6 Proch. 
XIII. Prochordata. 
[1910] 
Stereoclavella antarctica sp. n. Mc- 
Murdo Bay, Herd man Nat. Antarctic 
Expedition 5 p. 17. 
Styela spectabilis, rotunda , spp. n., 
McMurdo Bay, Herdman Nat. Antarc- 
tic Expedition 5 p. 4. 
Tethyum kup fieri n. n. fur villo8um, 
Hartmeyer in Bronn : Klassen und 
Ordnungen 3 Suppl. p. 1584. 
(2) Cephalochordata. 
Amphioxides, structure, nature, sy- 
stematic position discussed, Gibson 
Trans. Linn. Soc. ser. 2 13 p. 213. 
Branchiostoma lanceotatum Yarr. (Am- 
phioxus), Beitrage zur Physiologie des 
Nervensystems und der Bewegung, 
Polimanti Arch. Anat. Physiol. Leip- 
zig Physiol. Abt. 1910 pp. 129-172. 
Amphioxus, morphology and develop- 
ment, Marchand Berlin (A. Baum- 
hauer) [1910] p. 12. 
Amphioxus , Sur le nephridium de 
Hatschek, Leqros Anat. Anz. Jena 35 
pp. 561-587. 
(3) Enteropneusta. 
Balanoglossus clavigerus, mode of life, 
Stiasny Zool. Anz. Leipzig 35 pp. 561 
& 633. 
Balanoglossus , Entwickelung, Heider 
Biol. Centralbl. Leipzig 30 pp. 102-116. 
