International Scholarly Research Notices / 2011 / Article / Tab 7

Review Article

Review and Catalog of the Ostracode Family Rutidermatidae (Crustacea: Myodocopa)

Table 7

Summary of characteristics of mature females in Rutiderma.
(a)

Speciesapexarcuatilisarxchessicohenaecompressadarbyi

Shell length, mm1.181.021.431.211.241.61.28
Surface with ribs (r) or smooth (s)rrsrrrr
Incisur shallow or deep *Deep *Deep *Shallow *Deep *Deep *Shallow *Deep
No. of medial br. on rostrum (infold)10107–8107–8?7
1st antenna
 no. of br. 2nd seg., d-la1–11–11–11–11–11–01–1
 no. of br. 3rd seg., d.-v2–12–12–12–12–1?2–1
  no. of br. 4th seg., d.-v1–21–21–21–21–21–21–2
 no. of fil. on sens. br.11235?2
 no. of fil. on b.-br00000?0
 no. of fil. on c.-br.02112?2
 no. of fil. on g.-br.12213?1
2nd antenna
 endop. no. of br.4454544
Mandible
 coxale + or − bifurcate endite+++++++
 basale, no. of d. br. mid.-dist.33333?3
 basale, no. of thin v. br.243 *35? *5
 basale, no. of stout v. br.434 *32? *2
 basale, total no. of v. br.67767?7
 1st end. seg., no. v. br.22222?2
 2nd end. seg., no. of d. br.33434?3
 2nd end. seg., no. of v. br. excl cl..51 or 252 or 32?3
 3rd end. seg., no. of br. excl. cl.46366?6
Maxilla, no. br. on the 3 endites2–3–4?(2–4)–(2–4)–(3–5)(2-3)–(2-3)–(2-3)6–4–8?6–5—6
Fifth limb
 no. br. on the 3 endites2–6–(6-7)153–5–73–5–75–6–10?(3-4)–5–(5-6)
  ex. seg., no. primary teeth44 *4 *4 *444
 2nd ex. seg., no. teeth32 *3 *3 *33 *3
 2nd ex. seg., + or − bi-or trifurcate teeth+++++?+
 3rd ex. seg., no. br. on each lobe2–23–23–23–22–2?2—3
 4th + 5th segs. no. br.5544444
Sixth limb
 no. epipodial br.2221 or 2222
 no. br. on the 4 endites3–2–2–23–3–2–3(2-3)–2–3–(3-4)3–2–2–23–3–(2–4)–32–2–3–23–2–2–3
 end-seg., no. br.7767777
7th limb
 no. terminal cleaning br.3–33–33–33–33–33–33–3
 no. prox. cleaning br.2–22–22–22–22–22–22–2
 no. comb-teeth6–65–44–(5-6)5–33–51–510–4
Furca, no. of main claws4434434
Furca, no. of secondary claws2232232
Lateral Eyes, + or −+++++++
Specimen Number, # = USNM#158262#158212#193411#158280#158414*#158628A

(b)

Speciesdinochelataduxexrexferaxgerdhartmannigyrehartmannii

Shell length, mm1.180.990.991.161.361.11.12
Surface with ribs (r) or smooth (s)rrrrrrr
Incisur shallow or deep *Shallow *Deep *Shallow *Deep *Deep *Deep *Deep
No. of medial br. on rostrum (infold)86–75–6?8?137–97–8
1st antenna
 no. of br. 2nd seg., d-la1–11–11–11–11–11–11–1
 no. of br. 3rd seg., d.-v2–12–12–12–12–12–12–1
 no. of br. 4th seg., d.-v1–21–21–21–21–21–21–2
 no. of fil. on sens. br.0123211
 no. of fil. on b.-br0000000
 no. of fil. on c.-br.0011010
 no. of fil. on g.-br.1122111
2nd antenna
 endop. no. of br.43–41 or 45444
Mandible
 coxale + or − bifurcate endite+++++++
 basale, no. of d. br. mid.-dist.?333343
 basale, no. of thin v. br.?5 *5 *34? *24
 basale, no. of stout v. br.?3 *2 *42? *42
 basale, total no. of v. br.?877666
 1st end. seg., no. v. br.?222222
 2nd end. seg., no. of d. br.?343–4333
 2nd end. seg., no. of v. br. excl. cl.?444423
 3rd end. seg., no. of br. excl. cl.?433364
Maxilla, no. br. on the 3 endites93–3–4??6–5–63–3–32–3–3
Fifth limb
 no. br. on the 3 endites?3–3–53–4–6?4–4–7(2-3)–5–83–7–4
  ex. seg., no. primary teeth?44 *4444
 1st ex. seg., no. teeth?33 *3333
 2nd ex. seg., + or − bi-or trifurcate teeth?++++++
 3rd ex. seg., no. br. on each lobe2–23–23–23–23–22–32–2
 4th + 5th segs. no. br.45443–44–54
Sixth limb
 no. epipodial br.?22221–22
 no. br. on the 4 endites?3–2–2–(2-3)3–2–2–23–2–3–2(2-3)–2–3–33–2–2–(2-3)2–2–3–2
 end-seg., no. br.?7–86677–87
7th limb
 no. terminal cleaning br.3–33–33–33–33–33–33–3
 no. prox. cleaning br.2–22–(1-2)(1-2)–(1-2)2–22–22–22–2
no. comb-teeth1–2(2-3)–(2-3)(3-4)–(3-4)3–45–2 *?4–21–5
Furca, no. of main claws44 *4?3344
Furca, no. of secondary claws22 *3?3322
Lateral Eyes, + or −?++++++
Specimen Number, # = USNM#122907#194087#194254(1)ZMH 27297#154185#158219

