dcsimg

Comprehensive Description

provided by Smithsonian Contributions to Zoology
Ceradocus dooliba

DIAGNOSIS.—In alcohol, eyes lacking black pigment; slit of lateral cephalic lobe deep, edges fully appressed, anteroventral corner below slit with small blunt tooth; antenna 1 with 3–4 ventral spines on article 1; simple gland cone of antenna 2 failing slightly to reach full length along article 3 of peduncle; peduncle of antenna 2 reaching fully along article 2 on peduncle of antenna 1; article 3 of mandibular palp about one-half to two-thirds as long as article 1; coxa 1 with lateral ridge highly posteriad (like C. ramsayi), article 4 of gnathopods 1–2 with sharp posteroventral tooth; male gnathopod 2 with simple, oblique, convex palm defined by a weak cusp; posteroventral corner of article 2 on pereopods 3–5 with sharp process but slightly less sharp than in C. serratus; telson with strongly attenuate apices each bearing 3–4 spines, 1 of those spines very elongate and nearly half as long as telson, plus 1 distal feathered seta and 2 basolateral feathered setae; pleonites 1–3 dorsally serrate evenly; pleonite 4 dorsally toothed unevenly, axial line with vestigial tooth, each dorsolateral margin with pair or triad of large teeth, pleonite 5 with midline free of teeth and each dorsolateral margin with pair of large teeth; pleonal epimeron 1 in young specimens (cf. 9.0 mm) with sharp posteroventral tooth, 1 ventral notch, and a few notches above main tooth; epimeron 2 with 2 ventral notches, 1 posterior notch but no sharp tooth; both epimera 1–2 with lateral ridge; adults (15.0 mm+) with epimeron 1 bearing 1 ventral notch and weak posteroventral nob and several waves and notches above corner, epimeron 2 with weak notches on ventral margin and teeth and waves of medium size on posterior margin above corner; epimeron 3 in all stages above 9.0 mm with deep posterior teeth and about 3 teeth on ventral margin.

HOLOTYPE.—NMV, female, 20.3 mm.

TYPE-LOCALITY.—Port Phillip 56, Capel Sound, area 68, 25 June 1961.

DISTRIBUTION.—Warm-temperate Australia, mainly sublittoral in bays.
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bibliographic citation
Barnard, J. L. and Drummond, M. M. 1978. "Gammaridean Amphipoda of Australia, Part III. The Phoxocephalidae." Smithsonian Contributions to Zoology. 1-551. https://doi.org/10.5479/si.00810282.103