1 
Hab. In some brackish pools on ys ae coast of she 
This interesting member of the Polyblepharidacex has not 
before been observed from the Briti a Islands. It occurred in 
domonadez all retain their cell-wall ; moreover, Dunaliella sited 
7, be on Bes direct line between the Polybtophiatidavets and the 
olvoca 
2. Ca shi Oliveri, sp. nov. Cellule roger (= z00- 
gonidia) submagnex, oblongo-cylindricx, polis late rotundatis; 
oe cellularum firma, ad polum anteriorem cum ve sada 
spicua in parte anteriori cellule. Pro agi 
ad duas directiones oblique longitudinales in quattuor dividit. 
Lone. cell. 22-324; lat. 18-18; long. cilioram 40-44 
(F. 1, A-C). 
; ; eee i tay keniahe ania Volvokalen,” Hedwigia, lii. ae 
JouRNAaL oF Borany.—Vou. 53. [Marcu, 1915.] 
