PLANAXIS. 175 



upper whorls, and one in the middle and one below the 

 middle of the last. 



27. LONGispiRA, f. 9, Smith. — Elevatus angustns tenuis 

 pallidas ; apertura brevi ; spira elongata, infra suturam et 

 medio anfractus ultimo tenuiter rubro-lineata. — The spire is 

 very long- in proportion to the aperture, which is small ; one 

 red line in the middle of the last whorl, and one between it 

 and the suture. 



28. VARIABILIS, f. 22, 23, Smith. — Parvus elongatus albi- 

 dus, lineis spiralibus rubescentibus nonnunquam cinctus; 

 spira acuminata. — The two figures represent variations in 

 colour of this small acuminated species. 



29. EBOREUS, f. 27, Smith. — Parvus pallidus altus ; spira 

 elevata, anfractibus convexis, ultimo ad medium bilineato, 

 prope suturam unilineato ; apertura subtrigona, labio externo 

 intus denticulato fusco punctato. — Having two lines in the 

 middle, and one near the suture of the last whorl. 



30. PUNCTO-STRIATDS, f. 28, 29, Smith. — P. eboreo similis, 

 lineis minute punctato-striatis cinctus. — Like sp. 27, but 

 marked in double or single series of minute reddish spots. 



31. Hermannseni, f. 30, Dunker. — Breviter subpyramid- 

 atus fusco-nigrescens, lineis fulvis cinctus, post columellam 

 umbilicatus ; apertura oblique subexpansa, intus lirata. — The 

 aperture of this dark little pyramidal species is oblique and 

 somewhat patulous. 



32. LiNEATUS, f. 31, Costa. — Oblongo-pyramidatus, lineis 

 rubro-fuscis cinctus ; spira elongata, anfractibus convexius- 

 culis ; apertura brevi, labio externo intus dentato-crenato. — 

 The well-known West Indian species with red-brown lines. 



33. succiNCTUS, f. 42, A. Adams. — Quam P. lineafus 

 brevier, lineis tenuioribus, anfractibus magis rotundis ; spira 

 breviori. — It is not easy to distinguish this from the last 

 species, but it is a shorter shell, has thinner lines and a 

 shorter spire. 



34. ciNGULATDS, f. 39, A. Adams. — P. succincto similis ; 

 anfractibus versus suturam late fusco fasciatis, spiraliter deose 

 sulcatis. — A species belonging to the Chinese Seas, strongly 

 resembling the above West Indian ones. It has a broad 

 band of colour under the suture, and is closely spirally 

 engraved. 



