BY G. I. PLAYFAIE. 



127 



same time, till only a horizontal line marks its position, and thus the two plates 

 form a single broad band of paramylum all round the middle of tlie cell. In 

 front \ievf this band shows as three faint lines simulating the equator and tropics 

 on a geographical globe. 



Text-fiy;. 3. 

 (a.) Lepocinclis. ovum (Ehr.) Lemm. x 1200; (h.c.) L. ovum var. aitstralis, n. var. 

 X 1200; (d.) L. ovum var. costaia,Ti. yi\x. x 1200 ; (e.f.) L. fusiformis (Carter) 

 Lemm. x 560; (g.h.) ditto, forma, x 800; (j.) ditto, var. caudata, n. var., face view. 

 x800; (1;.) rf///(j, another specimen, J face, x 800; (l.) /,. rus:ulosa, u.^^. x 800; 

 (m.) ditto, end view. 



Long. 3&— 50, lat. 24—35, lat. apic. 3 — i^. Auburn (135); Guildford; 

 Botany (17); Rookwood; Botanic Gardens, Svdnev (137); Lismore (233, 235, 

 241, 295). 



Var. CAUDATA, n.var. (Text-tig. 3j, k). 



Forma magna, interne cauda longA. superne bulla conica vel rectangulari 

 praedita. 



Long. Corp. 32 — 43, lat. 21 — 28; long. caud. 10 — 10, lat. max. 4^^. Lismore 

 (242, -236, 259, 295). 



A rarer variety with a long tail and generally some sort of anterior pro- 

 minence, conical or rectangular. 



