MACROGERAMUS §. G. — GYLINDRELLA. 355 



Macroceramus costellaris Gundl. mss.; Pfr. in Malak. Bl. XL 

 1863. p. 16. 

 Ilabital Vinales partis occidentalis insulae Gubae. 



48 M. nigropictus Gundlach. 



T. imperforata, conica, solidula, striatula, alba, serie unica 

 macularuni nigro - cornearum picta ; spira regulariter conica, 

 verlice aculo, nigro; sutura impressa; anfr. Sy^ convexiusculi, 

 ultimus subcompresse carinatus; apertura obliqua, subangulato- 

 lunaris; perist. simpleX; rectum. — Long. 7, diam. 4^3 mill. 

 Ap. 2 mill. alta. (Goll. Nr. 44.) 



Macroceramus nigropictus Gundl. mss. ; Pfr. in Malak. BI. XI. 

 1863. p. 17. 127. 



Habitat «Portales de Guane » et uLuis Lazo» in parte occiden- 

 tali insulae Gubae (Wright). 



XXXVI. Cylindrella Pfr. 



Pfr. Mon. Helic. IV. p. 690 et in Chetnn. ed. 11. Monogr. 

 Gylindrellae 1859 — 1862. — Martens in Albers Helic. ed. U. 

 p. 35: genus V Heliceorum (Testacelleorum). Sectiones: Uro- 

 coptis p. 36, Mychostoma p. 37, Gongylostoma p. 38, Holospira 

 p. 39, Trachelia p. 40, Diaphora p. 41, Scalatella p. 41 (exclu- 

 denda, ad Truncatellam pertinens. Vid. Pfr. Mon. Pneumonop. 

 Suppl. II. p. 5.) — Praeterea in hoc genere servamus Anomam 

 et Liam, sectiones Macrocerami Martens in Alh. Helic. ed. II. 

 p. 269. — Gonf. Pfr. in Malak. Bl. XIV. 1867. p. 9. 



Gl. Grosse et Fischer ex indagatione animalis Cylin- 

 drellae Ghiesbreghti Pfr. nuperrime in Jouru. Gonch. XVI. 1868. 

 p. 88 novum genus pro Gylindrellis magnis Americae centralis 

 proposuerunt, sic definitum: 



Eucalodium *) Cr. et F. — « Animal maxilla arcuata , lon- 

 gitudinaliter tenuissime striata, parte marginis inferi media 

 obsolete prominula, margine supero radicem rotundatam emit- 

 tente, instructum. Radula seriebus transversis , rectilinearibus 

 numerosis, uniformibus constituta, acie uncinorum basin sub- 

 quadratam vix superante; dens medianus uncinis paulo minor, 

 acie tricuspide. Animal caeterum ad familiam Helicidarum 

 omnino referendum. — Testa subrimata, turrita, cylindrellae- 



*) tu, bene; xaXw8iov, funis parvus. 



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