(c)

Speciesirrostratajudayikalkeileloeuffilicinalomaemollita

Shell length, mm1.51.011.081.991.021.461.46
Surface with ribs (r) or smooth (s)rrrrrrr
Incisur shallow or deepDeep *Deep *Deep *Deep *Deep *Deep *Shallow
No. of medial br. on rostrum (infold)?77–846–710–128–12
1st antenna
 no. of br. 2nd seg., d-la1–11–11–11–11–11–11–1
  no. of br. 3rd seg., d.-v1–12–12–11–12–12–12–1
  no. of br. 4th seg., d.-v1–21–21–21–21–21–21–2
  no. of fil. on sens. br.0110033–4
  no. of fil. on b.-br0000000
  no. of fil. on c.-br.001010–10–1
  no. of fil. on g.-br.0110102–3
2nd antenna
 endop. no. of br.4444454
Mandible
 coxale + or − bifurcate endite2(2–5)(2–5)(2–4)(2–5)(2–5)(2–5)
 basale, no. of d. br. mid.-dist.+++++++
 basale, no. of thin v. br.3332333
 basale, no. of stout v. br.4 *2322 *2 *3
 basale, total no. of v. br.6646257
 1st end. seg., no. of v. br.3223222
 2nd end. seg., no. of d. br.2333334
 2nd end. seg., no. of v. br. excl. cl.1221323
 3rd end. seg., no. of br. excl. cl.56?65666
Maxilla, no. of br. on the 3 endites(5-6)–(5-6)–7?(2-3)–(2-3)–(2-3)(4–7)–4–56–5–85–4–(6-7)5–5–5
5th limb
 no. of br. on the 3 endites2–3–4?3–6–62–3–43–5–62–6–63–5–8
 ex. seg., no. of primary teeth *24 *44 *444
 2nd ex. seg., no. of teeth *33 *33 *333
 2nd ex. seg., + or − bi-or trifurcate teeth+++++++
 3rd ex. seg., no. of br. on each lobe2–23–22–33–23–(1 or 2)3–23–2
 4th + 5th segs. no. of br.443–44454
6th limb
 no. of epipodial br.2222222
 no. of br. on the 4 endites1–2–2–32–2–2–2(2-3)–2–2–33–2–2–23–1–(2-3)–(2-3)2–1–2–23–2–4–3
 end-seg., no. of br.777–87777
7th limb
 no. of terminal cleaning br.73–32–3 or 3–32–32–3 or 3–33–33–3
 no. of prox. cleaning br.3–22–21–12–22–22–22–2
 no. of comb-teeth2–23–2?!8(2-3)–(2-3)5–311–7
Furca, no. of main claws *3–3443343
Furca, no. of secondary claws3223323
Lateral Eyes, + or −++?++
Specimen Number, # = USNM#152826#158221#159079#149330#152851#158258#158001

(d)

