Revision of the Alycaeidae of China, Laos and Vietnam (Gastropoda: Cyclophoroidea) I: The genera Dicharax and Metalycaeus
Author
Asami, Takahiro
text
Zootaxa
2017
2017-10-11
4331
1
1
124
journal article
31855
10.11646/zootaxa.4331.1.1
14c29731-224f-43a4-ae52-f76823177ce5
1175-5326
1009725
FB50725E-4D03-4507-9CAF-EB939C7F548F
"
Chamalycaeus
"
panshiensis
Chen, 1989
Chamalycaeus panshiensis
Chen, 1989
: 157
–159.
Type
locality.
"HONGN-aN fOrEsTry
CENTrE
, PaNsHI COUNTy (
43°15'N
,
126°10'E
),
JILIN
PrOvINCE
,
CHINa
".
Original description.
"
SHELL
smaLL,
THIN
sUbdEprEssEd, sEmITraNsparENT. WHOrLs 4–4½, mOdEraTELy CONvExspIrE LOw, CONCId,
THE
LasT NarrOwLy rOUNdEd pErIpHEraLLy, aNd dEEpLy dEsCENdING IN frONT, wITH dEEp sUTUrE, NEarLy LUsTErLEss ExCEpT
THE
prOTOCONCH aNd sECONd, sUrfaCE vEry fINELy aNd sOmEwHaT rEGULarLy rIb-sTrIaTEd axIaLLy, aNd
THE
prOTOCONCH aNd sECONd wITH LUsTrE, GENEraLLy smOOTH, aNd wITH a prOjECTION as wOrmfOrm aT
THE
sUTUrE Of bOdy wHOrLs. SHELLs yELLOwIsH brOwN Or HOrN-yELLOwIsH brOwN. UmbILICUs wIdE, rEGULarLy wIdENING, sHOwING
THE
EarLIEr wHOrLs INsIdE; ApErTarE CIrCULar, THICk, wITH TwO LOps, aNd sOmEwHaT ExpaNdEd aNd rEfLECTEd. OpErCULUm CIrCULar, sINk, bUT
THE
INNEr sUrfaCE Has a papULE-fOrm prOjECTION. RadULa wITH 1
CENTraL
TOOTH
, 1 LaTEraL aNd 2 marGINaL
TEETH
, ExCEpT
THE
marGINaL
TEETH
,
THE
CENTraL
aNd LaTEraL
TEETH
wITH ECTOCONEs, bUT
THE
marGINaL
TOOTH
wITH a HOOk."
Remarks.
THE dEsCrIpTION aNd THE OrIGINaL fIGUrEs arE INsUffICIENT TO dECIdE THE GENErIC pLaCEmENT Of THIs spECIEs.