140 K. MiTSUKUiir : studies on 



recb to describe the ambiilacral appendages of this species as all 

 papillae, as Theel does. In the younger individuals the ventral 

 appendages must bo described as pedicels. 



H. aculeata Semper certainly resembles this species very 

 closely, as is stated by Theel. I should, however, like to point 

 out one difference not noticed before ; viz., that the stone-canal in 

 H. aculeata is described by Semper as very small, while the same 

 in all the specimens of this species which I have examined is 

 specially long and large. This species seems to approach also 

 H. notaUlis Ludwig, II. klunzingeri Lampert, H. occidentalis Lud- 

 wig and //. sulcata Ludwig. 



Locality : — Red Sea (Semper '67 — 8) ; Berbera (Ludwig '83) ; Bay of 

 Margalla (Ludwig '87) ; Zanzibar (Selenka '67, Sempee '68, Ludwig '87, 

 Lampeet '85, '96) ; Mauritius (Haacke '80, Ludwig '83, Théel '86) ; Natal 

 (Lampert '85, Théel '86) ; Andaman Is. (Bell '87) ; Ceylon (Ludwig '87) ; 

 Singapore (Théel '^G) ; Gulf of Siam (Théel '86) ; Indian Archipelago 

 (Sluiter '95) ; Batavia (Sluiter '87) ; Java (Selenka '67, Théel '86) ; 

 Banka (Ludwig '82) ; Macassar (Ludwig '82) ; Celebes (Jaeger '33, Lampert 

 '85) ; Dongala (Sluiter : 01) ; Kwandang (Sluiter : 01) ; Sanana (Sluiter 

 : 01) ; Kabala dua (Sluiter : 01) ; Saleyer Is. (Sluiter : 01) ; Gisser (Sluiter 

 : 01) ; Pulu Kawassang (Sluiter : 01) : Waru-Bai (Sluiter : 01) ; Timor 

 (Ludwig '82, Sluiter : 01) ; Amboina (Selenka '67, Ludwig '88, Sluiter 

 '94) ; Philippine Is. (Semper '67—8, Lampert '85) ; Cebu (Lampert '85) ; 

 New Holland (FjAMPERT '85) ; Torres Strait (Théel '^i^) ; Fiji (Semper '()7 

 — 8, Théel '86) ; Liu-Kiu Is. ; Amami-Ösliima. 



32. Holothurla vagahiinda Selenka.- 

 Ilolotlmria vayahimth Selenka 1867, p. 334, Taf. XIX., Fig. 75—76.— 



* I do not yet feel quite equal to the heroic tusk of superseding the well-known and .well- 

 established name vagahumla by the designation leucospUota : f<v tlie in-^scnt I am willing "for the 

 sake of iiriority to follow pre-vious writers on this point. 



