Chthamalus

Chan, Benny K. K. & Cheang, Chi Chiu, 2015, A new Chthamalus (Crustacea: Cirripedia) from the challengeri subgroup on Taiwan rocky intertidal shores, Zootaxa 4000 (5), pp. 547-558 : 557

publication ID

https://dx.doi.org/10.11646/zootaxa.4000.5.4

publication LSID

lsid:zoobank.org:pub:F13F1205-EBDB-41D0-83B7-228D9C710357

persistent identifier

https://treatment.plazi.org/id/72A44150-4B80-48A7-92C9-3B650C2312B1

taxon LSID

lsid:zoobank.org:act:72A44150-4B80-48A7-92C9-3B650C2312B1

treatment provided by

Plazi (2016-04-20 22:41:16, last updated 2016-04-20 22:41:19)

scientific name

Chthamalus
status

 

Key for the identification of Chthamalus species of the ‘ challengeri subgroup’ of the Northwest Pacific

1. Junction of the scutum and tergum sigmoid shaped........................................................... 3

- Junction of the scutum and tergum straight.................................................................. 5

2. Cirri III antenniform......................................................................... C. antennatus

- Cirri III non- antenniform............................................................................... 4

3. 4–5 depressor muscle crests on tergum.......................................................... C. challengeri

- 2–3 depressor muscle crests on tergum............................................................... C. dalli

4. Shell surface strongly ribbed....................................................................... C. moro

- Shell surface not strongly ribbed.......................................................................... 6

5. Scutum equilateral triangular............................................................ C. williamsi sp. nov.

- Scutum depressed, width greater than height........................................................ C. sinensis