DIPLOMMATINA $. 7. 8. 91 
Diplommatina./ Wisemani Brazier mss. 1865. 
— Coxi Mouss. in Journ. Conch. XXI. 1873. p. 113. 
Habitat in insula Norfolk (Brazier). 
77. D. scalariformis (Cyclophorus?) Pease. 1 
».T. oblongo-ovata, subcylindracea, sinistrorsa, fulva, 
versus apicem rubella, laevis, compresse umbilicata, longitudi- 
naliter. costata, costis 20, vix obliquis; anfr. 6, rotundatis, 
subventricosis, sutura bene impressa; apertura circularis; pe- 
rist. continuo, expanso, duplici, posteriore ad anfr. penultimum 
adnato; sutura umbilieari rimosa, costa cireumambiente finita. — 
Long. 3!/, diam. 1!/, mill* (P. 1865.) — ,,Operc. membra- 
naceum, cireculare, multispirale; anfr. 4—5, lente accrescentes, 
sutura lineari; extus nitidum, medio depresso-concavum, anfr. 
ultimus rotundatus, margine tenui; subtus vix concavum.* 
(P. 1971.) 
Cyclophorus? scalariformis Harper Pease in Tryon Amer. journ. conch. I. 
1865. p. 289. 
Pupoidea scalariformis Pease ibid. II. 1866. p. 82. t. 5. f. 6. 
Palaina. scalariformis Pease in Proc. Zool. Soc. 1871. p. 465. 
Habitat , Harvey Islands* Polynesiae. 
Obs. Species pro typo generis novi, Vertigini operculato similis, ha- 
benda. Operculum membranaceum, circulare, anfractibus 5, nucleo centrali. 
Apex in nonnullis obtusus, sed in plerisque acutus, 29—3 anfr. supremis reli- 
quis multo minoribus, serius deciduis? (Pease 1866.) 
* * 
* 
(An sinistrorsae ?) 
78. Dohrni (Palaina) O. Semp. t Semp. p. 292. — Ins. Palaos. 
79. pusilla (Palaina) O. Semp. t JSemp. p. 292, Crosse p. 349. — 
Peleliu. 
$8. 8. 
80. pyramis (Palaina) O. Semp. (Coll. 18.) emp. p. 292, Crosse p. 
348. t. 5. f. 2, — Pütel Cat. p. 118. — Peleliu. 
si. D. crispata Stoliczka. 7 
,D. testa conoidea, medio latissima, sordide albida, an- 
fractibus 7, primis duobus (rare 1!/; mammillatis, laevigatis, 
convexis, sequente convexiusculo, confertim lamellose striato, 
ceteris medio angulatis, crasse lamellatis, lamellis crebris, 
