290 HELIX ^. 9f,. 



labro incrassato; aperlura angulato-lunari; omnino slraminea, 

 aut fascia lata unica rufescente-fusca cingulata. — Diam. 9, 

 alt. 10, aut diam. 11, alt. 8 mill.» (P.) 



Helix congrua Harper Pease in Amer. journ. Conch. IV. 1868. 



p. 154. t. 12. f. 3. 4. Non Pfr. 

 Trochomorpha contujua Pease in Proc. Zool. Soc. 1871. p. 457. 



Habitat in insula Ponape (Ascension Island) prope Carolinas. 



Obs. 1. «Peraffinis //. nigritellae Pfr. (ejustlem insulae incolae), dif- 

 fert forma rauUo magis elevata et basi plana, interdum concaviuscula.» 



Obs. 2. Nonne variotafiljus //. nigritellac, specioi forma pervariabi- 

 lis, adnumeranda? (Pfr.) 



* 



1967. scytodes Pfr. IV. 184. V. 255. — Ins. Salomonis. 



1968. approximata LcGuill. (Coil. 785.) I. 206. III. 160. IV. 183. 



V. 235. 495. — Helix marmorosa Hombr. ^ Jacq. — Zonites 

 approximata Ad. — Nanina approximata Mart. , (Discus) Viitel 

 Cat. p. 84. — Trochomorpha approximata Pease in Proc. Zool. 

 1871. p. 474. — Ins. Carolin. 



1969. lardea (Trochomorpha) Martens. •{• V. 233. — Heiix 



ZoUingeri Mouss. — Ins. Cerara. 



1970. H. dciopcia Angas. ^ 



«T. profunde umbilicata, depresse et convexe conica, te- 

 nuiuscula, subtiliter oblique et irregulariter striata; spira convexe 

 depresso-conica, apice obtuso, sutura anguste marginata; anfr. 6 

 convexiusculi, superiores fusci, ultimus niger, strigis numerosis 

 obliquis, pallidis, diaphanis ornatus, non descendens, carinatus, 

 basi subplanulatus; umbiiicus conicus, mediocris, fascia cornea 

 in testam intrante partim cinctus; apertura obliqua, truncato- 

 ovalis; perist. non continuum, pallide corneum, marginibus con- 

 vergentibus, dextro tenui, vix expanso, basali subincrassato, 

 sinuoso, subreflexo. — Diam. maj. 8, min. 7, alt. 47^ Hn. » 

 (A. angl.) 



Helix deiopeia (Trochomorpha) French Angas in Proc. Zool. 

 Soc. 1869. p. 46. t. 2. f. 4, 

 Habitat Guadalcanar insularum Salomonis. 



Obs. «Species quasi intermedia inter //. Merzianam ct meleagri- 

 dem Pfr.» 



1971. H. accurata (Trochomorpha) Mousson. i" 



« T. anguste umbilicala, perfecte subconcavo-conica; fortiter 

 sed inaequaliter striata, nitore destituta, violaceo-virescens. 

 Spira regularis; summo fere acuto, nucleolo tumidulo; sulura 

 lineari, carinato-marginata. Anfr. 7, sensim accrescentes; primi 