Speciesnormaniovatapaxrexrostratarotundaschroederi

Shell length, mm1.21.5210.921.321.331.73
Surface with ribs (r) or smooth (s)rrrrrrr
Incisur shallow or deep *Deep *Deep *Deep *Shallow *Deep *Shallow *Deep
No. of medial br. on rostrum (infold)54?7?7–9717
1st antenna
 no. of br. 2nd seg., d-la1–11–11–11–11–11–11–0
 no. of br. 3rd seg., d.-v2–12–12–12–12–12–12–1
 no. of br. 4th seg., d.-v1–21–21–21–21–21–21–2
 no. of fil. on sens. br.0213131
 no. of fil. on b.-br0000000
 no. of fil. on c.-br.00?11110
 no. of fil. on g.-br.1112122
2nd antenna
 endop. no. of br. 1st seg4444445
 endop. no. of br. 2nd segabs.abs.abs.abs.abs.abs.abs.
 endop. no. of br. 3rd segabs.abs.abs.abs.abs.abs.abs.
  endop. no. of br. w/o setules(2–5)(2–5)(2–5)(2–5)(2–5)(2–5)(2–5)
Mandible
 coxale + or − bifurcate endite+++++++
 basale, no. of d. br. mid.-dist.3333333
 basale, no. of thin v. br.4 *5 *5 *3 *5 *5 *5
 basale, no. of stout v. br.2 *2 *2 *4 *2 *2 *3
 basale, total no. of v. br.6777777–8
 1st end. seg., no. of v. br.2222223
 2nd end. seg., no. of d. br.4334345
 2nd end. seg., no. of v. br. excl. cl.2224222 or 3 (otd)
 3rd end. seg., no. of br. excl. cl.6363664
Maxilla
 no. of br. on the 3 endites6–5–56–5–7(4–6)–(4–6)–(4–6)(2-3)–(2-3)–(2-3)(4–6)–(4–6)–(4–6)6–4–5 *6–3–6
5th limb
 no. of br. on the 3 endites3–5–73–4–62–4–63–3–92–4–63–(4-5)–6(1–3)–5–(5-6)
 ex. seg., no. of primary teeth544 *4444
 2nd ex. seg., no. of teeth333 *3333
 2nd ex. seg., + or − bi-or trifurcate teeth++++++
 3rd ex. seg., no. of br. on each lobe3–23–21–23–22–24–23–2
 4th + 5th segs. no. of br.4443–4444
6th limb
 no. of epipodial br.2222122
 no. of br. on the 4 endites3–2–2–33–1–(2-3)–33–1–2–23–2–2–23–1–2–33–4–3–33–3–3–3
 end-seg., no. of br.7776766
7th limb
 no. of terminal cleaning br.3–33–32–3 or 3–3(2-3)–(2-3)3–33–33–3
 no. of prox. cleaning br.?2–21–2 or 2–2(1-2)–(1-2)2–23–32–2
 no. of comb-teeth2–513–911–66–411–68–85–2
Furca, no. of main claws3343434
Furca, no. of secondary claws3323232
Lateral Eyes, + or −+++++
Specimen Number, # = USNM#193675#137686ZMH 27314-3#193415#158222#158214#194472

(e)

Speciessterreritryxvox

Shell length, mm1.11.10.91
Surface with ribs (r) or smooth (s)rrr
Incisur shallow or deep *Deep *Shallow *Shallow
No. of medial br. on rostrum (infold)6–868
1st antenna
 no. of br. 2nd seg., d-la1–11–01–1
 no. of br. 3rd seg., d.-v(1-2)–12–12–1
  no. of br. 4th seg., d.-v1–21–21–2
  no. of fil. on sens. br.122
  no. of fil. on b.-br000
  no. of fil. on c.-br.121
  no. of fil. on g.-br.121
2nd antenna
 endop. no. of br.453–4
Mandible
 coxale + or − bifurcate endite+++
 basale, no. of d. br. mid.-dist.333
 basale, no. of thin v. br. *534
 basale, no. of stout v. br. *223
 basale, total no. of v. br.757
 1st end. seg., no. of v. br.222
 2nd end. seg., no. of d. br.333
 2nd end. seg., no. of v. br. excl. cl.244
 3rd end. seg., no. of br. excl. cl.643
Maxilla, no. of br. on the 3 endites5–5–63–2–32–4–3
5th limb
 no. of br. on the 3 endites3–5–64–4–63–(4–6)–4
 ex. seg., no. of primary teeth444
 2nd ex. seg., no. of teeth333
 2nd ex. seg., + or − bi-or trifurcate teeth+++
 3rd ex. seg., no. of br. on each lobe3–23–23–2
 4th + 5th segs. no. of br.444
6th limb
 no. of epipodial br.221
 no. of br. on the 4 endites(2-3)–2-3–33–2–3–33–2–2–2
 end-seg., no. of br.767
7th limb3–33–33–3
 no. of terminal cleaning br.2–22–22–2
 no. of prox. cleaning br.5–35–3?
 no. of comb-teeth
Furca, no. of main claws434
Furca, no. of secondary claws232
Lateral Eyes, + or −++
Specimen Number, # = USNM#158115#194147#158309
(1) after Poulsen, [10]

abs.: absent; br.: bristles; cl.: claw; d: dorsal; dist.: distal; endop.: endopodite; ex.: exopod; fil.: filaments; no.: number; prox.: proximal; seg.: segment; sens: sensory; v: ventral.; ?: unknown; *: after Poulsen [10]. (Only males have been described for the species fusca, mortenseni, sagax, and tridens; see Table 4).

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