Laconia — Vitrinoconus. 99 
Laconia. 
Laconia Gray 1855. Pulm. Brit. 
Mus. p. 51. 63: novum genus Ari- 
onidarum. — Par. Mórch. 1865, 
Journ. Conch. XIII. p. 269. 
Species. 
l. Ferussaci Gray l. c. p. 63. — 
Fér. t. 8: f. 10. 11. (Vitrinae species? 
Desh.) — Habitat? 
XVIII. Mariaella. 
Mariaella Gray. 1855. Pulm. Brit. 
Mus. p. 51. 62: novum genus Ari- 
onidarum. 
Peltellae spec. H. & A. Adams. 
Mariella Mórch. 1865. Journ. Conch. 
XIII. p. 269: genus Arionidarum. 
Semper 1870. Phil. Landmoll. p. 12: 
genus Zonitidarum. 
Vitrinae spec. Pfr. Mon. II. VII. 
Species. 
1l. Dussumieri Gray. Pulm. brit. 
Mus. p. 63. (Clypeidella Dussumieri 
Val) — Mahi Sechell. 
59. papillata (Vitrina) P fr. II/^502. 
Calauang ins. Luzon. 
(Helicarion papillata. Gray. Mariel- 
la? papillata Semp.) 
60. planulata (Vitrina) P fr. II. 502. 
— ... — Calauang in Luzon. 
(Helicarion planulata Gray ; Vitrina 
depressa Beck Mariella? planu- 
lata Semp.) 
61. aperta (Vitrina) Beck V. 502. 
— . — Ban Juan ins. Luzon. 
(Helicarion aperta Gray; Peltella 
aperta Ad; Mariella aperta Semp.) 
?62. Arayatensis (Mariella?) C. 
Semp. VII. 14. (Vitrina). — Phil. 
Landmoll. t. 2. f. 7a—c. — Mons 
Arayat. ins Luzon. 
XIX. Parmella. 
Parmella H. Adams Proc. Zool. 
Soc. 1867. p. 308: novum genus 
Parmacellae af$ne. — Conf. Semp. 
Phil. Landmoll. p. 13. 
— Pfr. 1868. Mon. Helic. VI. p. 6: 
genus Heliceorum. 
Species: 
l. planata H. Adams. VI. 522. 
— JProe. Zool. Soc. 1867, t. I9. 
f. 20. — Ins. Feejee. 
XX. Vitrinoidea. 
Vitrinoidea C. Semper 1873. Phil. 
Landmoll. II. p. 85: novum genus 
Vitrinidarum. 
— Pír. Mon. Helic. VII. p. 516: 
genus Heliceorum. 
Species. 
l. albajensis Semp. VII. 516. — 
Ehil Landmoll 4,8. f..9. t. LL 
f. 53. — Albay ins. Luzon. 
XXI. Vitrinopsis. 
Vitrinopsis C. Semper 1873. Phil. 
Landmoll. II. p. 86. n. g. Vitri- 
nidarum. 
— Pfr. 1876. Mon. Helic. VII. p. 516: 
genus Heliceorum. 
Species. 
l. tuberculata Semp. VII. 516. 
— Phil Landuroll. $5085 R76: DE: 
f. 6. 26. — Ins. Bohol. 
2. tigrina Semp. VII. 515. — 
Pub "BEaudmolL:. $85 R!3. £10. 
f. 3. 4. — Manila. 
XXII. Vitrinoconus. 
Vitrinoconus Semper 1873. Phil. 
Landmoll. II. p. 93: novum genus 
Vitrinidarum. 
Helicis spec. Pfr. Mon. Helic. I— VII. 
Chemn. I. 12, Reeve. 
Species. 
54a. turritus Semp. VII. 522. — 
. — Ins. Luzon. 
(Helix) Quoy & 
Gaim. I. 38. — Chemn. t. 99. 
f. 28—30. — Ins. Tonga. Tabou, 
Roratonga, Negros Philippinar. 
133. sealarinus (Helix) Pfr. I. 38. 
(gradata Pfr., non Gould.) III. 41. 
— Reeve Conch. ic. t. 37. f. 165. 
— Ins. Leyte; 
Camiguin, Luzon, Mindanao. 
252. doliolum (Helix) Pfr. I. 50. 
— Reeve Conch. ic. t. 43. f. 196. 
— Ins. Zebu. 
125. tonganus 
