31 
Navicella suborbicularis Sow. 
Taf. 6. Fig. 5—14. 
Netel shell, a shell with the base a little covered, Grew museum regalis societatis. 
Lond. 1681 p. 142 pl. 12 fig. 3. 
Noote-doppen, Rumph amboinsche rariteitkamer 1705 p. 123 (deutsche Uebersetzung 
, S. 104) taf. 40 fig. O. 
Patella vertice intorto Gualtieri index test. 1742 tab. 9 fig. V. 
Cochlearia pennata Klein tentamen methodi ostracologieae 1753 p. 118. 
Patella porcellana Linne systema naturae ed. X 1758 p. 781, XII p. 1257; Museum 
Ludovicae Ulricae p. 689. 
Nerita porcellana Chemnitz Conchylien -Cabinet IX, 2 8. 68 fig. 1082 (nicht I 
fig. 127, 123, was Crepidula porcellana ist). 
Sandalium pictum Schumacher essai d’un nouv. syst. 1817 p. 183. 
Navicella sp. Sowerby genera of shells pl. 61 fig. 2 (die beiden obern Fisuren). 
Septaria elliptica (part.) Blainville manuel de malacologie pl. 386 bis fig. 1. 
Navicella suborbicularis Sowerby catalogue of the shells of Earl Tankerville 
1825, appendix p. X. Recluz Revue zoologique 1841 
p. 377; Proc. Zool. Soc. 1842 p. 155. Reeve concho- 
logia systematica II pl. 199 fig. 12. Sow. thes. II 
p. 551 fig. 30, 31 (Scheidewand unrichtig). 
—_ orbicularis (Sow.) Reeve conch. ie. fig. 5. 
Catillus porcellanus (L) H. u. A. Adams genera of recent mollusca pl. 42 fig. 4c. 
Navicella squamula Dohrn Proc. Zool. Soc. 1858 p. 135; Hanley und Theobald 
conehologia Indica p. 157 fig. 1 u. 4. 
>= Javanica Mousson in seiner Sammlung. 
— Forstenii Herklots im Leidner Museum. 
En grössere Art von Amboina v. Martens Mal. Blätt. 1863 S. 120. 
Subvar. furcato-radiata Fig. 9, 10. 
?Navicella Urvillei var. a Gaimardi Recluz Revue zool. 1841 p. 378 („lineis la- 
tioribus nigris pietu“). 
— suborbieularis var. Sow. thes. fig. 3. Reeve fig. 5a. 
P Var. compressa. 
Navicella Urvillei var. b Quoyi Recluz Revue zoolog. 1841 p. 378. 
Testa cireulari-ovata, sat convexa, antice et postice subaequaliter rotun- 
data, vertice paulum obliguo, vix (interdum non) ultra marginem posticum 
prominente, paululum attrito, periostraco tenui flavido-viridi vel viridifusco, 
pietura reticulata, maculis majoribus albidis triangularibus antrorsum nigro- 
cuspidatis et lineolis transversis confertis nigris intermixta, interdum radiato- 
