TABLE 5 in A new pygmy squid, Idiosepius hallami n. sp. (Cephalopoda: Idiosepiidae) from eastern Australia and elevation of the southern endemic ' notoides' clade to a new genus, Xipholeptos n. gen.

TABLE 5. Idiosepius nominal sp ci s distinguishing f atur s. Data has b n compil d from th xamination of pr s rv d sp cim ns and publish d lit ratur. Includ d taxa follow th taxonomic conclusions r ach d in this pap r. Som information was d riv d from taxa now d m d to b in synonomy with valid sp ci s. Misid ntifications r f r to thos in pr vious publications, G nBank and lik ly among mus um coll ctions. Not all Idiosepius sp ci s hav y t b n xamin d for all charact rs in th light of th r vis d taxonomy propos d in this pap r and this should b a focus for futur study. *Th s traits hav b n us d historically to distinguish Idiosepius, but their usefulness is questionable (von Byern and Klepal 2010). † to be confirmed. Traits for I. picteti w r scor d following xamination of th purport d syntyp. SpeciesGiLCNo. rows club suckers*Total no. club suckersNo. sucker rows left ventral arm 4 ♂No. sucker rows right ventral arm 4 ♂Relative lengths of ventral arms compared with other arms (males)Female relative arm lengthsHectocotylus left ventral arm IV (with flap)Hectocotylus right ventral arm 4OtherIdiosepius hallami n. sp. Status: valid. Misid ntifications: I. paradoxus14–18 ♂, 18– 20 ♀2 ♂, 2 ♀27–37 ♂, 37–46 ♀7–106–9Arms 4 slightly long r than r maining arms; arms 1 short st, arms 2 and 3 similar in l ngth.All similar in l ngth, with arms 1 only slightly short r than r st.Long r than right with larg, flap-lik lob attach d obliqu ly v ntro-lat rally towards distal tip.Short r, broad r than r maining arms. Strong k ls on aboral sid.T ntacl s possibly us d for sp rmatophor transfer†.I. minimus d’Orbigny, 1835 in Férrusac and d’Orbigny 1834–1848 Status: valid. Syn. I. biserialis Voss, 1962; I. macrocheir Voss, 1962.?2–439 ♂, 32–44 ♀444.3.2.1 Arms 4.5× l ngth of r maining arms.4.3.2.1L ft arm short r than right, with two small flaps s parat d by a d p cl ft.Slightly wid r than l ft. K ls on aboral sid.Oral sid of v ntral arms in mal s with dark pigm nt spots.I. paradoxus (Ortmann, 1888) Status: valid. Misid ntifications: ‘Okinawa’ n. sp.294~48.0 ♂; 54– 62 ♀3–73–7Similar in l ngth to oth r arms.All similar in l ngth, arms 1 and 4 slightly short r than r maining arms.Sam l ngth as right, s micircular m mbran on dorsal sid, tip nlarg d as a cap-lik cov r.Sam l ngth as l ft; slightly thick r. K ls on aboral sid. Transv rs ridg s and groov s orally.T ntacl s as thick as arms. H ctocotylus us d for transf rring sp rmatophor s.I. picteti (Joubin, 1894) Status: qu stionabl.342–422Much short r than oth r arms. R maining arms similar in l ngth.Sl nd r and bilob d at tip. Lob tiny.Short r and thick r than l ft. Strong k ls on aboral sid transv rs ridg s and groov s on oral sid.I. pygmaeus St nstrup, 1881 Status: valid. Misid ntifications: O. pygmaeus28–30 ♂, 39– 45 ♀2**–4 **Hyll b rg and Nat wathana (1991b)45–62 ♂, 51– 63 ♀1–4 (usually 1–3)1–3Much short r than oth r arms. R maining arms similar in l ngth.Arm 1 short st.Long r than right; thinn r than right, sl nd r; with transv rs ridg s and groov s on oral sid; bilob d at tip. Lob tiny.Short r than l ft; stout, thick, blunt. K ls on aboral sid; fl shy transv rs ridg s on oral sid.Liv animals som tim s r v rs count rshad: pal dorsally, dark v ntrally. T ntacl s much thinn r than arms. H ctocotylus us d for transf rring sp rmatophor s.I. thailandicus Chotiyaputta et al. (1991) Status: valid. Misid ntifications: I. biserialis (SE Asia)15–17228–39 ♂, 32–45 ♀2–72–5Arms 4 1.5× as long as arms 1–3.Arms 1 short st.Slightly short r than right. Tiny flap at tip of arm.Slightly long r than l ft. Broad with k ls on aboral sid.T ntacl s us d for transf rring sp rmatophor s. F mal s light brown, mal s dark brown.‘ Okinawa’ n.sp. To b d scrib d. Misid ntifications: I. paradoxus12 ♂, 14 ♀230–32 ♂, 30 ♀3–44Arms 1–3 similar in l ngth. Arms 4 long r than r st.Arms 1 short r than r st. R st similar in l ngth.Long r than right. ……continued on the next page