302 C. ISHIKAWA. 



North America, with Remarks on the order Phyllocardia, Washing- 

 ton. 1883.* 



EXPLANATION OF PLATE. 



Branch ijjus liigeniimaensis, n. sp. 



Fig. L A female animal with its ovisac filled with eggs, about 9 times 



the natural size. 



Fig. 2. The head of the same more magnified, seen from ventral side. 



Ficr. 3. A side view of the head of a male. 



Fig. 4, Abdomen with copulatory organs, and the Testes. 



2 

 Fig. 5. The first foot of the male, — x Zeiss. 



A 



* For this valuable book I have to thank Prof. Packard, who at my 



request, has kindly sent it to me. 



An Amphioxus from Japan.* 



By 

 E. A. Andrews. 



Through the kindness of my friend Dr. S. Watase of the University of 

 Chicago I have been enabled to examine six very well preserved specimens 

 of a lancelet found in Japan. 



• These specimens were collected by Prof, S. Hatta, of the Nobles' School 

 in Tokio, during April 1893 at Shikajima near Fukuoka, Province of Chiku- 

 zen, and were sent by Prof. Mitsukuri of the Tokio University. 



Regarding the discovery oi Auvpliioxus in Japan Prof. Mitsukuri writes 

 as follows : " In the Summer of 1881 when a party of naturalists consisting 

 of Prof. Mitsukuri, Messrs 'Ishikawa, Namiye and others went to Tomo, 



* Reprinted with the author's permission from the Zool. Auz. No. 468. 



