Table 3 Larval comparison among Calyptraeotheres (present work and Saelzer and Hapette 1986), Tumidotheres maculatus (described by Costlow and Bookhout 1966), some species of Dissodactylus-Clypeasterophilus group [Dissodactylus mellitae, D. crinitichelis and Clypeasterophilus stebbingi described by Marques and Pohle (1996a), Pohle and Telford (1981) and Marques and Pohle (1996b), respectively], Tunicotheres moseri (described by Bolaños et al. 2004) and Pinnaxodes major (described by Hong 1974)
Calyptraeotheres species | Tumidotheres maculatus | Pinnaxodes major | Tunicotheres moseri | Dissodactylus-Clypeasterophilus | |
|---|---|---|---|---|---|
Zoea stages | 5 | 5 | 5 | 2 | 3–4 |
Antennule endopod bud (appearance) | ZIV | ZV | ZV | ZI | ZIII–ZIV or not develop |
Antenna endopodite bud (appearance) | ZIII | ZIII | ZIV | ZI | ZII–ZIII |
Appearance of mandibular palp | Megalopa but not described in C. politus | ZV | ZV | – | Megalopa or not develop |
Maxillule | |||||
Appearance setae on the lateral margin of the basial endite | ZIV | ZIII | ZIV | ZII | ZIII |
First maxilliped basis setae | 10–9 | 3? | 7–10 | 5–6 | 10 |
Second maxilliped basis setae | 4 | 0? | 3–4 | 0–1 | 4 |
Appearance of pereiopods bud | ZIII but not described in C. politus | ZIV | Not described | ZI | ZII |
Abdomen | |||||
Appearance pleopod buds | ZIII | ZIV | ZIV | ZI | ZII–ZIII |
Mid-dorsal setae on first somite | Absent | Absent | Absent | Present | Present |
Telson | |||||
Dorsal spine on furcate | Smooth | Smooth | Smooth | Covered with spinules | Covered with spinules |
Absent | Absent | Absent | Present | Present | |
Megalopa | |||||
Carapace spines | 0 | 3 | 3 | 0 | 0 |
Antenna segmentation | 6 | 6 | 7 | 5 | 5 |