386 
PTEROCYCLOS. ALYCAEUS §. 1—3. 
27. Mastersi Blanf. mss. — Spiraculum Hard, Sp Theob. Conch. Ind. t. 
5. f. 1. — Assam. 
* * 
* 
? Pterocyclus Laidlayanus . . . Schauf. in Cat. Pat. p. 93. — Borneo. 
XVI. Alycaeus Gray. 
(p. 57.) 
Godwin Austen in Journ. As. Soc. Beng. XL. 1871. Pt. 
2. p. 87. 
§• I- 
3. pyramidalis Bens. — Hanl. Sf Theob. Conch. Ind. t. 91. f. 5. 6. 
§• 2. 
8. const rictus Bens. — Conch. Ind. t. 95. f. 1. 4. 
9. graphicus Blanf. — Austen 1871. t. 5. f. 5. — Conch. Ind. t. 95. 
f. 7—9. 
9a. margarita Theob. mss. (affinis A. graphico.) — Conch. Ind. t. 
95. f. 10. t. 97. f. 7 (absque descriptione). 
10. otiphorus Bens. — Austen 1871. t. 5. f. 6. — Conch. Ind. t. 95. 
f. 5. 6. 
11. bembex Bens. — Conch. Ind. t. 95. f. 2. 3. 
§• 3. 
12. Vulcani Blanf. — Conch. Ind. t. 96. f. 8. 9. 
13. sculptilis Bens. — Conch. Ind. t. 97. f. 5. 6. 
i3a. A. conicus Austen. + 
„ Testa anguste umbilicata, turbinata, crassa, translucens, 
pallide cornea, rubra vel alba, glabra, nitida, in parte tumida 
anfractus ultimi valide ac regulariter filiformi-costulata, sculp- 
tura antice et postice abrupte terminata, exceptis nonnullis 
striis elevatis immediate pone terminationem tubuli suturalis; 
costulatio indistincta prope umbilicum. Spira conoidea, apice 
obtuso; sutura impressa; anfr. 4 — 4^, rotundati, ultimus le- 
vissime tumidus, constrictus et denuo leviter ampliatus prope 
aperturam; constrictio laevis, breviuscula; tubulus suturalis 
