Caeconyx Barnard & Karaman 1991

Caeconyx Barnard & Karaman, 1991 (Fig. 3) Caeconyx Barnard & Karaman, 1991: 473. Type species. Hoplonyx caeculus Sars, 1891, original designation. Included species. Caeconynx includes one species: C . caeculus (Sars, 1891). Diagnostic description. Antenna 1 peduncle article 1 without anterod...

Full description

Bibliographic Details
Main Authors: Lowry, J. K., Kilgallen, N. M.
Format: Text
Language:unknown
Published: Zenodo 2014
Subjects:
Online Access:https://dx.doi.org/10.5281/zenodo.6319002
https://zenodo.org/record/6319002
Description
Summary:Caeconyx Barnard & Karaman, 1991 (Fig. 3) Caeconyx Barnard & Karaman, 1991: 473. Type species. Hoplonyx caeculus Sars, 1891, original designation. Included species. Caeconynx includes one species: C . caeculus (Sars, 1891). Diagnostic description. Antenna 1 peduncle article 1 without anterodistal lobe; accessory flagellum forming cap covering callynophore . Antenna 2 without brush setae. Mandible molar setose with vestigial triturating surface. Maxilla 1 outer plate a well developed 7/4 crown. Maxilla 2 inner plate slightly shorter than outer plate. Gnathopod 1 subchelate coxa 1 large, about as long as coxa 2, subrectangular with straight anterior margin ischium short (length less than 2 × breadth); carpus long (length 2 to 4 × breadth); propodus margins subparallel . Uropod 2 inner ramus not constricted. Telson deeply cleft . Remarks. Caeconyx has no distinctive generic level characters. It appears to be similar to Anonyx . It differs from Anonyx in the mandibular palp which is attached midway in Anonyx (attached distally in Caeconyx ) and the margins of the gnathopod 1 propodus which are tapering in Anonyx . Distribution. North-eastern Atlantic Ocean. Iceland to Trondheimsfjord. : Published as part of Lowry, J. K. & Kilgallen, N. M., 2014, A generic review of the lysianassoid family Uristidae and descriptions of new taxa from Australian waters (Crustacea, Amphipoda, Uristidae), pp. 1-92 in Zootaxa 3867 (1) on page 12, DOI: 10.11646/zootaxa.3867.1.1, http://zenodo.org/record/5585734 : {"references": ["Barnard, J. L. & Karaman, G. S. (1991) The families and genera of marine gammaridean Amphipoda (except marine gammaroids). Records of the Australian Museum, Supplement, 13, 1 - 866. http: // dx. doi. org / 10.3853 / j. 0812 - 7387.13.1991.367", "Sars, G. O. (1891) An Account of the Crustacea of Norway, with Short Descriptions and Figures of all the Species. Vol. I. Amphipoda. Parts 4 - 9. Alb. Cammermeyer, Christiana, 144 pp., 48 pls. [pp. 69 - 212, pls. 225 - 272]"]}