Sanchoidae Lowry, 2006

Myers, A, 2013, A Phylogeny and Classification of the Senticaudata subord. nov. (Crustacea: Amphipoda), Zootaxa 3610 (1), pp. 1-80 : 65

publication ID

https://doi.org/ 10.11646/zootaxa.3610.1.1

publication LSID

lsid:zoobank.org:pub:AA71AC2D-C7BF-43AE-9E25-29A5EC843B89

DOI

https://doi.org/10.5281/zenodo.6150775

persistent identifier

https://treatment.plazi.org/id/164ACE3F-BE67-FFD3-FF0B-FBE0FD28B221

treatment provided by

Plazi

scientific name

Sanchoidae Lowry, 2006
status

 

Sanchoidae Lowry, 2006 View in CoL

Type species. Sancho Stebbing, 1887.

Diagnostic description. Body dorsoventrally flattened. Eyes well developed, round or ovoid. Antennae 1–2 calceoli absent. Antenna 1 subequal in length to, or longer than antenna 2; peduncular article 1 longer than article 2; article 2 longer than article 3; article 3 shorter than article 1; peduncular articles 1–2 not geniculate; accessory flagellum minute. Antenna 2 peduncular article 1 not enlarged. Mandible molar triturating; palp symmetrical. Maxilla 1 basal endite apically setose; palps symmetrical. Maxilla 2 basal endite without oblique setal row. Labium inner lobes vestigial or absent. Coxal gills on pereopods 2–6, not stalked; sternal gills absent; sternal blisters absent; oostegites fringing setae simple. Gnathopod 1 subchelate; smaller (or weaker) than or similar in size to gnathopod 2; similar in males and females (not sexually dimorphic); propodus palm without robust setae along palmar margin. Gnathopod 2 subchelate; dissimilar in males and females (sexually dimorphic); carpus not produced along posterior margin of propodus, projecting between merus and propodus. Pereopods 3–4 not sexually dimorphic. Pereopod 4 with well developed posteroventral lobe. Pereopod 5 shorter than pereopod 6; coxa equilobate or with posteroventral lobe. Pereopod 7 longer than pereopod 5. Pleonites 1–3 without dorsal carinae. Urosomites 1–3 free; without slender or robust dorsal setae. Urosomite 1 without large distoventral robust seta. Urosomite 2 without dorsal setae. Uropod 1 without basofacial robust setae. Uropod 3 not sexually dimorphic; biramous, without plumose setae; endopod longer than exopod. Telson notched , emarginate or entire ; dorsal or lateral robust setae absent; apical robust setae absent.

Habitat. Marine, epigean.

Included genera. Choroes Stebbing, 1888 ; Sancho Stebbing, 1897.

Remarks. Sanchoids are associated with sponges (Lowry & Barnard 2001).

Distribution. South-eastern Australia (endemic).

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